6.8. M81-SSM SCPI Command Summary

Module Loading

These commands and queries provide functionality for loading connected modules before use and unloading modules before physically disconnecting them. See Module Loading for details.

Data Queries

These queries provide readings one value at a time. For faster, synchronized data transfer, use data streaming instead.

Read Queries

These queries provide a new reading, waiting the averaging time (NPLC) after the reading has settled.

Fetch Queries

These queries provide the latest available reading after the reading has settled.

FETCh[:MULTiple]?
FETCh:SENSe#:DC?
FETCh:SENSe#:DC:RELative?
FETCh:SENSe#:LIA:FREQuency?
FETCh:SENSe#:LIA:LOCK?
FETCh:SENSe#:LIA:R?
FETCh:SENSe#:LIA:THETa?
FETCh:SENSe#:LIA:DC?
FETCh:SENSe#:LIA:X?
FETCh:SENSe#:LIA:Y?
FETCh:SENSe#:NPEak?
FETCh:SENSe#:PPEak?
FETCh:SENSe#:PTPeak?
FETCh:SENSe#:RMS?
FETCh:SENSe#:RMS:RELative?
FETCh:TEMPerature?
FETCh:SENSe#:TEMPerature?
FETCh:SOURce#:TEMPerature?

Fetch Immediate Queries

Use the :IMMediate subsystem to force a reading to be returned immediately without waiting for settling.

FETCh:SENSe#:DC:IMMediate?
FETCh:SENSe#:DC:RELative:IMMediate?
FETCh:SENSe#:LIA:R:IMMediate?
FETCh:SENSe#:LIA:THETa:IMMediate?
FETCh:SENSe#:LIA:DC:IMMediate?
FETCh:SENSe#:LIA:X:IMMediate?
FETCh:SENSe#:LIA:Y:IMMediate?
FETCh:SENSe#:NPEak:IMMediate?
FETCh:SENSe#:PPEak:IMMediate?
FETCh:SENSe#:PTPeak:IMMediate?
FETCh:SENSe#:RMS:IMMediate?
FETCh:SENSe#:RMS:RELative:IMMediate?

Data Streaming

These commands allow configuration of data streaming, as well as transfer of data.

Transfer

TRACe:STARt
TRACe:RESet
TRACe:DATA[:SINGle]?
TRACe:DATA:ALL?
TRACe:DATA:COUNt?
TRACe:DATA:OVERflow?
TRACe:ACTive?

Source Setup

These commands setup a source channel, and are available regardless of what source module is used.

SOURce#:STATe
SOURce#:STATe?
SOURce#:FUNCtion[:SHAPe]
SOURce#:FUNCtion[:SHAPe]?
SOURce#:FREQuency[:FIXed]
SOURce#:FREQuency[:FIXed]?
SOURce#:FREQuency[:CW]
SOURce#:FREQuency[:CW]?
SOURce#:DCYCle
SOURce#:DCYCle?
SOURce#:SYNChronize[:STATe]
SOURce#:SYNChronize[:STATe]?
SOURce#:SYNChronize:PHASe
SOURce#:SYNChronize:PHASe?
SOURce#:SYNChronize:SOURce
SOURce#:SYNChronize:SOURce?
SOURce#:PRESet

Measurement Setup

Use the mode command to configure the measurement mode. Further configuration is available based on the mode. The commands in this section are available regardless of what measure module is used.

SENSe#:MODE
SENSe#:MODE?
SENSe#:PRESet

DC Mode

SENSe#:NPLCycles
SENSe#:NPLCycles[:REQuested]?
SENSe#:NPLCycles:ACTual?

AC Mode

SENSe#:MODE
SENSe#:MODE?
SENSe#:NPLCycles
SENSe#:NPLCycles[:REQuested]?
SENSe#:NPLCycles:ACTual?

Relative Measurement

SENSe#:RELative:ZERO
SENSe#:RELative:BASEline
SENSe#:RELative:BASEline?

Module Configuration

Each module has additional commands to configure functionality provided by that module.

Auxiliary Inputs and Outputs

INPut:REFerence:EDGe
INPut:REFerence:EDGe?
OUTPut:REFerence[:STATe]
OUTPut:REFerence[:STATe]?
OUTPut:REFerence:SOURce
OUTPut:REFerence:SOURce?
OUTPut:MONitor[:STATe]
OUTPut:MONitor[:STATe]?
OUTPut:MONitor:MODe
OUTPut:MONitor:MODe?
OUTPut:MONitor:MLEVel
OUTPut:MONitor:MLEVel?
OUTPut:MONitor:SCALe?

Calculate

Use the following commands to configure and query calculated measurements.

CALCulate:SENSe#:RESistance?
CALCulate:SENSe#:RESistance:DC?
CALCulate:SENSe#:RESistance:INPHase?
CALCulate:SENSe#:RESistance:MAGNitude?
CALCulate:SENSe#:RESistance:PHASe?
CALCulate:SENSe#:RESistance:SOURce
CALCulate:SENSe#:RESistance:SOURce?

Statistics

Use the following commands to obtain statistics from the instrument about the related measurement readings.

STATistic:MMAXimum[:MULTiple]?
STATistic:MINimum:RESet
STATistic:MAXimum:RESet
STATistic:SENSe#:RESet

Minimum

STATistic:MINimum:SENSe#:DC?
STATistic:MINimum:SENSe#:RMS?
STATistic:MINimum:SENSe#:PTPeak?
STATistic:MINimum:SENSe#:PPEak?
STATistic:MINimum:SENSe#:NPEak?
STATistic:MINimum:SENSe#:LIA:X?
STATistic:MINimum:SENSe#:LIA:Y?
STATistic:MINimum:SENSe#:LIA:R?
STATistic:MINimum:SENSe#:LIA:THETa?

Maximum

STATistic:MAXimum:SENSe#:DC?
STATistic:MAXimum:SENSe#:RMS?
STATistic:MAXimum:SENSe#:PTPeak?
STATistic:MAXimum:SENSe#:PPEak?
STATistic:MAXimum:SENSe#:NPEak?
STATistic:MAXimum:SENSe#:LIA:X?
STATistic:MAXimum:SENSe#:LIA:Y?
STATistic:MAXimum:SENSe#:LIA:R?
STATistic:MAXimum:SENSe#:LIA:THETa?

Miscellaneous

CALibration:DATE?
CALibration:SNUMber?
CALibration:TEMPerature?
CALibration:SCALibration:DATE?
CALibration:SCALibration:RESet
CALibration:SCALibration:RUN
CALibration:SCALibration:STATus?
CALibration:SCALibration:TEMPerature?
SENSe#:NAME
SENSe#:NAME?
SENSe#:NOTes
SENSe#:NOTes?
SENSe#:MODel?
SENSe#:SERial?
SENSe#:HWVersion?
SENSe#:SCALibration:DATE?
SENSe#:SCALibration:RESet
SENSe#:SCALibration:RUN
SENSe#:SCALibration:STATus?
SENSe#:SCALibration:STATus?
SENSe#:SCALibration:TEMPerature?
SENSe#:IDENtify
SENSe#:IDENtify?
SENSe#:DMODe
SENSe#:DMODe?
SENSe:NCHannels?
SOURce#:NAME
SOURce#:NAME?
SOURce#:NOTes
SOURce#:NOTes?
SOURce#:MODel?
SOURce#:SERial?
SOURce#:HWVersion?
SOURce#:SCALibration:DATE?
SOURce#:SCALibration:RESet
SOURce#:SCALibration:RUN
SOURce#:SCALibration:STATus?
SOURce#:SCALibration:TEMPerature?
SOURce#:IDENtify
SOURce#:IDENtify?
SOURce#:DMODe
SOURce#:DMODe?
SOURce:NCHannels?

Digital I/O

DIGital:IDATa?
DIGital:OSETting
DIGital:OSETting?

Settings Profiles

PROFile[:SUMMary]?
PROFile:CREAte
PROFile:LIST?
PROFile:DESCription
PROFile:DESCription?
PROFile:JSON?
PROFile:REName
PROFile:UPDate
PROFile:RESTore
PROFile:RESTore[:VALid]?
PROFile:DELete
PROFile:DELete:ALL

Parameter Sweeping

SOURce#:CURRent:MODE
SOURce#:CURRent:MODE?
SOURce#:CURRent:STARt
SOURce#:CURRent:STARt?
SOURce#:CURRent:STEP
SOURce#:CURRent:STEP?
SOURce#:CURRent:STOP
SOURce#:CURRent:STOP?
SOURce#:VOLTage:MODE
SOURce#:VOLTage:MODE?
SOURce#:VOLTage:STARt
SOURce#:VOLTage:STARt?
SOURce#:VOLTage:STEP
SOURce#:VOLTage:STEP?
SOURce#:VOLTage:STOP
SOURce#:VOLTage:STOP?
SOURce#:FREQuency:MODE
SOURce#:FREQuency:MODE?
SOURce#:FREQuency:STARt
SOURce#:FREQuency:STARt?
SOURce#:FREQuency:STEP
SOURce#:FREQuency:STEP?
SOURce#:FREQuency:STOP
SOURce#:FREQuency:STOP?
SOURce#:OFFSet:MODE
SOURce#:OFFSet:MODE?
SOURce#:OFFSet:STARt
SOURce#:OFFSet:STARt?
SOURce#:OFFSet:STEP
SOURce#:OFFSet:STEP?
SOURce#:OFFSet:STOP
SOURce#:OFFSet:STOP?
SOURce#:SWEep:DIRection
SOURce#:SWEep:DIRection?
SOURce#:SWEep:DIRection:RTRip[:STATe]
SOURce#:SWEep:DIRection:RTRip[:STATe]?
SOURce#:SWEep:DWELl
SOURce#:SWEep:DWELl?
SOURce#:SWEep:POINts
SOURce#:SWEep:POINts?
SOURce#:SWEep:SPACing
SOURce#:SWEep:SPACing?
SOURce#:SWEep:TIME
SOURce#:SWEep:TIME?
SOURce#:SWEep[:STATus]?
SWEep:INITiate
SWEep:INITiate:TRACe[:STATe]
SWEep:INITiate:TRACe[:STATe]?
SWEep:ABORt

System

CALCulate:SENSe#:RESistance:CAPacitance?

Immediately returns the capacitance of the AC (lock-in) resistance measurement in Farads. May return a NaN if attempting to divide by zero, if the source is incompatible, the measure mode isn’t lock-in, or if either measure module or its designated source have an error.

CALCulate:SENSe#:RESistance:CAPacitance?

Returns

The capacitance of the AC (lock-in) resistance measurement.

Return type is NRf

CALCulate:SENSe#:RESistance:COMPensated?

Immediately returns the compensated resistance of the AC (lock-in) resistance measurement in Ohms. May return a NaN if attempting to divide by zero, if the source is incompatible, the measure mode isn’t lock-in, or if either measure module or its designated source have an error.

CALCulate:SENSe#:RESistance:COMPensated?

Returns

The compensated resistance of the AC (lock-in) resistance measurement.

Return type is NRf

CALCulate:SENSe#:RESistance:DC:RELative:BASeline

Configures the present baseline value of the specified module to a user specified value. The specified baseline value is removed from the relative DC resistance value.

CALCulate:SENSe#:RESistance:DC:RELative:BASeline <baseline>

Parameters

Name	Type	Description
baseline	NRf	The baseline value to remove from the DC resistance.

Returns

None

CALCulate:SENSe#:RESistance:DC:RELative:BASeline?

Queries the present baseline value of the specified module that is removed from the relative DC resistance value.

CALCulate:SENSe#:RESistance:DC:RELative:BASeline?

Returns

None

CALCulate:SENSe#:RESistance:DC:RELative:CLEar

Clears the baseline value of the specified module.

CALCulate:SENSe#:RESistance:DC:RELative:CLEar

Returns

None

CALCulate:SENSe#:RESistance:DC:RELative:ZERO

Configures the baseline value of the specified module to remove the present DC resistance value. This results in a resistance calculation of 0 Ohms in a stable environment.

CALCulate:SENSe#:RESistance:DC:RELative:ZERO

Returns

None

CALCulate:SENSe#:RESistance:DC:RELative?

Queries the present relative DC resistance value.

CALCulate:SENSe#:RESistance:DC:RELative?

Returns

The DC resistance value minus the relative DC baseline value

Return type is NRf

CALCulate:SENSe#:RESistance:DC?

Immediately returns the DC resistance in Ohms. May return a NaN if attempting to divide by zero, if the source is incompatible, the measure mode isn’t DC, or if either measure module or its designated source have an error.

CALCulate:SENSe#:RESistance:DC?

Returns

DC resistance in Ohms.

Return type is NRf

CALCulate:SENSe#:RESistance:ETYPe

Sets the present resistance excitation type of the specified module. When the selected index is a source module: For DC, the measure mode is DC and source shape is DC. For AC, the measure mode is Lock-in and source shape is Sine.

When the selected index is a measure module: For DC, the measure modes are both set to DC. For AC, the measure modes is set to Lock-in.

CALCulate:SENSe#:RESistance:ETYPe <excitation>

Parameters

Name	Type	Description
excitation	Character	The desired excitation type; either DC or AC.

Returns

None

CALCulate:SENSe#:RESistance:ETYPe?

Queries the present resistance excitation type of the specified module. This represents the combination of the specified measure module mode and the selected source module shape.

CALCulate:SENSe#:RESistance:ETYPe?

Returns

When the selected index is a source module: DC if the measure mode is DC and source shape is DC. AC if the measure mode is Lock-in and source shape is Sine.

When the selected index is a measure module: DC when both measure modes are DC. AC when both measure modes are Lock-in.

Otherwise Invalid.

Return type is Character

CALCulate:SENSe#:RESistance:INPHase?

Immediately returns the in-phase component of the AC (lock-in) resistance measurement in Ohms. May return a NaN if attempting to divide by zero, if the source is incompatible, the measure mode isn’t lock-in, or if either measure module or its designated source have an error.

CALCulate:SENSe#:RESistance:INPHase?

Returns

The in-phase component of the AC (lock-in) resistance measurement.

Return type is NRf

CALCulate:SENSe#:RESistance:MAGNitude?

Immediately returns the magnitude of the AC (lock-in) resistance measurement in Ohms. May return a NaN if attempting to divide by zero, if the source is incompatible, the measure mode isn’t lock-in, or if either measure module or its designated source have an error.

CALCulate:SENSe#:RESistance:MAGNitude?

Returns

The magnitude of the AC (lock-in) resistance measurement.

Return type is NRf

CALCulate:SENSe#:RESistance:MODE

Sets the present resistance mode of the specified module.

CALCulate:SENSe#:RESistance:MODE <optimization>

Parameters

Name	Type	Description
optimization	Character	The desired mode; NOISe or POWer

Returns

None

CALCulate:SENSe#:RESistance:MODE?

Queries the preset resistance mode of the specified module.

CALCulate:SENSe#:RESistance:MODE?

Returns

The present resistance mode; NOISe or POWer.

Return type is Character

CALCulate:SENSe#:RESistance:OPTimize

Sets the preset state of resistance optimization on the specified module.

CALCulate:SENSe#:RESistance:OPTimize <state>

Parameters

Name	Type	Description
state	Boolean	The state of resistance optimization

Returns

None

CALCulate:SENSe#:RESistance:OPTimize:ONCE

Performs a one-time resistance optimization on the specified module disabling optimization afterward.

CALCulate:SENSe#:RESistance:OPTimize:ONCE

Returns

None

CALCulate:SENSe#:RESistance:OPTimize?

Queries the present state of optimization on the specified module. When optimization is enabled, the instrument will set other settings based on the selected resistance range and mode settings.

CALCulate:SENSe#:RESistance:OPTimize?

Returns

The state of the optimization. True if optimizing for resistance; else false.

Return type is Boolean

CALCulate:SENSe#:RESistance:OTIMe:ACTual?

Queries the present actual observation time for the resistance calculation. This is a best-fit calculation based on the requested observation time and reference frequency.

CALCulate:SENSe#:RESistance:OTIMe:ACTual?

Returns

The actual observation time.

Return type is NRf

CALCulate:SENSe#:RESistance:OTIMe:ENBandwidth?

Queries the present equivalent noise bandwidth for the actual resistance observation time.

CALCulate:SENSe#:RESistance:OTIMe:ENBandwidth?

Returns

The calculated equivalent noise bandwidth.

Return type is NRf

CALCulate:SENSe#:RESistance:OTIMe:REQuested

Sets the present requested observation time on the specified module.

CALCulate:SENSe#:RESistance:OTIMe:REQuested <requestedTime>

Parameters

Name	Type	Description
requestedTime	NRf	The requested observation time.

Returns

None

CALCulate:SENSe#:RESistance:OTIMe:REQuested?

Queries the present requested observation time on the specified module.

CALCulate:SENSe#:RESistance:OTIMe:REQuested?

Returns

The requested observation time.

Return type is NRf

CALCulate:SENSe#:RESistance:OTIMe[:STATe]

Sets the present state of the observation time on the specified module.

CALCulate:SENSe#:RESistance:OTIMe[:STATe] <state>

Parameters

Name	Type	Description
state	Boolean	The state of resistance observation time.

Returns

None

CALCulate:SENSe#:RESistance:OTIMe[:STATe]?

Queries the present state of the observation time on the specified module.

CALCulate:SENSe#:RESistance:OTIMe[:STATe]?

Returns

The state of resistance observation time.

Return type is Boolean

CALCulate:SENSe#:RESistance:PHASe?

Immediately returns the phase of the AC (lock-in) resistance measurement in degrees. May return a NaN if attempting to divide by zero, if the source is incompatible, the measure mode isn’t lock-in, or if either measure module or its designated source have an error.

CALCulate:SENSe#:RESistance:PHASe?

Returns

The phase of the AC (lock-in) resistance measurement.

Return type is NRf

CALCulate:SENSe#:RESistance:QUADrature?

Immediately returns the quadrature component of the AC (lock-in) resistance measurement in Ohms. May return a NaN if attempting to divide by zero, if the source is incompatible, the measure mode isn’t lock-in, or if either measure module or its designated source have an error.

CALCulate:SENSe#:RESistance:QUADrature?

Returns

The quadrature component of the AC (lock-in) resistance measurement.

Return type is NRf

CALCulate:SENSe#:RESistance:RANGe

Sets the present resistance range of the specified module.

CALCulate:SENSe#:RESistance:RANGe <range>

Parameters

Name	Type	Description
range	NRf	The desired range in Ohms.

Returns

None

CALCulate:SENSe#:RESistance:RANGe:AUTO

Sets the present state of the resistance auto-range for the specified module.

CALCulate:SENSe#:RESistance:RANGe:AUTO <state>

Parameters

Name	Type	Description
state	Boolean	The state of auto-ranging.

Returns

None

CALCulate:SENSe#:RESistance:RANGe:AUTO?

Queries the present state of the resistance auto-range for the specified module.

CALCulate:SENSe#:RESistance:RANGe:AUTO?

Returns

The state of auto-ranging.

Return type is Boolean

CALCulate:SENSe#:RESistance:RANGe?

Queries the present resistance range of the specified module.

CALCulate:SENSe#:RESistance:RANGe?

Returns

The resistance range in Ohms.

Return type is NRf

CALCulate:SENSe#:RESistance:SOURce

Sets the selected module that should be used to calculate resistance.

CALCulate:SENSe#:RESistance:SOURce <reference>

Parameters

Name	Type	Description
reference	Character	The source module to reference. S1, S2, S3, M1, M2, or M3 for M81-6. S1, S2, M1, or M2 for M81-4. S1 or M1 only for M81-2.

Returns

None

CALCulate:SENSe#:RESistance:SOURce?

Returns the selected module that is currently being used to calculate the resistance.

CALCulate:SENSe#:RESistance:SOURce?

Returns

The source module being referenced. S1, S2, S3, M1, M2, or M3 for M81-6. S1, S2, M1, or M2 for M81-4. S1 or M1 only for M81-2.

Return type is Character

CALCulate:SENSe#:RESistance?

Immediately returns the resistance in Ohms. When in DC mode, this is the DC resistance. When in AC (lock-in) mode, this is the in-phase component of the resistance. May return a NaN if attempting to divide by zero, if the source is incompatible, or if either measure module or its designated source have an error.

CALCulate:SENSe#:RESistance?

Returns

Resistance in Ohms.

Return type is NRf

CALibration:DATE?

Queries the date of the calibration.

CALibration:DATE?

Returns

Date in the form of year, month, day, hour, minute, second

Return type is NR1

Examples

CALibration:DATE?

CALibration:SCALibration:DATE?

Queries the self-calibration date.

CALibration:SCALibration:DATE?

Returns

Date in the form of year, month, day, hour, minute, second

Return type is NR1

CALibration:SCALibration:RESet

Restores the factory self-calibration.

CALibration:SCALibration:RESet

Returns

None

CALibration:SCALibration:RUN

Runs a self-calibration sequence. This is overlapping (not a blocking operation).

CALibration:SCALibration:RUN

Returns

None

CALibration:SCALibration:STATus?

Returns the status of the head self cal.

CALibration:SCALibration:STATus?

Returns

Self-calibration status. NONE, RUNNing, PASSed, or FAILed.

Return type is Character

CALibration:SCALibration:TEMPerature?

Queries the self-calibration temperature.

CALibration:SCALibration:TEMPerature?

Returns

Temperature in °C

Return type is NRf

CALibration:SNUMber?

Queries the unit’s serial number.

CALibration:SNUMber?

Returns

Serial number as a string

Return type is String

Examples

CALibration:SNUMber?

CALibration:TEMPerature?

Queries the calibration temperature.

CALibration:TEMPerature?

Returns

Temperature as a double

Return type is NRf

Examples

CALibration:TEMPerature?

FETCh:SENSe#:DC:IMMediate?

Immediately returns the present DC measurement for the specified module without waiting for the value to become valid. The module must be in DC or AC mode.

FETCh:SENSe#:DC:IMMediate?

Returns

DC measurement in module units.

Return type is NRf

FETCh:SENSe#:DC:RELative:IMMediate?

Immediately returns the present relative DC measurement for the specified module without waiting for the value to become valid. The module must be in DC mode.

FETCh:SENSe#:DC:RELative:IMMediate?

Returns

Relative DC measurement in module units.

Return type is NRf

FETCh:SENSe#:DC:RELative?

Returns the present relative DC measurement for the specified module. The module must be in DC mode.

FETCh:SENSe#:DC:RELative?

Returns

Relative DC measurement in module units.

Return type is NRf

FETCh:SENSe#:DC?

Returns the present DC measurement for the specified module. The module must be in DC or AC mode.

FETCh:SENSe#:DC?

Returns

DC measurement in module units.

Return type is NRf

FETCh:SENSe#:LIA:DC:IMMediate?

Immediately returns the DC measurement in lock in mode The module must be in lock-in mode.

FETCh:SENSe#:LIA:DC:IMMediate?

Returns

DC measurement in module units

Return type is NRf

FETCh:SENSe#:LIA:DC?

Returns the DC measurement in lock in mode The module must be in lock-in mode.

FETCh:SENSe#:LIA:DC?

Returns

DC measurement in module units

Return type is NRf

FETCh:SENSe#:LIA:FREQuency?

Returns the present lock-in frequency. The module must be in lock-in mode.

FETCh:SENSe#:LIA:FREQuency?

Returns

Frequency in Hz.

Return type is NRf

FETCh:SENSe#:LIA:LOCK?

Returns the status of the lock-in reference frequency. The module must be in lock-in mode.

FETCh:SENSe#:LIA:LOCK?

Returns

1 if locked, 0 if unlocked.

Return type is Boolean

FETCh:SENSe#:LIA:R:IMMediate?

Immediately returns the present magnitude measurement from the lock-in for the specified module without waiting for the value to become valid. See Lock-in mode. The module must be in lock-in mode.

FETCh:SENSe#:LIA:R:IMMediate?

Returns

Magnitude measurement in module units.

Return type is NRf

FETCh:SENSe#:LIA:R?

Returns the present magnitude measurement from the lock-in for the specified module. See Lock-in mode. The module must be in lock-in mode.

FETCh:SENSe#:LIA:R?

Returns

Magnitude measurement in module units.

Return type is NRf

FETCh:SENSe#:LIA:THETa:IMMediate?

Immediately returns the present angle measurement from the lock-in for the specified module without waiting for the value to become valid. See Lock-in mode. The module must be in lock-in mode.

FETCh:SENSe#:LIA:THETa:IMMediate?

Returns

Angle measurement in degrees.

Return type is NRf

FETCh:SENSe#:LIA:THETa?

Returns the present angle measurement from the lock-in for the specified module. See Lock-in mode. The module must be in lock-in mode.

FETCh:SENSe#:LIA:THETa?

Returns

Angle measurement in degrees.

Return type is NRf

FETCh:SENSe#:LIA:X:IMMediate?

Immediately returns the present X measurement from the lock-in for the specified module without waiting for the value to become valid. The module must be in lock-in mode.

FETCh:SENSe#:LIA:X:IMMediate?

Returns

X measurement in module units.

Return type is NRf

FETCh:SENSe#:LIA:X?

Returns the present X measurement from the lock-in for the specified module. The module must be in lock-in mode.

FETCh:SENSe#:LIA:X?

Returns

X measurement in module units.

Return type is NRf

FETCh:SENSe#:LIA:Y:IMMediate?

Immediately returns the present Y measurement from the lock-in for the specified module without waiting for the value to become valid. The module must be in lock-in mode.

FETCh:SENSe#:LIA:Y:IMMediate?

Returns

Y measurement in module units.

Return type is NRf

FETCh:SENSe#:LIA:Y?

Returns the present Y measurement from the lock-in for the specified module. The module must be in lock-in mode.

FETCh:SENSe#:LIA:Y?

Returns

Y measurement in module units.

Return type is NRf

FETCh:SENSe#:NPEak:IMMediate?

Immediately returns the present negative peak measurement for the specified module without waiting for the value to become valid.

FETCh:SENSe#:NPEak:IMMediate?

Returns

Negative peak measurement in module units.

Return type is NRf

FETCh:SENSe#:NPEak?

Returns the present negative peak measurement for the specified module.

FETCh:SENSe#:NPEak?

Returns

Negative peak measurement in module units.

Return type is NRf

FETCh:SENSe#:PPEak:IMMediate?

Immediately returns the present positive peak measurement for the specified module without waiting for the value to become valid.

FETCh:SENSe#:PPEak:IMMediate?

Returns

Positive peak measurement in module units.

Return type is NRf

FETCh:SENSe#:PPEak?

Returns the present positive peak measurement for the specified module.

FETCh:SENSe#:PPEak?

Returns

Positive peak measurement in module units.

Return type is NRf

FETCh:SENSe#:PTPeak:IMMediate?

Immediately returns the present peak to peak measurement for the specified module without waiting for the value to become valid.

FETCh:SENSe#:PTPeak:IMMediate?

Returns

Peak to peak measurement in module units.

Return type is NRf

FETCh:SENSe#:PTPeak?

Returns the present peak to peak measurement for the specified module.

FETCh:SENSe#:PTPeak?

Returns

Peak to peak measurement in module units.

Return type is NRf

FETCh:SENSe#:RMS:IMMediate?

Immediately returns the present RMS measurement for the specified module without waiting for the value to become valid. The module must be in DC or AC mode.

FETCh:SENSe#:RMS:IMMediate?

Returns

RMS measurement in module units.

Return type is NRf

FETCh:SENSe#:RMS:RELative:IMMediate?

Immediately returns the present relative RMS measurement for the specified module without waiting for the value to become valid. The module must be in AC mode.

FETCh:SENSe#:RMS:RELative:IMMediate?

Returns

Relative RMS measurement in module units.

Return type is NRf

FETCh:SENSe#:RMS:RELative?

Returns the present relative RMS measurement for the specified module. The module must be in AC mode.

FETCh:SENSe#:RMS:RELative?

Returns

Relative RMS measurement in module units.

Return type is NRf

FETCh:SENSe#:RMS?

Returns the present RMS measurement for the specified module. The module must be in DC or AC mode.

FETCh:SENSe#:RMS?

Returns

RMS measurement in module units.

Return type is NRf

FETCh:SENSe#:TEMPerature?

Returns the temperature of the measure module.

FETCh:SENSe#:TEMPerature?

Returns

The temperature in °C.

Return type is Character

FETCh:SOURce#:READback:DC[:IMMediate]?

Returns the DC readback measurement for the specified module.

FETCh:SOURce#:READback:DC[:IMMediate]?

Returns

DC readback measurement in module units.

Return type is NRf

FETCh:SOURce#:READback:RMS[:IMMediate]?

Returns the DC readback measurement for the specified module.

FETCh:SOURce#:READback:RMS[:IMMediate]?

Returns

DC readback measurement in module units.

Return type is NRf

FETCh:SOURce#:TEMPerature?

Returns the temperature of the source module.

FETCh:SOURce#:TEMPerature?

Returns

The temperature in °C.

Return type is Character

FETCh:TEMPerature?

Returns the temperature of the instrument.

FETCh:TEMPerature?

Returns

The temperature in °C.

Return type is Character

FETCh[:MULTiple]?

Queries multiple parameters sampled at the same moment in time.

FETCh[:MULTiple]?

Returns

Comma separated list of values corresponding to the input parameters and channels.

Return type is Character

Examples

To fetch DC from measure module 1, RMS from measure module 2, and Peak-to-Peak from measure module 3:
  FETCh? MDC,1,MRMS,2,MPTPeak,3
Example result:
  1.23, 2.34, 3.45

INPut:REFerence:EDGe

Sets the reference input edge.

INPut:REFerence:EDGe <edge>

Parameters

Name	Type	Description
edge	Character	Reference input edge. Rising or Falling.

Returns

None

INPut:REFerence:EDGe?

Queries the reference input edge.

INPut:REFerence:EDGe?

Returns

Reference input edge. Rising or Falling.

Return type is Character

OUTPut:MONitor:MLEVel

Sets the monitor out manual level in volts. Only relevant in manual mode.

OUTPut:MONitor:MLEVel <value>

Parameters

Name	Type	Description
value	NRf	Manual level in volts between -10.0V and +10.0V.

Returns

None

OUTPut:MONitor:MLEVel?

Queries the monitor out manual level. Only relevant in manual mode.

OUTPut:MONitor:MLEVel?

Returns

Manual level in volts.

Return type is NRf

OUTPut:MONitor:MODe

Sets the monitor output mode.

OUTPut:MONitor:MODe <source>

Parameters

Name	Type	Description
source	Character	Monitor output mode. M1, M2, M3, or MANual.

Returns

None

OUTPut:MONitor:MODe?

Queries the monitor output mode.

OUTPut:MONitor:MODe?

Returns

Monitor output mode. M1, M2, M3, or MANual. Use MANual with :MLEVel.

Return type is Character

OUTPut:MONitor:SCALe?

Queries the monitor out scaling value. If in manual mode, a value of 1 will be returned.

OUTPut:MONitor:SCALe?

Returns

Scaling value

Return type is NRf

OUTPut:MONitor[:STATe]

Sets the monitor output status.

OUTPut:MONitor[:STATe] <state>

Parameters

Name	Type	Description
state	Boolean	1 to enable monitor output, 0 to disable monitor output.

Returns

None

OUTPut:MONitor[:STATe]?

Queries the monitor output status.

OUTPut:MONitor[:STATe]?

Returns

1 if monitor output is enabled, 0 if monitor output is disabled.

Return type is Boolean

OUTPut:REFerence:SOURce

Sets the reference output mode.

OUTPut:REFerence:SOURce <source>

Parameters

Name	Type	Description
source	Character	Reference output mode. S1, S2, or S3 for M81-6. S1 or S2 for M81-4. S1 only for M81-2.

Returns

None

OUTPut:REFerence:SOURce?

Queries the reference output mode.

OUTPut:REFerence:SOURce?

Returns

Reference output mode. S1, S2, or S3 for M81-6. S1 or S2 for M81-4. S1 only for M81-2.

Return type is Character

OUTPut:REFerence[:STATe]

Sets the reference output status.

OUTPut:REFerence[:STATe] <state>

Parameters

Name	Type	Description
state	Boolean	1 to enable reference output, 0 to disable reference output.

Returns

None

OUTPut:REFerence[:STATe]?

Queries the reference output status.

OUTPut:REFerence[:STATe]?

Returns

1 if reference output is enabled, 0 if reference output is disabled.

Return type is Boolean

PROFile:CREAte

Creates a new profile using the present instrument configuration.

PROFile:CREAte <name>,<description>

Parameters

Name	Type	Description
name	String	Unique name to give the profile.
description	String	Optional description of the profile.

Returns

None

PROFile:DELete

Deletes a profile.

PROFile:DELete <name>

Parameters

Name	Type	Description
name	String	The name of the profile to delete.

Returns

None

PROFile:DELete:ALL

Deletes all profiles.

PROFile:DELete:ALL

Returns

None

PROFile:DESCription

Sets a profile’s description. Any existing description will be overwritten.

PROFile:DESCription <name>,<description>

Parameters

Name	Type	Description
name	String	Name of the profile to set the description.
description	String	The new description of the profile.

Returns

None

PROFile:DESCription?

Queries a profile’s description.

PROFile:DESCription? <name>

Parameters

Name	Type	Description
name	String	Name of the profile to Queries the description for.

Returns

The profile’s description.

Return type is String

PROFile:JSON?

Queries a JSON representation of a profile.

PROFile:JSON? <name>,<pretty>

Parameters

Name	Type	Description
name	String	The name of the profile to query.
pretty	Boolean	1 to format the JSON string with indentation and newline, 0 for a single line.

Returns

JSON representation of the profile.

Return type is String

PROFile:LIST?

Queries a list of the saved profile names.

PROFile:LIST?

Returns

Saved profile names as comma separated strings.

Return type is String

PROFile:REName

Renames a profile. New name must be unique.

PROFile:REName <name>,<newName>

Parameters

Name	Type	Description
name	String	The name of the profile to rename.
newName	String	The new name of the profile.

Returns

None

PROFile:RESTore

Restores a profile.

PROFile:RESTore <name>

Parameters

Name	Type	Description
name	String	The name of the profile to restore.

Returns

None

PROFile:RESTore[:VALid]?

Queries if a profile is valid to restore.

PROFile:RESTore[:VALid]? <name>

Parameters

Name	Type	Description
name	String	The name of the profile to validate.

Returns

1 if the profile is valid to restore, 0 otherwise.

Return type is Boolean

PROFile:UPDate

Updates a profile with the present instrument configuration.

PROFile:UPDate <name>

Parameters

Name	Type	Description
name	String	The name of the profile to update.

Returns

None

PROFile[:SUMMary]?

Queries the description and module models of the profile setting.

PROFile[:SUMMary]? <name>

Parameters

Name	Type	Description
name	String	The name of the profile to query.

Returns

The description and module models of the profile setting as comma separated strings.

Return type is String

READ:SENSe#:ABORt

Abort the read initiated by the READ:SENSE#:START command.

READ:SENSe#:ABORt

Returns

None

READ:SENSe#:DC:RELative?

Acquires and returns the relative DC measurement for the specified module. The value is returned after waiting for the configured NPLC to complete. The module must be in DC mode.

READ:SENSe#:DC:RELative?

Returns

Relative DC measurement in module units.

Return type is Character

READ:SENSe#:DC?

Acquires and returns the DC measurement for the specified module. The value is returned after waiting for the configured NPLC to complete. The module must be in DC or AC mode.

READ:SENSe#:DC?

Returns

DC measurement in module units.

Return type is Character

READ:SENSe#:NPEak?

Acquires and returns the negative peak measurement for the specified module. The value is returned after waiting for the configured NPLC to complete.

READ:SENSe#:NPEak?

Returns

Negative peak measurement in module units.

Return type is Character

READ:SENSe#:PPEak?

Acquires and returns the positive peak measurement for the specified module. The value is returned after waiting for the configured NPLC to complete.

READ:SENSe#:PPEak?

Returns

Positive peak measurement in module units.

Return type is Character

READ:SENSe#:PTPeak?

Acquires and returns the peak to peak measurement for the specified module. The value is returned after waiting for the configured NPLC to complete.

READ:SENSe#:PTPeak?

Returns

Peak to peak measurement in module units.

Return type is Character

READ:SENSe#:RESult:DC:RELative?

Queries the relative DC measurement from the last read initiated by the READ:SENSE#:START command. The module must be in DC mode.

READ:SENSe#:RESult:DC:RELative?

Returns

Relative DC measurement in module units.

Return type is Character

READ:SENSe#:RESult:DC?

Queries the DC measurement from the last read initiated by the READ:SENSE#:START command. The module must be in DC or AC mode.

READ:SENSe#:RESult:DC?

Returns

DC measurement in module units.

Return type is Character

READ:SENSe#:RESult:NPEak?

Queries the negative peak measurement from the last read initiated by the READ:SENSE#:START command.

READ:SENSe#:RESult:NPEak?

Returns

Negative peak measurement in module units.

Return type is Character

READ:SENSe#:RESult:PPEak?

Queries the positive peak measurement from the last read initiated by the READ:SENSE#:START command.

READ:SENSe#:RESult:PPEak?

Returns

Positive peak measurement in module units.

Return type is Character

READ:SENSe#:RESult:PTPeak?

Queries the peak to peak measurement from the last read initiated by the READ:SENSE#:START command.

READ:SENSe#:RESult:PTPeak?

Returns

Peak to peak measurement in module units.

Return type is Character

READ:SENSe#:RESult:RMS:RELative?

Queries the relative RMS measurement from the last read initiated by the READ:SENSE#:START command. The module must be in AC mode.

READ:SENSe#:RESult:RMS:RELative?

Returns

Relative RMS measurement in module units.

Return type is Character

READ:SENSe#:RESult:RMS?

Queries the RMS measurement from the last read initiated by the READ:SENSE#:START command. The module must be in DC or AC mode.

READ:SENSe#:RESult:RMS?

Returns

RMS measurement in module units.

Return type is Character

READ:SENSe#:RMS:RELative?

Acquires and returns the relative RMS measurement for the specified module. The value is returned after waiting for the configured NPLC to complete. The module must be in AC mode.

READ:SENSe#:RMS:RELative?

Returns

RMS measurement in module units.

Return type is Character

READ:SENSe#:RMS?

Acquires and returns the RMS measurement for the specified module. The value is returned after waiting for the configured NPLC to complete. The module must be in DC or AC mode.

READ:SENSe#:RMS?

Returns

RMS measurement in module units.

Return type is Character

READ:SENSe#:RUNNing?

Queries if the read initiated by the READ:SENSE#:START command is running.

READ:SENSe#:RUNNing?

Returns

The measurement is running.

Return type is Boolean

READ:SENSe#:STARt

Starts acquiring a single reading for the specified module. This command returns immediately after starting the read operation. The read operation will wait for the configured NPLC to complete. The state can be queried with READ:SENSE#:RUNNING?. The results can be queried with READ:SENSE#:RESULT queries when operation is complete.

READ:SENSe#:STARt

Returns

None

READ[:MULTiple]:ABORt

Abort the multiple reading initiated by the READ:MULTIPLE:START command.

READ[:MULTiple]:ABORt

Returns

None

READ[:MULTiple]:RESult?

Queries the results of the last multiple reading initiated by the READ:MULTIPLE:START command.

READ[:MULTiple]:RESult?

Returns

Comma separated list of values corresponding to the input parameters and channels.

Return type is Character

Examples

If the command was setup to read DC from measure module 1, RMS from measure module 2,
and Peak-to-Peak from measure module 3 with the following command:
  READ:MULTiple:START MDC,1,MRMS,2,MPTPeak,3
Then the results can be queried with:
  READ:MULTiple:RESULT?
Which return results similar to:
  1.25, 2.41, 3.38

READ[:MULTiple]:RUNNing?

Queries if the multiple reading initiated by the READ:MULTIPLE:START command is running.

READ[:MULTiple]:RUNNing?

Returns

The measurement is running.

Return type is Boolean

READ[:MULTiple]:STARt

Starts acquiring readings for multiple parameters to be measured at the same time. This command returns immediately after starting the read operation. The read operation will wait for the highest configured NPLC to complete. The state can be queried with READ:MULTIPLE:RUNNING?. The results can be queried with READ:MULTIPLE:RESULT? when operation is complete.

READ[:MULTiple]:STARt

Returns

None

Examples

To start reading DC from measure module 1, RMS from measure module 2, and Peak-to-Peak from measure module 3:
  READ:START MDC,1,MRMS,2,MPTPeak,3

READ[:MULTiple]?

Queries multiple parameters to be measured at the same time. The value is returned after waiting for the highest configured NPLC to complete.

READ[:MULTiple]?

Returns

Comma separated list of values corresponding to the input parameters and channels.

Return type is Character

Examples

To read DC from measure module 1, RMS from measure module 2, and Peak-to-Peak from measure module 3:
  READ? MDC,1,MRMS,2,MPTPeak,3
Example result:
  1.25, 2.41, 3.38

SENSe:NCHannels?

Queries the number of measure channels available on this instrument.

SENSe:NCHannels?

Returns

The number of measure channels available on this instrument.

Return type is Character

SENSe#:BIAS:VOLTage[:DC]

Sets the bias voltage of the specified module.

SENSe#:BIAS:VOLTage[:DC] <biasVoltage>

Parameters

Name	Type	Description
biasVoltage	NRf	Bias voltage in V.

Returns

None

SENSe#:BIAS:VOLTage[:DC]?

Queries the bias voltage of the specified module.

SENSe#:BIAS:VOLTage[:DC]?

Returns

Bias voltage in V.

Return type is NRf

SENSe#:BIAS[:STATe]

Sets the input bias state for the specified module.

SENSe#:BIAS[:STATe] <state>

Parameters

Name	Type	Description
state	Boolean	1 to enable input bias, 0 to disable input bias.

Returns

None

SENSe#:BIAS[:STATe]?

Queries the input bias state for the specified module.

SENSe#:BIAS[:STATe]?

Returns

1 if input bias is enabled, 0 if input bias is disabled.

Return type is Boolean

SENSe#:CONFiguration

Sets the input configuration of the specified module.

SENSe#:CONFiguration <configuration>

Parameters

Name	Type	Description
configuration	Character	Input configuration. AB, A, or GROund.

Returns

None

SENSe#:CONFiguration?

Queries the input configuration of the specified module.

SENSe#:CONFiguration?

Returns

Input configuration. AB, A, or GROund.

Return type is Character

SENSe#:COUPling

Sets the input coupling of the specified module.

SENSe#:COUPling <coupling>

Parameters

Name	Type	Description
coupling	Character	Input coupling. AC or DC.

Returns

None

SENSe#:COUPling?

Queries the input coupling of the specified module.

SENSe#:COUPling?

Returns

Input coupling. AC or DC.

Return type is Character

SENSe#:CURRent:RANGe

Sets the current range of the specified module.

SENSe#:CURRent:RANGe <range>

Parameters

Name	Type	Description
range	NRf	Current range in A.

Returns

None

Remarks

If autorange is enabled, then setting the range will disable it.

SENSe#:CURRent:RANGe:AUTO

Sets the autorange state for the specified module.

SENSe#:CURRent:RANGe:AUTO <state>

Parameters

Name	Type	Description
state	Boolean	1 to enable autorange, 0 to disable autorange.

Returns

None

SENSe#:CURRent:RANGe:AUTO?

Queries the autorange state for the specified module.

SENSe#:CURRent:RANGe:AUTO?

Returns

1 if autorange is enabled, 0 if autorange is disabled.

Return type is Boolean

SENSe#:CURRent:RANGe?

Queries the present current range of the specified module.

SENSe#:CURRent:RANGe?

Returns

Current range in A.

Return type is NRf

SENSe#:DIGital:FILTer:HPASs[:STATe]

Sets the digital LIA high-pass filter state

SENSe#:DIGital:FILTer:HPASs[:STATe] <state>

Parameters

Name	Type	Description
state	Boolean	1 to enable, 0 to disable

Returns

None

SENSe#:DIGital:FILTer:HPASs[:STATe]?

Queries the digital LIA high-pass filter state

SENSe#:DIGital:FILTer:HPASs[:STATe]?

Returns

1 if enabled, 0 if disabled

Return type is Boolean

SENSe#:DISPlay[:MODe]

Sets the readings display mode of the specified module.

SENSe#:DISPlay[:MODe] <displayMode>

Parameters

Name	Type	Description
displayMode	Character	Display mode. DEFault, DC, RDC (Relative DC), PTPeak (Peak to Peak), TRMS (Total RMS), RRMS (Relative RMS), POLar, or RECTangular. When setting DEFault, the mode will be set to the most appropriate mode for the module when the module is displayed on the front panel home page.

Returns

None

SENSe#:DISPlay[:MODe]?

Queries the readings display mode of the specified module on the home page.

SENSe#:DISPlay[:MODe]?

Returns

DEFault, DC, RDC (Relative DC), PTPeak (Peak to Peak), TRMS (Total RMS), RRMS (Relative RMS), POLar, or RECTangular.

Return type is Character

SENSe#:DMODe

Sets the dark mode for the specified module. If dark mode is enabled, the indicator LEDs on the front of the module will be turned off.

SENSe#:DMODe <state>

Parameters

Name	Type	Description
state	Boolean	1 to enable the LED, 0 to disable.

Returns

None

SENSe#:DMODe?

Queries the state of the dark mode for the specified module.

SENSe#:DMODe?

Returns

1 if dark mode is enabled, 0 if not.

Return type is Boolean

SENSe#:FILTer:HPASs:ATTenuation

Sets the analog input filter high-pass rolloff for the specified module.

SENSe#:FILTer:HPASs:ATTenuation <rollOff>

Parameters

Name	Type	Description
rollOff	Character	Rolloff. R6 or R12. R6 = 6 dB/octave, R12 = 12 dB/octave.

Returns

None

SENSe#:FILTer:HPASs:ATTenuation?

Queries the analog input filter high-pass rolloff for the specified module.

SENSe#:FILTer:HPASs:ATTenuation?

Returns

Rolloff. R6 or R12. R6 = 6 dB/octave, R12 = 12 dB/octave.

Return type is Character

SENSe#:FILTer:HPASs:FREQuency

Sets the analog input filter high-pass cutoff frequency for the specified module.

SENSe#:FILTer:HPASs:FREQuency <cutoffFrequency>

Parameters

Name	Type	Description
cutoffFrequency	Character	Cutoff frequency. NONE, F10, F30, F100, F300, F1000, F3000, or F10000. F10 = 10 Hz, etc.

Returns

None

SENSe#:FILTer:HPASs:FREQuency?

Queries the analog input filter high-pass cutoff frequency for the specified module.

SENSe#:FILTer:HPASs:FREQuency?

Returns

Cutoff frequency. NONE, F10, F30, F100, F300, F1000, F3000, or F10000. F10 = 10 Hz, etc.

Return type is Character

SENSe#:FILTer:LPASs:ATTenuation

Sets the analog input filter low-pass rolloff for the specified module.

SENSe#:FILTer:LPASs:ATTenuation <rollOff>

Parameters

Name	Type	Description
rollOff	Character	Rolloff. R6 or R12. R6 = 6 dB/octave, R12 = 12 dB/octave.

Returns

None

SENSe#:FILTer:LPASs:ATTenuation?

Queries the analog input filter low-pass rolloff for the specified module.

SENSe#:FILTer:LPASs:ATTenuation?

Returns

Rolloff. R6 or R12. R6 = 6 dB/octave, R12 = 12 dB/octave.

Return type is Character

SENSe#:FILTer:LPASs:FREQuency

Sets the analog input filter low-pass cutoff frequency for the specified module.

SENSe#:FILTer:LPASs:FREQuency <cutoffFrequency>

Parameters

Name	Type	Description
cutoffFrequency	Character	Cutoff frequency. NONE, F10, F30, F100, F300, F1000, F3000, or F10000. F10 = 10 Hz, etc.

Returns

None

SENSe#:FILTer:LPASs:FREQuency?

Queries the analog input filter low-pass cutoff frequency for the specified module.

SENSe#:FILTer:LPASs:FREQuency?

Returns

Cutoff frequency. NONE, F10, F30, F100, F300, F1000, F3000, or F10000. F10 = 10 Hz, etc.

Return type is Character

SENSe#:FILTer:OPTimization

Sets the analog input filter optimization mode for the specified module.

SENSe#:FILTer:OPTimization <mode>

Parameters

Name	Type	Description
mode	Character	Optimization mode. NOISe or REServe.

Returns

None

SENSe#:FILTer:OPTimization?

Queries the analog input filter optimization mode for the specified module.

SENSe#:FILTer:OPTimization?

Returns

Optimization mode. NOISe or REServe.

Return type is Character

SENSe#:FILTer[:STATe]

Sets the analog input filter state for the specified module.

SENSe#:FILTer[:STATe] <state>

Parameters

Name	Type	Description
state	Boolean	1 to enable filter, 0 to disable filter.

Returns

None

SENSe#:FILTer[:STATe]?

Queries the analog input filter state for the specified module.

SENSe#:FILTer[:STATe]?

Returns

1 if filter is enabled, 0 if filter is disabled.

Return type is Boolean

SENSe#:FRTHreshold

Sets the frequency range threshold for the specified module. When the modules range is set to Auto, a range such that the frequency of the signal does not exceed the given percentage of the bandwidth of the range will be chosen.

SENSe#:FRTHreshold <value>

Parameters

Name	Type	Description
value	NRf	Frequency range threshold normalized to the -3 db point with a valid range of 0.0 to 1.0. For example, a value of 0.1 means 10 % of the -3 db point.

Returns

None

SENSe#:FRTHreshold?

Queries the frequency range threshold for the specified module.

SENSe#:FRTHreshold?

Returns

Frequency range threshold normalized to the -3 db point. For example, a value of 0.1 means 10 % of the -3 db point.

Return type is NRf

SENSe#:FUNCtion

Sets the measure function of the specified module.

SENSe#:FUNCtion <value>

Parameters

Name	Type	Description
value	Character	Measure function. CURRent or VOLTage.

Returns

None

SENSe#:FUNCtion?

Queries the measure function of the specified module.

SENSe#:FUNCtion?

Returns

Measure function. CURRent or VOLTage.

Return type is Character

SENSe#:HWVersion?

Queries the hardware version of the specified module.

SENSe#:HWVersion?

Returns

Module hardware version.

Return type is NR1

SENSe#:IDENtify

Sets the pod identification status for the specified module.

SENSe#:IDENtify <state>

Parameters

Name	Type	Description
state	Boolean	1 to enable identification, 0 to disable identification.

Returns

None

SENSe#:IDENtify?

Get the state of the pod identification for the specified module.

SENSe#:IDENtify?

Returns

None

SENSe#:LIA:AVERage[:STATe]

Sets the lock-in PSD output averaging filter status for the specified module.

SENSe#:LIA:AVERage[:STATe] <state>

Parameters

Name	Type	Description
state	Boolean	1 to enable the AVERaging filter, 0 to disable the AVERaging filter.

Returns

None

SENSe#:LIA:AVERage[:STATe]?

Queries the lock-in PSD output averaging filter status for the specified module.

SENSe#:LIA:AVERage[:STATe]?

Returns

1 if the Averaging filter is enabled, 0 if the Averaging filter is disabled.

Return type is Boolean

SENSe#:LIA:DHARmonic

Sets the lock-in reference harmonic for the specified module. 1 is the fundamental frequency, 2 is twice the fundamental frequency, etc.

SENSe#:LIA:DHARmonic <harmonic>

Parameters

Name	Type	Description
harmonic	NR1	Reference harmonic. The minimum is 1. The harmonic times the reference frequency may not exceed 100 kHz.

Returns

None

SENSe#:LIA:DHARmonic?

Queries the lock-in reference harmonic for the specified module. 1 is the fundamental frequency, 2 is twice the fundamental frequency, etc.

SENSe#:LIA:DHARmonic?

Returns

Reference harmonic.

Return type is NR1

SENSe#:LIA:DPHase

Sets the lock-in reference phase shift for the specified module.

SENSe#:LIA:DPHase <phase>

Parameters

Name	Type	Description
phase	NRf	Phase shift in degrees between -360.0 and +360.0.

Returns

None

SENSe#:LIA:DPHase:AUTO

Automatically calculates demodulated phase for the specified module and sets its lock-in reference phase shift.

SENSe#:LIA:DPHase:AUTO

Returns

None

SENSe#:LIA:DPHase?

Queries the lock-in reference phase shift for the specified module.

SENSe#:LIA:DPHase?

Returns

Phase shift in degrees.

Return type is NRf

SENSe#:LIA:ENBW?

Queries the lock-in equivalent noise bandwidth (ENBW) for the specified module.

SENSe#:LIA:ENBW?

Returns

Equivalent noise bandwidth (ENBW) in Hz.

Return type is NRf

SENSe#:LIA:LPASs[:STATe]

Sets the lock-in PSD output traditional low-pass filter status for the specified module.

SENSe#:LIA:LPASs[:STATe] <state>

Parameters

Name	Type	Description
state	Boolean	1 to enable the traditional low-pass filter, 0 to disable the traditional low-pass filter.

Returns

None

SENSe#:LIA:LPASs[:STATe]?

Queries the lock-in PSD output traditional low-pass filter status for the specified module.

SENSe#:LIA:LPASs[:STATe]?

Returns

1 if the traditional low-pass filter is enabled, 0 if the traditional low-pass filter is disabled.

Return type is Boolean

SENSe#:LIA:REFerence:CYCLes

Sets the number of lock-in PSD output reference cycles for the specified module.

SENSe#:LIA:REFerence:CYCLes <cycles>

Parameters

Name	Type	Description
cycles	Character	The desired number of reference cycles.

Returns

None

SENSe#:LIA:REFerence:CYCLes?

Queries the number of lock-in PSD output reference cycles for the specified module.

SENSe#:LIA:REFerence:CYCLes?

Returns

The number of reference cycles.

Return type is Character

SENSe#:LIA:ROLLoff

Sets the lock-in PSD output filter rolloff for the specified module.

SENSe#:LIA:ROLLoff <rollOff>

Parameters

Name	Type	Description
rollOff	Character	Rolloff. R6, R12, R18, or R24. R6 = 6 dB/octave, etc.

Returns

None

SENSe#:LIA:ROLLoff?

Queries the lock-in PSD output filter rolloff for the specified module.

SENSe#:LIA:ROLLoff?

Returns

Rolloff. R6, R12, R18, or R24. R6 = 6 dB/octave, etc.

Return type is Character

SENSe#:LIA:RSOurce

Sets the lock-in reference source for the specified module.

SENSe#:LIA:RSOurce <reference>

Parameters

Name	Type	Description
reference	Character	Reference source. S1, S2, S3, or RIN for M81-6. S1, S2, or RIN for M81-4. S1 or RIN for M81-2.

Returns

None

SENSe#:LIA:RSOurce?

Queries the lock-in reference source for the specified module.

SENSe#:LIA:RSOurce?

Returns

Reference source.: S1, S2, S3, or RIN for M81-6. S1, S2, or RIN for M81-4. S1 or RIN for M81-2.

Return type is Character

SENSe#:LIA:STIMe?

Queries the lock-in settle time for the specified module.

SENSe#:LIA:STIMe? <settlePercent>

Parameters

Name	Type	Description
settlePercent	NRf	Desired percent signal has settled to in percent. An entered value of 0.1 is interpreted as 0.1 %. Defaults to 0.1 if omitted.

Returns

Settle time in seconds.

Return type is NRf

SENSe#:LIA:TIMEconstant

Sets the lock-in time constant for the specified module.

SENSe#:LIA:TIMEconstant <timeConstant>

Parameters

Name	Type	Description
timeConstant	NRf	Time constant in seconds between 0.0001 and 10000.0.

Returns

None

SENSe#:LIA:TIMEconstant?

Queries the lock-in time constant for the specified module.

SENSe#:LIA:TIMEconstant?

Returns

Time constant in seconds.

Return type is NRf

SENSe#:LOAD

Loads all connected modules.

SENSe#:LOAD

Returns

None

Remarks

This command is available for backwards compatibility and is equivalent to the SYSTem:LOAD command.

SENSe#:LOAD?

Queries the loaded state of the specified module.

SENSe#:LOAD?

Returns

True if the module is loaded; else false

Return type is Boolean

SENSe#:MODE

Sets the mode of the specified module.

SENSe#:MODE <mode>

Parameters

Name	Type	Description
mode	Character	Sense module mode. DC, AC, or LIA.

Returns

None

SENSe#:MODE?

Queries the mode of the specified module.

SENSe#:MODE?

Returns

Sense module mode. DC, AC, or LIA.

Return type is Character

SENSe#:MODel?

Queries what type of module is connected to the given source slot.

SENSe#:MODel?

Returns

The name of the connected module, or None if nothing is connected.

Return type is String

SENSe#:NAME

Sets the name of the specified module.

SENSe#:NAME <value>

Parameters

Name	Type	Description
value	String	The name of the module with a maximum of 100 characters.

Returns

None

SENSe#:NAME?

Queries the name of the specified module.

SENSe#:NAME?

Returns

The name.

Return type is String

SENSe#:NOTes

Sets the notes of the specified module.

SENSe#:NOTes <value>

Parameters

Name	Type	Description
value	String	The notes to be stored, limited to 500 characters.

Returns

None

SENSe#:NOTes?

Queries the notes of the specified module.

SENSe#:NOTes?

Returns

The notes.

Return type is String

SENSe#:NPLCycles

Sets the averaging time in number of power line cycles (NPLC) of the specified module. Only relevant in DC or AC mode. For lock-in mode, see time constant.

SENSe#:NPLCycles <value>

Parameters

Name	Type	Description
value	NRf	Averaging time in number of power line cycles (NPLC) between 0.01 and 600.00.

Returns

None

SENSe#:NPLCycles:ACTual?

Queries the averaging time in number of power line cycles (NPLC) of the specified module.

SENSe#:NPLCycles:ACTual?

Returns

Averaging time in number of power line cycles (NPLC).

Return type is NRf

SENSe#:NPLCycles[:REQuested]?

Queries the averaging time in number of power line cycles (NPLC) of the specified module.

SENSe#:NPLCycles[:REQuested]?

Returns

Averaging time in number of power line cycles (NPLC).

Return type is NRf

SENSe#:PRESet

Resets the module settings to their power on defaults.

SENSe#:PRESet

Returns

None

SENSe#:RELative:BASEline

Sets the baseline value to the user provided value for calculating relative readings.

SENSe#:RELative:BASEline <baseline>

Parameters

Name	Type	Description
baseline	NRf	The baseline to calculate the relative reading against.

Returns

None

SENSe#:RELative:BASEline?

Returns the baseline value being used to calculate the relative readings.

SENSe#:RELative:BASEline?

Returns

The baseline value used to calculate the relative readings, in system units.

Return type is NRf

SENSe#:RELative:ZERO

Sets the present measurement as the baseline value for calculating relative readings. Only available in lock-in mode or lock-in mode.

SENSe#:RELative:ZERO

Returns

None

SENSe#:SCALibration:DATE?

Queries the specified module’s self-calibration date.

SENSe#:SCALibration:DATE?

Returns

Date in the form of year, month, day, hour, minute, second

Return type is Character

SENSe#:SCALibration:RESet

Resets the self-calibration status for the specified module.

SENSe#:SCALibration:RESet

Returns

None

SENSe#:SCALibration:RUN

Initiates the self-calibration process on the specified module.

SENSe#:SCALibration:RUN

Returns

None

SENSe#:SCALibration:STATus?

Queries the status of the self-calibration of the specified module.

SENSe#:SCALibration:STATus?

Returns

The self-calibration state.

Return type is String

SENSe#:SCALibration:TEMPerature?

Queries the specified module’s self-calibration temperature.

SENSe#:SCALibration:TEMPerature?

Returns

Temperature in °C

Return type is Character

SENSe#:SERial?

Queries the serial number of the specified module.

SENSe#:SERial?

Returns

Module serial number.

Return type is String

SENSe#:UNLoad

Unloads the specified module. A module must be unloaded before it is physically disconnected.

SENSe#:UNLoad

Returns

None

SENSe#:VOLTage:RANGe

Sets the present voltage range of the specified module.

SENSe#:VOLTage:RANGe <range>

Parameters

Name	Type	Description
range	NRf	Voltage range in V.

Returns

None

Remarks

If autorange is enabled, then setting the range will disable it.

SENSe#:VOLTage:RANGe:AUTO

Enables or disables autorange for the specified module.

SENSe#:VOLTage:RANGe:AUTO <state>

Parameters

Name	Type	Description
state	Boolean	1 to enable autorange, 0 to disable autorange.

Returns

None

SENSe#:VOLTage:RANGe:AUTO?

Queries the autorange state of the specified module.

SENSe#:VOLTage:RANGe:AUTO?

Returns

1 if autorange is enabled, 0 if autorange is disabled.

Return type is Boolean

SENSe#:VOLTage:RANGe?

Queries the present voltage range of the specified module.

SENSe#:VOLTage:RANGe?

Returns

Voltage range in V.

Return type is NRf

SENSe#:VOLTage:SMODe

Sets the voltage sense mode of the specified module.

SENSe#:VOLTage:SMODe <value>

Parameters

Name	Type	Description
value	Character	Voltage sense mode. TWIRe for 2-wire local. FWIRe for 4-wire remote.

Returns

None

SENSe#:VOLTage:SMODe?

Queries the voltage sense mode of the specified module.

SENSe#:VOLTage:SMODe?

Returns

Voltage sense mode. TWIRE for 2-wire local. FWIRE for 4-wire remote.

Return type is Character

SOURce:NCHannels?

Queries the number of source channels available on this instrument.

SOURce:NCHannels?

Returns

The number of source channels available on this instrument.

Return type is Character

SOURce#:CMF:NODe

Sets the common mode feedback (CMF) common mode node of the specified module.

SOURce#:CMF:NODe <commonModeNode>

Parameters

Name	Type	Description
commonModeNode	Character	Common mode node. INTernal or EXTernal.

Returns

None

SOURce#:CMF:NODe?

Queries the common mode feedback (CMF) common mode node of the specified module.

SOURce#:CMF:NODe?

Returns

Common mode node. INTernal or EXTernal.

Return type is Character

SOURce#:CMF[:STATe]

Sets the common mode feedback (CMF) state of the specified module.

SOURce#:CMF[:STATe] <cmfState>

Parameters

Name	Type	Description
cmfState	Boolean	1 to enable CMf, 0 to disable CMF.

Returns

None

SOURce#:CMF[:STATe]?

Queries the common mode feedback (CMF) state of the specified module.

SOURce#:CMF[:STATe]?

Returns

1 if CMF is enabled, 0 if CMF is disabled.

Return type is Boolean

SOURce#:COUPling

Sets the output coupling type of the specified module.

SOURce#:COUPling <coupling>

Parameters

Name	Type	Description
coupling	Character	Coupling type. AC or DC.

Returns

None

SOURce#:COUPling:AUTO

Sets the automatic coupling state of the specified module.

SOURce#:COUPling:AUTO <auto>

Parameters

Name	Type	Description
auto	Boolean	1 to enable automatic coupling, 0 to disable automatic coupling.

Returns

None

SOURce#:COUPling:AUTO?

Queries the automatic coupling state of the specified module.

SOURce#:COUPling:AUTO?

Returns

1 if automatic coupling is enabled; else 0

Return type is Boolean

SOURce#:COUPling?

Queries the output coupling type of the specified module.

SOURce#:COUPling?

Returns

Coupling type. AC or DC.

Return type is Character

SOURce#:CURRent:LIMit:HIGH

Sets the high current output limit. The current output limits are software-defined limits preventing the user from entering an output that could potentially damage the module’s load. When the shape is not DC, the limit is applied to the sum of the offset and amplitude. The high current output limit is bounded between -10 V and 10 V, and must be greater than the low current output limit.

SOURce#:CURRent:LIMit:HIGH <limit>

Parameters

Name	Type	Description
limit	NRf	Current output high limit in A.

Returns

None

SOURce#:CURRent:LIMit:HIGH?

Queries the present high current output limit.

SOURce#:CURRent:LIMit:HIGH?

Returns

Current output upper limit in A.

Return type is NRf

SOURce#:CURRent:LIMit:LOW

Sets the low current output limit. The current output limits are software-defined limits preventing the user from entering an output that could potentially damage the module’s load. When the shape is not DC, the limit is applied to the sum of the offset and amplitude. The low current output limit is bounded between -100 mA and 100 mA, and must be less than the high current output limit.

SOURce#:CURRent:LIMit:LOW <limit>

Parameters

Name	Type	Description
limit	NRf	Current output lower limit in A.

Returns

None

SOURce#:CURRent:LIMit:LOW?

Queries the present low current output limit.

SOURce#:CURRent:LIMit:LOW?

Returns

Current output low limit in A.

Return type is NRf

SOURce#:CURRent:MODE

Sets the source mode of the specified module.

SOURce#:CURRent:MODE <mode>

Parameters

Name	Type	Description
mode	Character	desired mode, FIXed or SWEep

Returns

None

SOURce#:CURRent:MODE?

Queries the source mode of the specified module.

SOURce#:CURRent:MODE?

Returns

The source mode, either FIXed or SWEep.

Return type is Character

SOURce#:CURRent:PROTection:LOW

Sets the current lower limit of the specified module.

SOURce#:CURRent:PROTection:LOW <currentLimit>

Parameters

Name	Type	Description
currentLimit	NRf	Current limit in A.

Returns

None

SOURce#:CURRent:PROTection:LOW?

Queries the current lower limit of the specified module.

SOURce#:CURRent:PROTection:LOW?

Returns

Current limit in A.

Return type is NRf

SOURce#:CURRent:PROTection:TRIPped?

Queries the status of the current limit for the specified module.

SOURce#:CURRent:PROTection:TRIPped?

Returns

1 if limit is active, 0 if limit is inactive.

Return type is Boolean

SOURce#:CURRent:PROTection[:HIGH]

Sets the current upper limit of the specified module.

SOURce#:CURRent:PROTection[:HIGH] <currentLimit>

Parameters

Name	Type	Description
currentLimit	NRf	Current limit in A.

Returns

None

SOURce#:CURRent:PROTection[:HIGH]?

Queries the current upper limit of the specified module.

SOURce#:CURRent:PROTection[:HIGH]?

Returns

Current limit in A.

Return type is NRf

SOURce#:CURRent:RANGe

Sets the current range for the specified module.

SOURce#:CURRent:RANGe <range>

Parameters

Name	Type	Description
range	NRf	Current range in A.

Returns

None

Remarks

For standard modules, this is the output range regardless of the shape setting. For a module with a hybrid DAC, this defaults to the AC range. If autorange is enabled, then setting the range will disable it.

SOURce#:CURRent:RANGe:AC

Sets the current range for the specified module.

SOURce#:CURRent:RANGe:AC <range>

Parameters

Name	Type	Description
range	NRf	Current range in A.

Returns

None

Remarks

This is only applicable on modules with a hybrid DAC. If autorange is enabled, then setting the range will disable it.

SOURce#:CURRent:RANGe:AC?

Queries the present AC current range for the specified module.

SOURce#:CURRent:RANGe:AC?

Returns

Current range in A.

Return type is NRf

Remarks

This

SOURce#:CURRent:RANGe:AUTO

Sets the autorange state for the specified module.

SOURce#:CURRent:RANGe:AUTO <state>

Parameters

Name	Type	Description
state	Boolean	1 to enable autorange, 0 to disable autorange.

Returns

None

SOURce#:CURRent:RANGe:AUTO?

Queries the autorange state for the specified module.

SOURce#:CURRent:RANGe:AUTO?

Returns

1 if autorange is enabled, 0 if autorange is disabled.

Return type is Boolean

SOURce#:CURRent:RANGe:DC

Sets the DC current range for the specified module.

SOURce#:CURRent:RANGe:DC <range>

Parameters

Name	Type	Description
range	NRf	Current range in A.

Returns

None

Remarks

This is only applicable on modules with a hybrid DAC. If autorange is enabled, then setting the range will disable it.

SOURce#:CURRent:RANGe:DC?

Queries the present DC current range for the specified module.

SOURce#:CURRent:RANGe:DC?

Returns

Current range in A.

Return type is NRf

Remarks

This is only applicable on modules with a hybrid DAC.

SOURce#:CURRent:RANGe?

Queries the present current range for the specified module.

SOURce#:CURRent:RANGe?

Returns

Current range in A.

Return type is NRf

Remarks

For standard modules, this is the output range regardless of the shape setting. For a module with a hybrid DAC, this defaults to the AC range.

SOURce#:CURRent:STARt

Sets the starting current of the source sweep for the specified module.

SOURce#:CURRent:STARt <current>

Parameters

Name	Type	Description
current	NRf	The starting current in A.

Returns

None

SOURce#:CURRent:STARt?

Queries the starting current of the source sweep for the specified module.

SOURce#:CURRent:STARt?

Returns

The starting current in A.

Return type is NRf

SOURce#:CURRent:STEP

Sets the step size of the source sweep for the specified module.

SOURce#:CURRent:STEP <steps>

Parameters

Name	Type	Description
steps	NRf	The step size in A.

Returns

None

SOURce#:CURRent:STEP?

Queries the step size of the source sweep for the specified module.

SOURce#:CURRent:STEP?

Returns

The step size in A.

Return type is NRf

SOURce#:CURRent:STOP

Sets the ending current of the source sweep for the specified module.

SOURce#:CURRent:STOP <current>

Parameters

Name	Type	Description
current	NRf	The ending current in A.

Returns

None

SOURce#:CURRent:STOP?

Queries the ending current of the source sweep for the specified module.

SOURce#:CURRent:STOP?

Returns

The ending current in A.

Return type is NRf

SOURce#:CURRent[:LEVel]:OFFSet

Sets the excitation offset of the specified module. Ignored if shape is DC (use amplitude for DC level).

If range autoselection is enabled, the instrument will also select a new range if needed. If range autoselection is not enabled, the sum of the offset and amplitude must be less than the range.

SOURce#:CURRent[:LEVel]:OFFSet <offset>

Parameters

Name	Type	Description
offset	NRf	Excitation offset in A.

Returns

None

SOURce#:CURRent[:LEVel]:OFFSet?

Queries the excitation offset of the specified module.

SOURce#:CURRent[:LEVel]:OFFSet?

Returns

Excitation offset in A.

Return type is NRf

SOURce#:CURRent[:LEVel][:AMPLitude]:RMS

Sets the excitation amplitude of the specified module.

If range autoselection is enabled, the instrument will also select a new range if needed. If range autoselection is not enabled, the sum of the offset and amplitude must be less than the range.

SOURce#:CURRent[:LEVel][:AMPLitude]:RMS <amplitude>

Parameters

Name	Type	Description
amplitude	NRf	Excitation amplitude in A RMS.

Returns

None

SOURce#:CURRent[:LEVel][:AMPLitude]:RMS?

Queries the excitation amplitude of the specified module.

SOURce#:CURRent[:LEVel][:AMPLitude]:RMS?

Returns

Excitation amplitude in A RMS.

Return type is NRf

SOURce#:CURRent[:LEVel][:AMPLitude][:PEAK]

Sets the excitation amplitude of the specified module.

When shape is DC, the amplitude directly sets the total excitation level. When shape is not DC, the amplitude sets the peak level of the excitation waveform.

If range autoselection is enabled, the instrument will also select a new range if needed. If range autoselection is not enabled, the sum of the offset and amplitude must be less than the range.

SOURce#:CURRent[:LEVel][:AMPLitude][:PEAK] <amplitude>

Parameters

Name	Type	Description
amplitude	NRf	Excitation amplitude in A.

Returns

None

SOURce#:CURRent[:LEVel][:AMPLitude][:PEAK]?

Queries the excitation amplitude of the specified module.

When shape is DC, the amplitude is the total excitation level. When shape is not DC, the amplitude is the peak level of the excitation waveform.

SOURce#:CURRent[:LEVel][:AMPLitude][:PEAK]?

Returns

Excitation amplitude in A.

Return type is NRf

SOURce#:DCYCle

Sets the duty factor of the specified module.

SOURce#:DCYCle <dutyCycle>

Parameters

Name	Type	Description
dutyCycle	NRf	Duty factor between 0.0 and 1.0.

Returns

None

SOURce#:DCYCle?

Queries the duty factor of the specified module.

SOURce#:DCYCle?

Returns

Duty factor.

Return type is NRf

SOURce#:DISPlay:AMPLitude[:TYPE]

Sets the preferred displayed source amplitude type for the specified module.

SOURce#:DISPlay:AMPLitude[:TYPE] <amplitudeType>

Parameters

Name	Type	Description
amplitudeType	Character	PEAK or RMS

Returns

None

Remarks

If the preferred type is not applicable, the preference will be ignored. For example, if the preferred type is RMS and the shape is DC, SQUARE, or TRIANGLE, the preference will be ignored and PEAK will be displayed.

SOURce#:DISPlay:AMPLitude[:TYPE]?

Queries the preferred source amplitude type for the specified module.

SOURce#:DISPlay:AMPLitude[:TYPE]?

Returns

PEAK or RMS

Return type is Character

SOURce#:DMODe

Sets dark mode for the specified module. If dark mode is enabled, the indicator LEDs on the front of the module will be turned off.

SOURce#:DMODe <state>

Parameters

Name	Type	Description
state	Boolean	1 to enabled dark mode, 0 to disable.

Returns

None

SOURce#:DMODe?

Queries the state of the dark mode for the specified module.

SOURce#:DMODe?

Returns

1 if dark mode is enabled, 0 if not.

Return type is Boolean

SOURce#:DOCompliance

Sets the state of the disable on compliance setting for the specified module.

SOURce#:DOCompliance <state>

Parameters

Name	Type	Description
state	Boolean	1 for the module to disable when in compliance; 0 for the module to remain enabled, even in compliance.

Returns

None

SOURce#:DOCompliance?

Gets the state of the disable on compliance setting for the specified module.

SOURce#:DOCompliance?

Returns

True if the output will be disabled on compliance; else false

Return type is Boolean

SOURce#:FREQuency:MODE

Sets the frequency mode of the specified module.

SOURce#:FREQuency:MODE <mode>

Parameters

Name	Type	Description
mode	Character	The frequency mode, either FIXed\|CW or SWEep.

Returns

None

SOURce#:FREQuency:MODE?

Queries the frequency mode of the specified module.

SOURce#:FREQuency:MODE?

Returns

The frequency mode, either FIXed or SWEep.

Return type is Character

SOURce#:FREQuency:STARt

Sets the starting frequency of the source sweep for the specified module.

SOURce#:FREQuency:STARt <frequency>

Parameters

Name	Type	Description
frequency	NRf	The starting frequency in Hz.

Returns

None

SOURce#:FREQuency:STARt?

Queries the starting frequency of the source sweep for the specified module.

SOURce#:FREQuency:STARt?

Returns

The starting frequency in Hz.

Return type is NRf

SOURce#:FREQuency:STEP

Sets the step size of the source sweep for the specified module.

SOURce#:FREQuency:STEP <steps>

Parameters

Name	Type	Description
steps	NRf	The step size in Hz.

Returns

None

SOURce#:FREQuency:STEP?

Queries the step size of the source sweep for the specified module.

SOURce#:FREQuency:STEP?

Returns

The step size in Hz.

Return type is NRf

SOURce#:FREQuency:STOP

Sets the ending frequency of the source sweep for the specified module.

SOURce#:FREQuency:STOP <frequency>

Parameters

Name	Type	Description
frequency	NRf	The ending frequency in Hz.

Returns

None

SOURce#:FREQuency:STOP?

Queries the ending frequency of the source sweep for the specified module.

SOURce#:FREQuency:STOP?

Returns

The ending frequency in Hz.

Return type is NRf

SOURce#:FREQuency[:CW]

Sets the excitation frequency of the specified module.

SOURce#:FREQuency[:CW] <frequency>

Parameters

Name	Type	Description
frequency	NRf	Excitation frequency in Hz. Frequency bounds are module and range dependent, see module specifications.

Returns

None

Remarks

This command is aliased to SOURce#:FREQuency[:FIXed]

SOURce#:FREQuency[:CW]?

Queries the excitation frequency of the specified module.

SOURce#:FREQuency[:CW]?

Returns

Excitation frequency in Hz.

Return type is NRf

Remarks

This command is aliased to SOURce#:FREQuency[:FIXed]?

SOURce#:FREQuency[:FIXed]

Sets the excitation frequency of the specified module.

SOURce#:FREQuency[:FIXed] <frequency>

Parameters

Name	Type	Description
frequency	NRf	Excitation frequency in Hz. Frequency bounds are module and range dependent, see module specifications.

Returns

None

SOURce#:FREQuency[:FIXed]?

Queries the excitation frequency of the specified module.

SOURce#:FREQuency[:FIXed]?

Returns

Excitation frequency in Hz.

Return type is NRf

SOURce#:FUNCtion:MODE

Sets the excitation mode for the specified module.

SOURce#:FUNCtion:MODE <excitationMode>

Parameters

Name	Type	Description
excitationMode	Character	Excitation mode. CURRent, or VOLTage.

Returns

None

SOURce#:FUNCtion:MODE?

Queries the excitation mode for the specified module.

SOURce#:FUNCtion:MODE?

Returns

Excitation mode. CURRent, or VOLTage.

Return type is Character

SOURce#:FUNCtion[:SHAPe]

Sets the signal shape for the specified module.

SOURce#:FUNCtion[:SHAPe] <shape>

Parameters

Name	Type	Description
shape	Character	Signal shape. DC, SINusoid, TRIangle, or SQUAre.

Returns

None

SOURce#:FUNCtion[:SHAPe]?

Queries the signal shape for the specified module.

SOURce#:FUNCtion[:SHAPe]?

Returns

Signal shape. DC, SINusoid, TRIangle, or SQUAre.

Return type is Character

SOURce#:GUARd

Sets the guard state of the specified module.

SOURce#:GUARd <guardState>

Parameters

Name	Type	Description
guardState	Boolean	1 to enable guards, 0 to disable guards.

Returns

None

SOURce#:GUARd?

Queries the guard state of the specified module.

SOURce#:GUARd?

Returns

1 if guards are enabled, 0 if guards are disabled.

Return type is Boolean

SOURce#:HWVersion?

Queries the hardware version of the specified module.

SOURce#:HWVersion?

Returns

Module hardware version.

Return type is NR1

SOURce#:IDENtify

Sets the pod identification status for the specified module.

SOURce#:IDENtify <state>

Parameters

Name	Type	Description
state	Boolean	1 to enable identification, 0 to disable identificaiton.

Returns

None

SOURce#:IDENtify?

Queries the state of the pod identification for the specified module.

SOURce#:IDENtify?

Returns

None

SOURce#:LOAD

Loads all connected modules. This command has been replaced by the SYSTem:LOAD command.

SOURce#:LOAD

Returns

None

Remarks

This command is available for backwards compatibility and is equivalent to the SYSTem:LOAD command.

SOURce#:LOAD?

Queries the loaded state of the specified module.

SOURce#:LOAD?

Returns

True if the module is loaded; else false

Return type is Boolean

SOURce#:MODel?

Queries the type of module connected to the given source slot.

SOURce#:MODel?

Returns

The type of module connected, or None if nothing is connected.

Return type is String

SOURce#:NAME

Sets the name of the specified module.

SOURce#:NAME <value>

Parameters

Name	Type	Description
value	String	The name of the module with a maximum of 100 characters.

Returns

None

SOURce#:NAME?

Queries the name of the specified module.

SOURce#:NAME?

Returns

The name.

Return type is String

SOURce#:NOTes

Sets the notes of the specified module.

SOURce#:NOTes <value>

Parameters

Name	Type	Description
value	String	The notes to be stored, limited to 500 characters.

Returns

None

SOURce#:NOTes?

Queries the notes of the specified module.

SOURce#:NOTes?

Returns

The notes.

Return type is String

SOURce#:OFFSet:MODE

Sets the source mode of the specified module.

SOURce#:OFFSet:MODE <mode>

Parameters

Name	Type	Description
mode	Character	The desired mode, FIXed of SWEep

Returns

None

SOURce#:OFFSet:MODE?

Queries the source mode of the specified module.

SOURce#:OFFSet:MODE?

Returns

The source mode, either FIXed or SWEep.

Return type is Character

SOURce#:OFFSet:STARt

Sets the starting offset of the source sweep for the specified module.

SOURce#:OFFSet:STARt <current>

Parameters

Name	Type	Description
current	NRf	The starting offset in base units.

Returns

None

SOURce#:OFFSet:STARt?

Queries the starting offset of the source sweep for the specified module.

SOURce#:OFFSet:STARt?

Returns

The starting offset in base units.

Return type is NRf

SOURce#:OFFSet:STEP

Sets the step size of the source sweep for the specified module.

SOURce#:OFFSet:STEP <steps>

Parameters

Name	Type	Description
steps	NRf	The step size in base units.

Returns

None

SOURce#:OFFSet:STEP?

Queries the step size of the source sweep for the specified module.

SOURce#:OFFSet:STEP?

Returns

The step size in base units.

Return type is NRf

SOURce#:OFFSet:STOP

Sets the ending offset of the source sweep for the specified module.

SOURce#:OFFSet:STOP <current>

Parameters

Name	Type	Description
current	NRf	The ending offset in base units.

Returns

None

SOURce#:OFFSet:STOP?

Queries the ending offset of the source sweep for the specified module.

SOURce#:OFFSet:STOP?

Returns

The ending offset in base units.

Return type is NRf

SOURce#:PRESet

Resets the module settings to their power on defaults.

SOURce#:PRESet

Returns

None

SOURce#:READback:NPLCycles

Sets the averaging time in number of power line cycles (NPLC) of the specified module.

SOURce#:READback:NPLCycles <value>

Parameters

Name	Type	Description
value	NRf	Averaging time in number of power line cycles (NPLC) between 0.01 and 600.00.

Returns

None

SOURce#:READback:NPLCycles:ACTual?

Queries the actual averaging time in number of power line cycles (NPLC) of the specified module.

SOURce#:READback:NPLCycles:ACTual?

Returns

Averaging time in number of power line cycles (NPLC).

Return type is NRf

SOURce#:READback:NPLCycles[:REQuested]?

Queries the requested averaging time in number of power line cycles (NPLC) of the specified module.

SOURce#:READback:NPLCycles[:REQuested]?

Returns

Averaging time in number of power line cycles (NPLC).

Return type is NRf

SOURce#:SCALibration:DATE?

Queries the specified module’s self-calibration date.

SOURce#:SCALibration:DATE?

Returns

Date in the form of year, month, day, hour, minute, second

Return type is Character

SOURce#:SCALibration:RESet

Resets the self-calibration status for the specified module.

SOURce#:SCALibration:RESet

Returns

None

SOURce#:SCALibration:RUN

Initiates the self-calibration process on the specified module.

SOURce#:SCALibration:RUN

Returns

None

SOURce#:SCALibration:STATus?

Queries the status of the self-calibration of the specified module.

SOURce#:SCALibration:STATus?

Returns

The self-calibration state.

Return type is String

SOURce#:SCALibration:TEMPerature?

Queries the specified module’s self-calibration temperature.

SOURce#:SCALibration:TEMPerature?

Returns

Temperature in °C

Return type is Character

SOURce#:SERial?

Queries the serial number of the specified module.

SOURce#:SERial?

Returns

Module serial number.

Return type is String

SOURce#:STATe

Sets the output state of the specified module.

SOURce#:STATe <outputState>

Parameters

Name	Type	Description
outputState	Boolean	1 to enable output, 0 to disable output.

Returns

None

SOURce#:STATe?

Queries the output state of the specified module.

SOURce#:STATe?

Returns

1 if output is enabled, 0 if output is disabled.

Return type is Boolean

SOURce#:SWEep:DIRection

Sets the direction of the source sweep for the specified module. UP will sweep from start to stop; DOWN will sweep from stop to start.

SOURce#:SWEep:DIRection <direction>

Parameters

Name	Type	Description
direction	Character	The direction of the sweep, UP or DOWN.

Returns

None

SOURce#:SWEep:DIRection:RTRip[:STATe]

Sets the state of the round trip of the source sweep for the specified module.

SOURce#:SWEep:DIRection:RTRip[:STATe] <state>

Parameters

Name	Type	Description
state	Boolean	True if the sweep returns to the first point; else false.

Returns

None

SOURce#:SWEep:DIRection:RTRip[:STATe]?

Queries the round trip state of the source sweep for the specified module.

SOURce#:SWEep:DIRection:RTRip[:STATe]?

Returns

True if the sweep should return to the first point; else false.

Return type is Boolean

SOURce#:SWEep:DIRection?

Queries the direction of the source sweep for the specified module.

SOURce#:SWEep:DIRection?

Returns

UP when sweeping start to stop; DOWN when sweeping stop to start.

Return type is Character

SOURce#:SWEep:DWELl

Sets the dwell time of the source sweep for the specified module.

SOURce#:SWEep:DWELl <dwell>

Parameters

Name	Type	Description
dwell	NRf	The dwell time in s.

Returns

None

SOURce#:SWEep:DWELl?

Queries the dwell time of the source sweep for the specified module.

SOURce#:SWEep:DWELl?

Returns

The dwell time in s.

Return type is NRf

SOURce#:SWEep:HOLDoff

Sets the holdoff time of the source sweep for the specified module.

SOURce#:SWEep:HOLDoff <holdoff>

Parameters

Name	Type	Description
holdoff	NRf	The holdoff time in s.

Returns

None

SOURce#:SWEep:HOLDoff?

Queries the holdoff time of the source sweep for the specified module.

SOURce#:SWEep:HOLDoff?

Returns

The holdoff time in s.

Return type is NRf

SOURce#:SWEep:POINts

Sets the number of points to sweep for the specified module.

SOURce#:SWEep:POINts <points>

Parameters

Name	Type	Description
points	NR1	The number of points.

Returns

None

SOURce#:SWEep:POINts?

Queries the number of points ot sweep for the specified module.

SOURce#:SWEep:POINts?

Returns

The number of points.

Return type is NR1

SOURce#:SWEep:SPACing

Sets the spacing type of the sweep for the specified module.

SOURce#:SWEep:SPACing <spacing>

Parameters

Name	Type	Description
spacing	Character	The spacing type of the sweep, LINear or LOGarithmic.

Returns

None

SOURce#:SWEep:SPACing?

Queries the spacing type of the sweep on the specified module.

SOURce#:SWEep:SPACing?

Returns

The spacing type of the sweep, LINear or LOGarithmic.

Return type is Character

SOURce#:SWEep:TIME

Sets the overall time that the source sweep should take for the specified module.

SOURce#:SWEep:TIME <time>

Parameters

Name	Type	Description
time	NRf	The time in s.

Returns

None

SOURce#:SWEep:TIME?

Queries the overall time that the source sweep should take for the specified module.

SOURce#:SWEep:TIME?

Returns

None

SOURce#:SWEep[:STATus]?

Queries the status of the sweep of the specified module.

SOURce#:SWEep[:STATus]?

Returns

1 if sweep is in progress, 0 if sweep is not in progress.

Return type is Boolean

SOURce#:SYNChronize:PHASe

Sets the phase shift applied between this module and the synchronization source. See source channel synchronization.

SOURce#:SYNChronize:PHASe <phase>

Parameters

Name	Type	Description
phase	NRf	Phase shift in degrees between -360.0 and +360.0.

Returns

None

SOURce#:SYNChronize:PHASe?

Queries the phase shift applied between this module and the synchronization source. See source channel synchronization.

SOURce#:SYNChronize:PHASe?

Returns

Phase shift in degrees.

Return type is NRf

SOURce#:SYNChronize:SOURce

Sets the frequency source to which this module is synchronized. See source channel synchronization.

SOURce#:SYNChronize:SOURce <source>

Parameters

Name	Type	Description
source	Character	Frequency source. S1, S2, S3, or RIN for M81-6. S1, S2, or RIN for M81-4. S1 or RIN for M81-2.

Returns

None

SOURce#:SYNChronize:SOURce?

Queries the frequency source to which this module is synchronized. See source channel synchronization.

SOURce#:SYNChronize:SOURce?

Returns

Frequency source. S1, S2, S3, or RIN for M81-6. S1, S2, or RIN for M81-4. S1 or RIN for M81-2.

Return type is Character

SOURce#:SYNChronize[:STATe]

Sets the state of source channel synchronization for the specified module.

SOURce#:SYNChronize[:STATe] <state>

Parameters

Name	Type	Description
state	Boolean	1 to enable sync, 0 to disable sync.

Returns

None

SOURce#:SYNChronize[:STATe]?

Queries the state of source channel synchronization for the specified module.

SOURce#:SYNChronize[:STATe]?

Returns

1 if sync is enabled, 0 if disabled.

Return type is Boolean

SOURce#:UNLoad

Unloads the specified module. A module must be unloaded before it is physically disconnected.

SOURce#:UNLoad

Returns

None

SOURce#:VOLTage:LIMit:HIGH

Sets the high voltage output limit. The voltage output limits are software-defined limits preventing the user from entering an output that could potentially damage the module’s load. When the shape is not DC, the limit is applied to the sum of the offset and amplitude. The high voltage output limit is bounded between -10 V and 10 V, and must be greater than the low voltage output limit.

SOURce#:VOLTage:LIMit:HIGH <limit>

Parameters

Name	Type	Description
limit	NRf	Voltage output high limit in V.

Returns

None

SOURce#:VOLTage:LIMit:HIGH?

Queries the present high voltage output limit.

SOURce#:VOLTage:LIMit:HIGH?

Returns

Voltage output upper limit in V.

Return type is NRf

SOURce#:VOLTage:LIMit:LOW

Sets the low voltage output limit. The voltage output limits are software-defined limits preventing the user from entering an output that could potentially damage the module’s load. When the shape is not DC, the limit is applied to the sum of the offset and amplitude. The low voltage output limit is bounded between -10 V and 10 V, and must be less than the high voltage output limit.

SOURce#:VOLTage:LIMit:LOW <limit>

Parameters

Name	Type	Description
limit	NRf	Voltage output low limit in V.

Returns

None

SOURce#:VOLTage:LIMit:LOW?

Queries the present low voltage output limit

SOURce#:VOLTage:LIMit:LOW?

Returns

Voltage output lower limit in V.

Return type is NRf

SOURce#:VOLTage:MODE

Sets the source mode of the specified module.

SOURce#:VOLTage:MODE <mode>

Parameters

Name	Type	Description
mode	Character	desired mode, FIXed or SWEep

Returns

None

SOURce#:VOLTage:MODE?

Queries the source mode of the specified module.

SOURce#:VOLTage:MODE?

Returns

The source mode, either FIXed or SWEep.

Return type is Character

SOURce#:VOLTage:PROTection

Sets the compliance voltage limit of the specified module. The high compliance limit is set to absolute value of the specified voltage and the low compliance limit is set to the negated absolute value.

SOURce#:VOLTage:PROTection <complianceVoltage>

Parameters

Name	Type	Description
complianceVoltage	NRf	Compliance voltage limit in V.

Returns

None

SOURce#:VOLTage:PROTection:HIGH

Sets the high compliance voltage limit of the specified module.

SOURce#:VOLTage:PROTection:HIGH <complianceVoltage>

Parameters

Name	Type	Description
complianceVoltage	NRf	Compliance voltage limit in V.

Returns

None

SOURce#:VOLTage:PROTection:LOW

Sets the low compliance voltage limit of the specified module.

SOURce#:VOLTage:PROTection:LOW <complianceVoltage>

Parameters

Name	Type	Description
complianceVoltage	NRf	Compliance voltage limit in V.

Returns

None

SOURce#:VOLTage:PROTection:LOW?

Queries the low compliance voltage limit of the specified module.

SOURce#:VOLTage:PROTection:LOW?

Returns

Compliance voltage limit in V.

Return type is NRf

SOURce#:VOLTage:PROTection:TRIPped?

Queries the status of the compliance voltage limit for the specified module.

SOURce#:VOLTage:PROTection:TRIPped?

Returns

1 if limit is active, 0 if limit is inactive.

Return type is Boolean

SOURce#:VOLTage:PROTection[:HIGH]?

Queries the high compliance voltage limit of the specified module.

SOURce#:VOLTage:PROTection[:HIGH]?

Returns

Compliance voltage limit in V.

Return type is NRf

SOURce#:VOLTage:RANGe

Sets the voltage range for the specified module.

SOURce#:VOLTage:RANGe <range>

Parameters

Name	Type	Description
range	NRf	Voltage range in V.

Returns

None

Remarks

For standard modules, this is the output range regardless of the shape setting. For a module with a hybrid DAC, this defaults to the AC range. If autorange is enabled, then setting the range will disable it.

SOURce#:VOLTage:RANGe:AC

Sets the AC voltage range for the specified module.

SOURce#:VOLTage:RANGe:AC <range>

Parameters

Name	Type	Description
range	NRf	Voltage range in V.

Returns

None

Remarks

This is only applicable on modules with a hybrid DAC. If autorange is enabled, then setting the range will disable it.

SOURce#:VOLTage:RANGe:AC?

Queries the present AC voltage range for the specified module.

SOURce#:VOLTage:RANGe:AC?

Returns

Voltage range in V.

Return type is NRf

Remarks

This is only applicable on modules with a hybrid DAC.

SOURce#:VOLTage:RANGe:AUTO

Sets the autorange status for the specified module.

SOURce#:VOLTage:RANGe:AUTO <state>

Parameters

Name	Type	Description
state	Boolean	1 to enable autorange, 0 to disable autorange.

Returns

None

SOURce#:VOLTage:RANGe:AUTO?

Queries the autorange status for the specified module.

SOURce#:VOLTage:RANGe:AUTO?

Returns

1 if autorange is enabled, 0 if autorange is disabled.

Return type is Boolean

SOURce#:VOLTage:RANGe:DC

Sets the DC current range for the specified module.

SOURce#:VOLTage:RANGe:DC <range>

Parameters

Name	Type	Description
range	NRf	Voltage range in V.

Returns

None

Remarks

This is only applicable on modules with a hybrid DAC. If autorange is enabled, then setting the range will disable it.

SOURce#:VOLTage:RANGe:DC?

Queries the present DC current range for the specified module.

SOURce#:VOLTage:RANGe:DC?

Returns

Voltage range in V.

Return type is NRf

Remarks

This is only applicable on modules with a hybrid DAC.

SOURce#:VOLTage:RANGe?

Queries the present voltage range for the specified module.

SOURce#:VOLTage:RANGe?

Returns

Voltage range in V.

Return type is NRf

Remarks

For standard modules, this is the output range regardless of the shape setting. For a module with a hybrid DAC, this defaults to the AC range.

SOURce#:VOLTage:SMODe

Sets the source voltage sense mode for the specified module.

SOURce#:VOLTage:SMODe <state>

Parameters

Name	Type	Description
state	Character	LOCal or REMote.

Returns

None

SOURce#:VOLTage:SMODe?

Queries the source voltage sense mode for the specified module.

SOURce#:VOLTage:SMODe?

Returns

LOCal or REMote.

Return type is Character

SOURce#:VOLTage:STARt

Sets the starting voltage of the source sweep for the specified module.

SOURce#:VOLTage:STARt <voltage>

Parameters

Name	Type	Description
voltage	NRf	The starting voltage in V.

Returns

None

SOURce#:VOLTage:STARt?

Queries the starting voltage of the source sweep for the specified module.

SOURce#:VOLTage:STARt?

Returns

The starting voltage in V.

Return type is NRf

SOURce#:VOLTage:STEP

Sets the step size of the source sweep for the specified module.

SOURce#:VOLTage:STEP <steps>

Parameters

Name	Type	Description
steps	NRf	The step size in V.

Returns

None

SOURce#:VOLTage:STEP?

Queries the step size of the source sweep for the specified module.

SOURce#:VOLTage:STEP?

Returns

The step size in V.

Return type is NRf

SOURce#:VOLTage:STOP

Sets the ending voltage of the source sweep for the specified module.

SOURce#:VOLTage:STOP <voltage>

Parameters

Name	Type	Description
voltage	NRf	The ending voltage in V.

Returns

None

SOURce#:VOLTage:STOP?

Queries the ending voltage of the source sweep for the specified module.

SOURce#:VOLTage:STOP?

Returns

The ending voltage in V.

Return type is NRf

SOURce#:VOLTage[:LEVel]:OFFSet

Sets the excitation offset of the specified module.

If range autoselection is enabled, the instrument will also select a new range if needed. If range autoselection is not enabled, the sum of the offset and amplitude must be less than the range.

SOURce#:VOLTage[:LEVel]:OFFSet <offset>

Parameters

Name	Type	Description
offset	NRf	Excitation offset in V.

Returns

None

SOURce#:VOLTage[:LEVel]:OFFSet?

Queries the excitation offset of the specified module.

SOURce#:VOLTage[:LEVel]:OFFSet?

Returns

Excitation offset in V.

Return type is NRf

SOURce#:VOLTage[:LEVel][:AMPLitude]:RMS

Sets the excitation amplitude of the specified module.

If range autoselection is enabled, the instrument will also select a new range if needed. If range autoselection is not enabled, the sum of the offset and amplitude must be less than the range.

SOURce#:VOLTage[:LEVel][:AMPLitude]:RMS <amplitude>

Parameters

Name	Type	Description
amplitude	NRf	Excitation amplitude in V RMS.

Returns

None

SOURce#:VOLTage[:LEVel][:AMPLitude]:RMS?

Queries the excitation amplitude of the specified module.

SOURce#:VOLTage[:LEVel][:AMPLitude]:RMS?

Returns

Excitation amplitude in V RMS.

Return type is NRf

SOURce#:VOLTage[:LEVel][:AMPLitude][:PEAK]

Sets the excitation amplitude of the specified module.

When shape is DC, the amplitude directly sets the total excitation level. When shape is not DC, the amplitude sets the peak level of the excitation waveform

If range autoselection is enabled, the instrument will also select a new range if needed. If range autoselection is not enabled, the sum of the offset and amplitude must be less than the range.

SOURce#:VOLTage[:LEVel][:AMPLitude][:PEAK] <amplitude>

Parameters

Name	Type	Description
amplitude	NRf	Excitation amplitude in V.

Returns

None

SOURce#:VOLTage[:LEVel][:AMPLitude][:PEAK]?

Queries the excitation amplitude of the specified module.

When shape is DC, the amplitude is the total excitation level. When shape is not DC, the amplitude is the peak level of the excitation waveform.

SOURce#:VOLTage[:LEVel][:AMPLitude][:PEAK]?

Returns

Excitation amplitude in V.

Return type is NRf

STATistic:MAXimum:RESet

Resets the maximum statistic for all modules.

STATistic:MAXimum:RESet

Returns

None

STATistic:MAXimum:SENSe#:DC?

Returns the maximum DC measurement for the specified module. The module must be in DC or AC mode.

STATistic:MAXimum:SENSe#:DC?

Returns

Maximum DC measurement in module units.

Return type is NRf

STATistic:MAXimum:SENSe#:LIA:R?

Returns the maximum R measurement from the lock-in for the specified module. The module must be in LIA mode.

STATistic:MAXimum:SENSe#:LIA:R?

Returns

Maximum R measurement in module units.

Return type is NRf

STATistic:MAXimum:SENSe#:LIA:THETa?

Returns the maximum theta measurement from the lock-in for the specified module. The module must be in LIA mode.

STATistic:MAXimum:SENSe#:LIA:THETa?

Returns

Maximum theta measurement in degrees.

Return type is NRf

STATistic:MAXimum:SENSe#:LIA:X?

Returns the maximum X measurement from the lock-in for the specified module. The module must be in LIA mode.

STATistic:MAXimum:SENSe#:LIA:X?

Returns

Maximum X measurement in module units.

Return type is NRf

STATistic:MAXimum:SENSe#:LIA:Y?

Returns the maximum Y measurement from the lock-in for the specified module. The module must be in LIA mode.

STATistic:MAXimum:SENSe#:LIA:Y?

Returns

Maximum Y measurement in module units.

Return type is NRf

STATistic:MAXimum:SENSe#:NPEak?

Returns the maximum negative peak measurement for the specified module.

STATistic:MAXimum:SENSe#:NPEak?

Returns

Maximum negative peak measurement in module units.

Return type is NRf

STATistic:MAXimum:SENSe#:PPEak?

Returns the maximum positive peak measurement for the specified module. The module must be in AC mode.

STATistic:MAXimum:SENSe#:PPEak?

Returns

Maximum positive peak measurement in module units.

Return type is NRf

STATistic:MAXimum:SENSe#:PTPeak?

Returns the maximum peak to peak measurement for the specified module.

STATistic:MAXimum:SENSe#:PTPeak?

Returns

Maximum peak to peak measurement in module units.

Return type is NRf

STATistic:MAXimum:SENSe#:RESet

Resets the maximum statistics for the specified sense module.

STATistic:MAXimum:SENSe#:RESet

Returns

None

STATistic:MAXimum:SENSe#:RMS?

Returns the maximum RMS measurement for the specified module. The module must be in DC or AC mode.

STATistic:MAXimum:SENSe#:RMS?

Returns

Maximum RMS measurement in module units.

Return type is NRf

STATistic:MINimum:RESet

Resets the minimum statistic for all modules.

STATistic:MINimum:RESet

Returns

None

STATistic:MINimum:SENSe#:DC?

Returns the minimum DC measurement for the specified module. The module must be in DC or AC mode.

STATistic:MINimum:SENSe#:DC?

Returns

Minimum DC measurement in module units.

Return type is NRf

STATistic:MINimum:SENSe#:LIA:R?

Returns the minimum R measurement from the lock-in for the specified module. The module must be in LIA mode.

STATistic:MINimum:SENSe#:LIA:R?

Returns

Minimum R measurement in module units.

Return type is NRf

STATistic:MINimum:SENSe#:LIA:THETa?

Returns the minimum theta measurement from the lock-in for the specified module. The module must be in LIA mode.

STATistic:MINimum:SENSe#:LIA:THETa?

Returns

Minimum theta measurement in degrees.

Return type is NRf

STATistic:MINimum:SENSe#:LIA:X?

Returns the minimum X measurement from the lock-in for the specified module. The module must be in LIA mode.

STATistic:MINimum:SENSe#:LIA:X?

Returns

Minimum X measurement in module units.

Return type is NRf

STATistic:MINimum:SENSe#:LIA:Y?

Returns the minimum Y measurement from the lock-in for the specified module. The module must be in LIA mode.

STATistic:MINimum:SENSe#:LIA:Y?

Returns

Minimum Y measurement in module units.

Return type is NRf

STATistic:MINimum:SENSe#:NPEak?

Returns the minimum negative peak measurement for the specified module.

STATistic:MINimum:SENSe#:NPEak?

Returns

Minimum negative peak measurement in module units.

Return type is NRf

STATistic:MINimum:SENSe#:PPEak?

Returns the minimum positive peak measurement for the specified module.

STATistic:MINimum:SENSe#:PPEak?

Returns

Minimum positive peak measurement in module units.

Return type is NRf

STATistic:MINimum:SENSe#:PTPeak?

Returns the minimum peak to peak measurement for the specified module.

STATistic:MINimum:SENSe#:PTPeak?

Returns

Minimum peak to peak measurement in module units.

Return type is NRf

STATistic:MINimum:SENSe#:RESet

Resets the minimum statistics for the specified sense module.

STATistic:MINimum:SENSe#:RESet

Returns

None

STATistic:MINimum:SENSe#:RMS?

Returns the minimum RMS measurement for the specified module. The module must be in DC or AC mode.

STATistic:MINimum:SENSe#:RMS?

Returns

Minimum RMS measurement in module units.

Return type is NRf

STATistic:MMAXimum[:MULTiple]?

Queries the minimum and maximum values for multiple statistics sampled at the same moment in time.

STATistic:MMAXimum[:MULTiple]?

Returns

Comma separated list of values corresponding to the input parameters and channels.

Return type is Character

Examples

To query DC from measure module 1, RMS from measure module 2, and Peak-to-Peak from measure module 3:
  FETCh? MDC,1,MRMS,2,MPTPeak,3
Example result:
  1.23, 1.34, 2.45, 2.56, 3.67, 3.78

STATistic:SENSe#:RESet

Resets all statistics for the specified sense module.

STATistic:SENSe#:RESet

Returns

None

SWEep:ABORt

Aborts all running sweeps leaving the output enabled and at the last sweep point applied.

SWEep:ABORt

Returns

None

SWEep:INITiate

Initiates all configured sweeps.

SWEep:INITiate

Returns

None

SWEep:INITiate:TRACe[:STATe]

Sets if sweeps should be initiated when streaming is started via the TRACe:STARt command.

SWEep:INITiate:TRACe[:STATe] <traceInitiate>

Parameters

Name	Type	Description
traceInitiate	Boolean	1 to initiate sweeps when data streaming is started; 0 to not initiate sweeps when data streaming is started

Returns

None

SWEep:INITiate:TRACe[:STATe]?

Queries if sweeps are configured to be initiated when streaming is started via the TRACe:STARt command.

SWEep:INITiate:TRACe[:STATe]?

Returns

1 if sweeps will be initiated when streaming is started; 0 if sweeps will not be stared when streaming is started

Return type is Boolean

SYSTem:LFRequency:DETected?

Queries the line frequency in Hz detected on startup.

SYSTem:LFRequency:DETected?

Returns

The line frequency detected.

Return type is NRf

SYSTem:LFRequency:ERRor?

Queries whether the detected line frequency in Hz is out of normal operating bounds bounds.

SYSTem:LFRequency:ERRor?

Returns

True if the detected line frequency is out of bounds, otherwise false.

Return type is Boolean

SYSTem:LFRequency?

Queries the applied line frequency in Hz.

SYSTem:LFRequency?

Returns

The applied line frequency.

Return type is NRf

SYSTem:LOAD

Loads all connected modules.

SYSTem:LOAD

Returns

None

TRACe:ACTive?

Queries the active status of the data stream.

TRACe:ACTive?

Returns

1 when the stream is started and 0 when the stream is reset or the last point is read from the stream buffer.

Return type is Boolean

TRACe:DATA:ALL?

Queries all available in the data stream:: For CSV encoding, comma separated ASCII values with each row separated by a semicolon. For B64 encoding raw binary data. Little endian, no padding.

TRACe:DATA:ALL?

Returns

None

Examples

CSV Encoding. False,-3.23649412656182E-05;False,-3.23649412656182E-05;False,-3.23649412656182E-05;
B64 Encoding. ALpzhMLgofm+ALpzhMLgofm+ALpzhMLgofm+

TRACe:DATA:COUNt?

Queries the number of unread rows in the data stream buffer.

TRACe:DATA:COUNt?

Returns

Number of unread rows in the data stream buffer.

Return type is NR1

TRACe:DATA:OVERflow?

Queries the data stream overflow status.

TRACe:DATA:OVERflow?

Returns

1 if data stream has overflowed, 0 if data stream has not overflowed.

Return type is Boolean

TRACe:DATA[:SINGle]?

Queries the oldest available row of data stream data.

TRACe:DATA[:SINGle]?

Returns

None

TRACe:FORMat:ELEMents

Sets the elements to include in the data stream. Takes a list of pairs of data source mnemonic and channel number. Up to 10 pairs.

TRACe:FORMat:ELEMents

Returns

None

Examples

TRACe:FORMat:ELEMents SAMPLITUDE,1,MX,2,MOVERLOAD,2

TRACe:FORMat:ELEMents?

Queries the elements currently in the data stream.

TRACe:FORMat:ELEMents?

Returns

None

Examples

MRANge,1,MDC,1

TRACe:FORMat:ENCOding

Sets the data stream encoding.

TRACe:FORMat:ENCOding <encoding>

Parameters

Name	Type	Description
encoding	Character	Encoding. CSV or B64.

Returns

None

TRACe:FORMat:ENCOding:B64:BCOunt?

Queries the total number of bytes in a row for the present B64 encoded elements.

TRACe:FORMat:ENCOding:B64:BCOunt?

Returns

The total number of bytes.

Return type is NR1

TRACe:FORMat:ENCOding:B64:BFORmat?

Queries the byte format.

TRACe:FORMat:ENCOding:B64:BFORmat?

Returns

Byte format. d, ?, or B.

Return type is String

Examples

If TRACe:FORMat:ELEMents is set to:
  ('MRANge',1),('MX',1),('MOVerload',1)
TRACe:FORMat:ENCOding:B64:BFORmat? will return:
  "fd?"

TRACe:FORMat:ENCOding?

Queries the data stream encoding.

TRACe:FORMat:ENCOding?

Returns

Data stream encoding.

Return type is Character

TRACe:FORMat:HEADer?

Queries the data stream header.

TRACe:FORMat:HEADer?

Returns

Comma separated header for present data stream elements.

Return type is String

TRACe:RATE

Sets the data stream rate.

TRACe:RATE <rate>

Parameters

Name	Type	Description
rate	NRf	Data stream rate in samples/s. The maximum stream rate is 5000 samples/s.

Returns

None

TRACe:RATE?

Queries the data stream rate.

TRACe:RATE?

Returns

Data stream rate in samples/second.

Return type is NRf

TRACe:RESet

Resets the data stream.

TRACe:RESet

Returns

None

TRACe:STARt

Starts streaming data.

TRACe:STARt <count>

Parameters

Name	Type	Description
count	Decimal Numeric	Number of data points to stream. If param is blank or INFINITY then stream will continue indefinitely.

Returns

None

DIGital:IDATa?

Returns the integer representation of the digital input states (0 = 0b00, 1 = 0b01, 2 = 0b10, 3 = 0b11).

DIGital:IDATa?

DIGital:OSETting

Sets the integer representation of the digital output states (0 = 0b00, 1 = 0b01, 2 = 0b10, 3 = 0b11).

DIGital:OSETting

DIGital:OSETting?

Returns the integer representation of the digital output states (0 = 0b00, 1 = 0b01, 2 = 0b10, 3 = 0b11).

DIGital:OSETting?

DISPlay:BRIGhtness

This command controls the intensity of the display on the device. 0 (OFF), 25, 50, 75, or 100.

DISPlay:BRIGhtness

DISPlay:BRIGhtness?

Returns the present intensity of the display on the device. 0 (OFF), 25, 50, 75, or 100.

DISPlay:BRIGhtness?

DISPlay:ENABle

This command controls whether the display is turned on or off. 0 = OFF, 1 = ON.

DISPlay:ENABle

DISPlay:ENABle?

Returns the present state of the display. 0 = OFF, 1 = ON.

DISPlay:ENABle?

SYSTem:AUTODATETIME

Sets whether the instrument automatically sets the date and time when connected to the internet. 0 = OFF, 1 = ON.

SYSTem:AUTODATETIME

SYSTem:AUTODATETIME?

Returns whether the instrument automatically sets the date and time when connected to the internet.

SYSTem:AUTODATETIME?

SYSTem:BEEPer:VOLume

Sets the volume of the instrument speaker as a percentage of maximum (for example 75).

SYSTem:BEEPer:VOLume

SYSTem:BEEPer:VOLume?

Returns the volume setting as a percentage of maximum.

SYSTem:BEEPer:VOLume?

SYSTem:DATE

Returns the present date (<year>,<month>,<day>).

SYSTem:DATE

SYSTem:DATE?

Sets the date (<year>,<month>,<day>).

SYSTem:DATE?

SYSTem:ERRor:ALL?

Returns all SCPI errors in the queue and clears the queue.

SYSTem:ERRor:ALL?

SYSTem:ERRor:CLEar

Clears the SCPI error queue.

SYSTem:ERRor:CLEar

SYSTem:ERRor:COUNt?

Returns the number of errors in the SCPI error queue.

SYSTem:ERRor:COUNt?

SYSTem:ERRor[:NEXT]?

Returns the most recent error in the queue and removes it.

SYSTem:ERRor[:NEXT]?

SYSTem:FACTORYRESET

Resets all settings to their factory defaults. This includes System settings.

SYSTem:FACTORYRESET <restart>

Parameters

Name	Type	Description
restart	bool	1 to restart after reset, 0 to not restart. Defaults to 1 if omitted.

SYSTem:KLOCk

Locks and unlocks the front panel touch screen. 0 = OFF, 1 = ON.

SYSTem:KLOCk

SYSTem:KLOCk?

Returns whether the front panel touch screen is locked. 0 = OFF, 1 = ON.

SYSTem:KLOCk?

SYSTem:PRESet

Resets the measurement settings to their default values.

SYSTem:PRESet

SYSTem:TIME

Returns the present time in 24 hour format (<hour>,<minute>,<second>).

SYSTem:TIME

SYSTem:TIME?

Sets the time in 24 hour format (<hour>,<minute>,<second>).

SYSTem:TIME?

SYSTem:TZONe

Sets the timezone offset hour.

SYSTem:TZONe

SYSTem:TZONe?

Returns the timezone offset hour.

SYSTem:TZONe?

SYSTem:VERSion?

Returns the SCPI definition version that the instrument complies with.

SYSTem:VERSion?

6.8. M81-SSM SCPI Command Summary

Module Loading

All Modules

Source Modules

Measure Modules

Data Queries

Read Queries

Fetch Queries

Fetch Immediate Queries

Data Streaming

Configuration

Transfer

Source Setup

Measurement Setup

DC Mode

AC Mode

Lock-In Mode

Relative Measurement

Module Configuration

BCS-10

VS-10

VM-10

CM-10

Auxiliary Inputs and Outputs

Calculate

Statistics

Minimum

Maximum

Miscellaneous

Digital I/O

Settings Profiles

Parameter Sweeping

System

CALCulate:SENSe#:RESistance:CAPacitance?

Returns

CALCulate:SENSe#:RESistance:COMPensated?

Returns

CALCulate:SENSe#:RESistance:DC:RELative:BASeline

Parameters

Returns

CALCulate:SENSe#:RESistance:DC:RELative:BASeline?

Returns

CALCulate:SENSe#:RESistance:DC:RELative:CLEar

Returns

CALCulate:SENSe#:RESistance:DC:RELative:ZERO

Returns

CALCulate:SENSe#:RESistance:DC:RELative?

Returns

CALCulate:SENSe#:RESistance:DC?

Returns

CALCulate:SENSe#:RESistance:ETYPe

Parameters

Returns

CALCulate:SENSe#:RESistance:ETYPe?

Returns

CALCulate:SENSe#:RESistance:INPHase?

Returns

CALCulate:SENSe#:RESistance:MAGNitude?

Returns

CALCulate:SENSe#:RESistance:MODE

Parameters

Returns

CALCulate:SENSe#:RESistance:MODE?

Returns

CALCulate:SENSe#:RESistance:OPTimize

Parameters

Returns

CALCulate:SENSe#:RESistance:OPTimize:ONCE

Returns

CALCulate:SENSe#:RESistance:OPTimize?

Returns

CALCulate:SENSe#:RESistance:OTIMe:ACTual?

Returns

CALCulate:SENSe#:RESistance:OTIMe:ENBandwidth?

Returns

CALCulate:SENSe#:RESistance:OTIMe:REQuested

Parameters

Returns

CALCulate:SENSe#:RESistance:OTIMe:REQuested?

Returns