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Agilent Technologies 6814B, 6834B, 6843A, 6813B, 6811B, 6812B MEASure:CURRent:AC? FETCh:CURRent:AC?

Models: 6811B 6813B 6834B 6843A 6814B

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Language Dictionary - 3

MEASure:CURRent:AC?

FETCh:CURRent:AC?

Phase Selectable

These queries return the ac component rms current being sourced at the output terminals.

Query Syntax	MEASure:[SCALar]:CURRent:AC?
	FETCh:[SCALar]:CURRent:AC?
Parameters	None
Examples	MEAS:CURR:AC?	FETC:CURR:AC?
Returned Parameters	<NR3>
Related Commands	MEAS:VOLT:AC?	MEAS:CURR?

MEASure:CURRent:ACDC?

FETCh:CURRent:ACDC?

Phase Selectable

These queries return the ac+dc rms current being sourced at the output terminals.

Query Syntax	MEASure:[SCALar]:CURRent:ACDC?
	FETCh:[SCALar]:CURRent:ACDC?
Parameters	None
Examples	MEAS:CURR:ACDC?	FETC:CURR:ACDC?
Returned Parameters	<NR3>
Related Commands	MEAS:VOLT:ACDC?	MEAS:CURR:AMPL:MAX?

MEASure:CURRent:AMPLitude:MAXimum?

FETCh:CURRent:AMPLitude:MAXimum?

Phase Selectable

These queries return the absolute value of the peak current as sampled over one measurement acquisition of 4096 data points.

Query Syntax	MEASure:[SCALar]:CURRent:AMPLitude:MAXimum?
	FETCh:[SCALar]:CURRent:AMPLitude:MAXimum?
Parameters	None
Examples	MEAS:CURR:AMPL:MAX?	FETC:CURR:AMPL:MAX?
Returned Parameters	<NR3>
Related Commands	MEAS:CURR:ACDC? MEAS:CURR:CRES?

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Agilent Technologies 6814B, 6834B, 6843A MEASure:CURRent:AC? FETCh:CURRent:AC?, MEASure:CURRent:ACDC? FETCh:CURRent:ACDC?

Contents

Programming Guide AC Power SolutionsAgilent Models 6811B, 6812B, 6813B 6814B, 6834B, and 6843APrinting History Safety Summary1 - GENERAL INFORMATION Table of Contents2 - INTRODUCTION TO PROGRAMMING 3 - LANGUAGE DICTIONARY Measurement Subsystem Frequency Source Subsystem Frequency Trace Subsystem System CommandsSource Subsystem Voltage Status Subsystem4 - PROGRAMMING EXAMPLES D - ELGAR MODEL 9012 COMPATIBILITY A - SCPI COMMAND TREEC - ERROR MESSAGES B - SCPI CONFORMANCE INFORMATIONIntroduction E - IEC MODE COMMAND SUMMARYINDEX E9012 Language Command SummaryDocumentation Summary General InformationAbout this Guide Earlier AC Source ModelsSupported Applications External ReferencesSCPI References GPIB ReferencesAccessing Online Help Downloading and Installing the DriverSystem Requirements Page GPIB Address Introduction to ProgrammingGPIB Capabilities of the AC Source RS-232Capabilities of the AC SourceRS-232Programming Example RS-232TroubleshootingTypes of SCPI Messages Types of SCPI CommandsIntroduction to SCPI Conventions Used in This GuideThe Root Level The SCPI Command TreeActive Header Path Moving Among Subsystems The Effect of Optional HeadersStructure of a SCPI Message Including Common CommandsUsing Queries Coupled CommandsMessage Component Combining Message UnitsHeaders Figure 2-2.Command Message StructureMessage Terminator Query IndicatorMessage Unit Separator Root SpecifierCharacter Data SCPI Data FormatsNumerical Data Formats Suffixes and MultipliersAssigning the GPIB Address in Programs System ConsiderationsTypes of DOS Drivers Agilent BASIC Controllers Error HandlingPage Introduction Language DictionarySubsystem Subsystem CommandsCAL CURR AC Calibration Subsystem CommandsSubsystem Syntax CALibrate CURRent ACCALibrate:LEVel CALibrate:CURRent:MEASureCALibrate:DATA CALibrate:IMPedanceCALibrate:SAVE CALibrate:PASSwordCALibrate:PWM:FREQuency CALibrate:PWM:RAMPCAL:STAT 1,6812 CAL:STAT OFF CALibrate:STATeCALibrate:VOLTage:AC CALibrate:VOLTage:DCCAL:VOLT:OFFS CALibrate:VOLTage:OFFSetCALibrate:VOLTage:PROTection CALibrate:VOLTage:RTIMeDISPlay:TEXT Display Subsystem CommandsDISPlay DISPlay:MODESubsystem Syntax Instrument SubsystemINSTrument:COUPle INST:COUP ALLAgilent 6834B Only INSTrument:NSELect INSTrument:SELectCommand Syntax Parameters RST Value Examples Query Syntax Returned Parameters Related CommandsMEASure:ARRay:CURRent? FETCh:ARRay:CURRent? Measurement Subsystem ArraysSubsystem Syntax FETCh:ARRay:CURRent:HARMonic? MEASure:ARRay:CURRent:HARMonic:PHASe?FETCh:ARRay:CURRent:HARMonic:PHASe? MEASure:ARRay:CURRent:HARMonic?FETCh:ARRay:CURRent:NEUTral:HARMonic? MEASure:ARRay:CURRent:NEUTral?FETCh:ARRay:CURRent:NEUTral? MEASure:ARRay:CURRent:NEUTral:HARMonic?FETCh:ARRay:CURRent:NEUTral:HARMonic:PHASe? MEASure:ARRay:CURRent:NEUTral:HARMonic:PHASe?MEASure:ARRay:VOLTage? FETCh:ARRay:VOLTage? FETCh:ARRay:VOLTage:HARMonic? MEASure ARRay VOLTage HARMonic PHASe?FETCh:ARRay:VOLTage:HARMonic:PHASe? MEASure:ARRay:VOLTage:HARMonic?MEASure:CURRent? FETCh:CURRent? Measurement Subsystem CurrentSubsystem Syntax FETCh:CURRent:AMPLitude:MAXimum? MEASure:CURRent:AC? FETCh:CURRent:AC?MEASure:CURRent:ACDC? FETCh:CURRent:ACDC? MEASure CURRent AMPLitude MAXimum?FETCh:CURRent:CREStfactor? MEASure:CURRent:CREStfactor?MEASure:CURRent:HARMonic? FETCh:CURRent:HARMonic? FETCh:CURRent:HARMonic:THD? MEASure:CURRent:HARMonic:PHASe?FETCh:CURRent:HARMonic:PHASe? MEASure:CURRent:HARMonic:THD?FETCh:CURRent:NEUTral:ACDC? MEASure CURRent NEUTral AC?FETCh CURRent NEUTral AC? MEASure:CURRent:NEUTral:ACDC?Agilent 6834B Only MEASure:CURRent:NEUTral:HARMonic:PHASe?FETCh:CURRent:NEUTral:HARMonic:PHASe? Related CommandsMEASure:FREQuency? FETCh:FREQuency? Measurement Subsystem FrequencySubsystem Syntax Subsystem Syntax Measurement Subsystem PowerMEASure:POWer? FETCh:POWer? MEASure:POWer:AC? FETCh:POWer:AC?FETCh:POWer:AC:REACtive? MEASure:POWer:AC:APParent?FETCh:POWer:AC:APParent? MEASure:POWer:AC:REACtive?Query Syntax MEASure POWer AC TOTal? FETCh POWer AC TOTal?MEAS:POW:AC:TOT? Agilent 6834B OnlySubsystem Syntax Measurement Subsystem VoltageMEASure:VOLTage? FETCh:VOLTage? MEASure VOLTage AC? FETCh VOLTage AC?MEASure:VOLTage:HARMonic? FETCh:VOLTage:HARMonic? MEASure:VOLTage:ACDC? FETCh:VOLTage:ACDC?FETCh:VOLTage:HARMonic:THD? MEASure:VOLTage:HARMonic:PHASe?FETCh:VOLTage:HARMonic:PHASe? MEASure:VOLTage:HARMonic:THD?OUTPut Output SubsystemSubsystem Syntax OUTP:COUP DC OUTPut:COUPlingOUTPut:DFI OUTPut:DFI:SOURceOUTP:IMP:REAL OUTPut IMPedanceOUTPut:IMPedance:REAL OUTPut:IMPedance:REACtiveOUTP:PON:STAT RST OUTPut PROTection DELayOUTPut:PON:STATe OUTPut PROTection CLEarOUTP:TTLT OUTPut:RI:MODEOUTPut TTLTrg OUTPut TTLTrg SOURceSENSe:CURRent:ACDC:RANGe Sense SubsystemSubsystem Syntax SENS:WIND KBES SENSe:SWEep:OFFSet:POINtsSENSe SWEep TINTerval SENSe:WINDowCURRent Source Subsystem CurrentSubsystem Syntax CURRent:PEAK:MODE CURRent:PEAKCURR:PEAK:MODE FIX CURRent:PROTection:STATe CURRent:PEAK:TRIGgeredSubsystem Syntax Source Subsystem FrequencyFREQuency FREQuency:MODEFREQ:SLEW:IMM FREQuency SLEWFREQuency:SLEW:MODE FREQency:SLEW:TRIGgeredQuery Syntax Returned Parameters Related Commands FREQuency:TRIGgeredFREQ:TRIG Command Syntax Parameters Unit RST Value ExamplesFUNCtion Source Subsystem FunctionSubsystem Syntax FUNCtion:TRIGgered FUNCtion:MODEFUNC:MODE FIX FUNC:CSIN FUNCtion:CSINusoidFUNC:CSIN 10 THD Subsystem Syntax Source Subsystem ListLIST:CURRent LIST:COUNtLIST CURRent POINts? LIST:DWELl:POINts? LIST:DWELlLIST:FREQuency LIST:FREQuency:SLEW:POINts? LIST:PHASeLIST:FREQuency:POINts? LIST:FREQuency:SLEWLIST:SHAPe LIST:PHASe:POINts?LIST:SHAPe:POINts? LIST:STEP ONCE LIST:STEPLIST:TTLTrg LIST:TTLTrg:POINts?LIST:VOLT:POIN? LIST:VOLTageLIST:VOLTage:POINts? LIST:VOLTage:SLEWLIST:VOLT:SLEW:POIN? LIST:VOLTage:SLEW:POINts?LIST VOLTageOFFSet LIST:VOLTage:OFFSet:POINts?LIST:VOLTage:OFFSet:SLEW:POINts? LIST:VOLTage:OFFSet:SLEWLIST:VOLT:OFFSet:SLEW:POIN? PHASe Source Subsystem PhasePHASe:TRIGgered PHASe:MODESubsystem Syntax Source Subsystem PulsePULSe:COUNt PULSe:DCYClePULS:HOLD DCYC PULSe:HOLDReturned Parameters Related Commands PULSe:PERiodPULSe:WIDTh PULS PERSubsystem Syntax Source Subsystem VoltageVOLTage:TRIGgered VOLTageVOLTage:OFFSet VOLTage:MODEVOLTage:OFFSet:TRIGgered VOLTage:OFFSet:MODEVOLT:OFFS:MODE FIX VOLTage:OFFSet:SLEW:MODE VOLTage:OFFSet:SLEWVOLT:OFFS:SLEW:MODE STEP VOLT:PROT:STAT VOLTage:OFFSet:SLEW:TRIGgeredVOLTage:PROTection VOLTage:PROTection:STATeVOLTage:SENSe:DETector VOLTage:ALC:DETector VOLTage:RANGeVOLTage:SLEW VOLTage SENSe SOURce VOLTage ALC SOURceVOLTage:SLEW:TRIGgered VOLTage SLEW MODEVOLT:SLEW:MODE STEP Status Subsystem STATus:PRESetSubsystem Syntax STATus:OPERation:CONDition? Bit Configuration of Operation Status RegistersSTATus:OPERation:ENABle STATus:OPERation?Query Syntax STATus:OPERation:NTRansitionSTATus OPERation PTRansition Command Syntax Parameters Default Value ExamplesSTAT:QUES:COND? STATus:QUEStionable?STATus:QUEStionable:CONDition? STAT:QUES:EVEN?STAT:QUES:ENAB STATus QUEStionable ENABleSTATus:QUEStionable:NTRansition STATus:QUEStionable:PTRansitionQuery Syntax STATus:QUEStionable:INSTrument:ISUMmary?Agilent 6834B Only Phase Selectable Related CommandsSTAT:QUES:INST:ISUM:COND? STATus:QUEStionable:INSTrument:ISUMmary:ENABleSTAT:QUES:INST:ISUM:ENAB Agilent 6834B Only STATus:QUEStionable:INSTrument:ISUMmary:NTRSTATus:QUEStionable:INSTrument:ISUMmary:PTR Command Syntax Parameters Default Value ExamplesSubsystem Syntax System CommandsSYSTem:CONFigure SYST:CONF NORMSYST:CONF:NOUT SYSTem:CONFigure:NOUTputsSYSTem:ERRor? SYSTem:VERSion?SYSTem:RWLock SYSTem:LANGuageSYSTem:LOCal SYSTem:REMoteTRACe DATA Trace SubsystemSubsystem Syntax TRAC:DEF flattop TRACe:CATalog? DATA:CATalog?TRACe DEFine DATA DEFine TRACe:DELete DATA:DELeteSubsystem Syntax Trigger SubsystemINIT SEQ1 ABORtINITiate SEQuence INITiate NAME ABORTRIGger TRIGger:DELayINITiate:CONTinuous:SEQuence INITiate:CONTinuous:NAMETRIGger:SEQuence2:SOURce TRIGger:SOURceTRIGger SYNChronize SOURce Command Syntax TRIGger:SEQuence2:PHASe TRIGger:SYNCHronize:PHASeTRIGger:SEQuence3 TRIGger:ACQuire Command Syntax Parameters RST Value ExamplesTRIGger:SEQuence1:DEFine TRIGger:SEQuence2:DEFine TRIGger:SEQuence3:SOURce TRIGger:ACQuire:SOURceTRIGger SEQuence3 DEFine Common Commands Syntax Common CommandsPage IDN? ESR?OPT? Related Commands *PSC *SAV Command Syntax *RST Parameters NonePage STB? Bit Configuration of Status Byte RegisterTST? Related Commands *OPC Command Syntax WAI? Parameters NoneEnabling the Output Power-onInitializationProgramming Examples Programming the OutputMaximum Voltage AC Voltage and FrequencyVoltage Ranges Agilent 6814B/6834B/6843A only Voltage Slew Voltage and Frequency Slew RatesWaveform Shapes FrequencyClipped Waveform Individual Phases Agilent 6834B onlyUser-DefinedWaveform Selecting a Phase Current LimitProgramming the Output Phase Peak Current Limit Agilent 6811B/6812B/6813B only DC Output Agilent 6811B/6812B/6813B onlyVOLTage:LEVel, VOLTage:OFFSet, and FUNCtion:SHAPe Coupled CommandsLIST Programming Output TransientsSTEP PULSeFigure 4-1.Model of Transient System Transient System ModelStep Step Step Step Step Step 6 Example Step and Pulse TransientsStep Step List TransientsStep SCPI Triggering Nomenclature Triggering Output ChangesFigure 4-2.Model of Output Triggers Output Trigger System ModelSelecting the Output Trigger Source Initiating the Output Trigger SystemSpecifying a Trigger Delay Continuous Triggers Generating Output TriggersSpecifying a Dwell Time for Each List Point Single TriggersVoltage and Current Measurements Making MeasurementsHarmonic Measurements Power MeasurementsMeasurement Trigger System Model Triggering MeasurementsSCPI Triggering Nomenclature Selecting the Measurement Trigger Source Initiating the Measurement Trigger SystemFigure 4-3.Model of Measurement Triggers Varying the Voltage and Current Sampling Rate Generating Measurement TriggersPre-eventand Post-eventTriggering Programming the Status Registers Power-OnConditionsOperation Status Group Meaning Operation Status Group SignalTable 4-1.Bit Configuration of Status Registers Status Byte and Service Request Enable RegistersFigure 4-5.Ac Source Status Model Questionable Instrument Isummary Status Group Questionable Status GroupThe PON Power On Bit Standard Event Status GroupCommand Command ActionDetermining the Cause of a Service Interrupt Status Byte RegisterExamples Command ActionStep Trigger In BNCMonitoring Both Phases of a Status Transition Servicing Questionable Status EventsTrigger Out BNC Remote Inhibit and Discrete Fault IndicatorDiscrete Fault Indicator DFI SCPI Command CompletionRemote Inhibit RI ABORt SCPI Command TreeCommand Syntax FETCh | MEASureSOURce A - SCPI Command TreeOUTPut SENSeSYSTem SCPI Command Tree - ASCPI Common Commands STATusPage SCPI Conformance Information SCPI Confirmed CommandsB - SCPI Conformance Information Non SCPI CommandsError Number List Error MessagesExecution Errors –200through –299sets Standard Event Status Register bit #4 Page Page Syntax Compatibility Elgar Model 9012 CompatibilityElgar Model 9012 Plug-inProgrammer Compatibility Main Board W1 Jumper Option EmulationByte Power-onStateStatus Model Command DescriptionFunction Keys ProtectionFront Panel Operation System KeysEntry Keys E9012 Language Command SummaryDescription CommandPage IEC Mode Command Summary Using the SENSe:CURRent:ACDC:RANGe commandIntroduction Command Syntax CALCulate:SMOothing CALCulate:INTegral:TIMEdc limit dt tlimit dt limit CALCulate:LIMit:UPPerCommand Syntax vss delta dmax limitParameters FORMatCommand Syntax Related CommandsParameters FORMat:BORDerCommand Syntax Related CommandsSOURce:FREQ Command Syntax Parameters ExamplesRelated Commands MEASure:ARRay:CURRent:HARMonic?MEASure ARRay VOLTage FLUCtuations ALL? 12 point Pst array Command Syntax Parameters Examples MEASure:ARRay:VOLTage:FLUCtuations:FLICker?Returned Parameters Related Commands Command Syntax Parameters Examples MEASure:ARRay:VOLTage:FLUCtuations:PST?Returned Parameters Related Commands SENSe:WINDow SENSe:CURRent:PREFerenceAgilent 6812B, 6813B, 6843A Only SYSTem:CONFigurePage Index Index Page VOLTage RANGe, QUEStionable INSTrument ISUMmary?, QUEStionable INSTrument ISUMmary ENABle?SYSTem CONFgure, SYSTem CONFigure NOUTputs, QUEStionable INSTrument ISUMmary CONDition?Canada Agilent Sales and Support OfficesUnited States Latin AmericaAll references to HP-IBhave been changed to GPIB Manual Updates4/15/00 All references to HP have been changed to Agilent