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HP WaterSkis E1312A, WaterSkis E1412A manual Appendix a

Models: WaterSkis E1412A WaterSkis E1312A

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Page 6

Chapter 3
Multimeter Command Reference (continued)
[SENSe:] (continued)
VOLTage[:DC]:RESolution?	151
ZERO:AUTO	152
ZERO:AUTO?	152
STATus	153
:PRESet	153
:QUEStionable:CONDition?	153
:QUEStionable:ENABle	153
:QUEStionable:ENABle?	154
:QUEStionable[:EVENt]?	154
SYSTem	155
:ERRor?	155
:VERSion?	155
TRIGger	156
:COUNt	156
:COUNt?	157
:DELay	157
:DELay?	158
:DELay:AUTO	158
:DELay:AUTO?	159
:SOURce	160
:SOURce?	161
IEEE 488.2 Common Command Quick Reference	162
*CLS	163
ESE and ESE?	163
*ESR?	164
*IDN?	164
*OPC	164
*OPC?	165
*RST	165
SRE and SRE?	165
*STB?	166
*TST?	166
*WAI	166
SCPI Command Quick Reference	167
Appendix A
HP E1312A and HP E1412A Multimeter Specifications	171
DC Characteristics	171
AC Characteristics	174
Frequency and Period Characteristics	177
General Specifications	179
To Calculate Total Measurement Error	180
Interpreting Multimeter Specifications	182
Configuring for High Accuracy Measurements	184

6 Contents

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HP WaterSkis E1312A, WaterSkis E1412A manual Appendix a

Contents

Contents Frequency and Period Measurement Errors Zeroauto ZEROAUTO? IMMediate Chapter Multimeter Command Reference Appendix a Appendix B Contents HEWLETT-PACKARD Warranty Statement Documentation History Manufacturer’s Name July 31 Jim White, QA Manager Business Reply Mail Page HP E1312A and HP E1412A Multimeter Module Setup Using This ChapterSetting the Module Address Switch Setting the Line Frequency Reference Interrupt PriorityChecking the Line Frequency Reference Page Switch Module Analog Bus Connections Multimeter Functional ConnectionsVoltage Measurement Connections Wire Ohms Measurement Connections HP E1312A and HP E1412A Multimeter Module Setup Chapter Initial OperationFunction Prototype HP E1312A and HP E1412A Multimeter Module Setup Chapter Thermal EMF Errors Measurement TutorialDC Voltage Measurements Loading Errors dc volts Leakage Current Errors Thermoelectric VoltagesRejecting Power Line Noise Voltages Common Mode Rejection CMRNoise Caused by Magnetic Loops Noise Caused by Ground LoopsWire Ohms Measurements Resistance MeasurementsSet to 2-wire ohms function Power Dissipation Effects Errors in High Resistance MeasurementsMaking High-Speed DC and Resistance Measurements DC Current Measurement Errors True RMS AC MeasurementsCrest Factor Errors non-sinusoidal inputs Common Crest Factors ExampleAC Measurements Below Full Scale Loading Errors ac voltsTemperature Coefficient Errors Function and Range Change Internal Offset CorrectionLow-Level Measurement Errors Voltage Measured = Vin2+ Noise2AC Current Measurement Errors Frequency and Period Measurement ErrorsMaking High-Speed AC Voltage or Current Measurements Measurement Configuration AC Signal Filter DC Input ResistanceNumber of Power Line Cycles Nplc Resolution Chapter HP E1312A/E1412A Multimeter Application Information SENSeZEROAUTO Offonceon Math Operations CALCulate Subsystem Null Relative FunctionDB Measurements CONFfunctionDBm Measurements Storing the dB Reference ValueStoring the dBm Reference Resistance Value HP E1312A/E1412A Multimeter Application Information Chapter Triggering the Multimeter TRIGgerSOURce EXTernal Checking the Trigger Source Bus Triggering Wait-for-Trigger StateChecking the Trigger Count Inserting a Trigger Delay Example Setting the Trigger CountExample Inserting a Trigger Delay Default Trigger Delays Querying Delay Time Sample Count Example Setting the Sample CountChecking the Sample Count HP E1312A and HP E1412A Multimeter Application Examples HP VTL Software VisaMEASure Command Making Multimeter MeasurementsMEASURE1 Source Code File MEASURE2 Source Code FileMEASURE3 Source Code File InitMEASURE4 Source Code File Synchronizing Multimeter With a Switch Module HP E1412A Multimeter and Switch Module SynchronizationSee -5 for the HP E1312A/E1412A Multimeter status system Check the multimeter for system errors Set up the MultimeterNow set up the switch module Retrieve the readings from the multimeterMultimeter Status System Examples Synchopc Source Code File RST CLS *ESE Init OPCSynchmav Source Code File RST Init FETC?End Loop Check the multimeter for system errors Limittst Source Code FileLoop Device Configuration Programming ExamplePage HP E1312A/E1412A Multimeter Application Information Chapter Command Types Common Command FormatCommand Format Command Abbreviated Commands Implied CommandsSeparator Linking Commands ParametersMultimeter Range and Resolution Tables PLCScpi Command Reference AC Voltage Range versus ResolutionAC Current Range versus Resolution Related Commands INITiate, TRIGger ABORtAborting a Measurement CALCulate Subsystem SyntaxValid Math/Measurement Function Combinations AVERageMAXimum? AVERageAVERage?AVERageCOUNt? AVERageMINimum?DBMREFerence DBREFerenceDBREFerence? DBMREFerence?Parameter Summary Example FUNCtionFUNCtion? Example Query the Calculate Math FunctionLIMitUPPer LIMitLOWerLIMitLOWer? LIMitUPPer?STATe NULLOFFSetNULLOFFSet? STATe?LFRequency CALibrationCOUNt? CommentsSECureCODE Example Query the Line Frequency SettingLFRequency? Example Enter a New Calibration Security CodeSTRing SECureSTATeSECureSTATe? Example Set the Calibration State to UnsecuredVALue? STRing?VALue Example Query the Calibration MessageZeroauto CALibration? CAL?CONFigure Command SettingDefault Settings for CONFigure Command by Function Function Range ResolutionCURRentAC Example Making AC Current MeasurementsCURRentDC Example Making DC Current MeasurementsResolutionMINMAXDEF selects the frequency function Example Making 4-Wire Ohms Measurements FRESistancePERiod Resolution Minmaxdef Example Making 2-Wire Ohms MeasurementsVOLTageAC Example Making AC Voltage MeasurementsVOLTageDC Example Making DC Voltage MeasurementsVOLTageDCRATio Sense HI and LO inputCONFigure? String ReturnedData POINts?FETCh? Example Transferring Stored Readings to Output BufferINITiate IMMediateExample Placing Multimeter in Wait-For-Trigger State IMPedanceAUTO Example Query the Input Impedance ModeINPut IMPedanceAUTO?MEASure CURRentAC? MEASCURRAC? 1,MAXCURRentDC? MEASCURRDC? .1,MAXFREQuency? FRESistance? MEASFRES? 1500,MAXPERiod? RESistance? VOLTageAC? VOLTageDC? VOLTageDCRATio? Example Making DC Voltage Ratio MeasurementsOUTPut TTLTrgSTATeRST Condition OUTPTTLTn OFF TTLTrgSTATe? Example Route Voltmeter Complete to Trigger LineExample Query Voltmeter Complete Destination READ? Example Transfer Readings Directly to Output BufferSAMPle COUNtRST Condition Sampcoun Example Set the Sample Count Example Query the Sample Count SAMPCOUN?SENSe Zero Auto Offonceon AUTO? Example Query the Measurement Function FunctionCURRentACRANGe CURRentACRANGe?Example Query the AC Current Measurement Range CURRentACRANGeAUTO Example Disable AC Current AutorangingExample Query the AC Current Autorange Mode CURRentACRANGeAUTO?CURRentACRESolution CURRentACRESolution?Example Set an Aperture Time of 16.7ms CURRentDCAPERtureCURRentDCAPERture? Example Query the Aperture TimeCURRentDCNPLC CURRentDCNPLC?Example Query the DC Current Integration Time Example Set the DC Current Range to 3A CURRentDCRANGeCURRentDCRANGe? Example Query the DC Current Measurement RangeCURRentDCRANGeAUTO Example Disable DC Current AutorangingExample Query the DC Current Autorange Mode CURRentDCRANGeAUTO?CURRentDCRESolution CURRentDCRESolution?DETectorBANDwidth FREQuencyAPERture? DETectorBANDwidth?FREQuencyAPERture Example Query the Detector BandwidthExample Set the Voltage Range for Frequency Measurements to FREQuencyVOLTageRANGeFREQuencyVOLTageRANGe? Example Query the Measurement RangeFREQuencyVOLTageRANGeAUTO Example Disable AutorangingExample Query the Autorange Mode FREQuencyVOLTageRANGeAUTO?FRESistanceAPERture FRESistanceAPERture?FRESistanceNPLC FRESistanceNPLC?Example Query the Integration Time FRESistanceRANGe FRESistanceRANGe?FRESistanceRANGeAUTO FRESistanceRANGeAUTO?Example Query the Resolution FRESistanceRESolutionFRESistanceRESolution? RST Condition Fresres 1mΩ 1E-03PERiodAPERture PERiodAPERture?RST Condition 0.1 100ms Example Set the Aperture Time Example Set the Voltage Range for Period Measurements to PERiodVOLTageRANGePERiodVOLTageRANGe? Example Query the Period Voltage RangePERiodVOLTageRANGeAUTO PERiodVOLTageRANGeAUTO?RESistanceAPERture RESistanceAPERture?RESistanceNPLC RESistanceNPLC?RESistanceRANGe RESistanceRANGe?RST Condition Resrang 1kΩ Example Change the Range RESistanceRANGeAUTO RESistanceRANGeAUTO?RESistanceRESolution RESistanceRESolution?Example Change the Resolution VOLTageACRANGe VOLTageACRANGe?Example Disable AC Voltage Autoranging VOLTageACRANGeAUTOVOLTageACRANGeAUTO? VOLTageACRESolution VOLTageACRESolution?RST Condition 1E-04 Example Change the Resolution VOLTageDCAPERture VOLTageDCAPERture?VOLTageDCNPLC VOLTageDCNPLC?VOLTageDCRANGe VOLTageDCRANGe?VOLTageDCRANGeAUTO VOLTageDCRANGeAUTO?VOLTageDCRESolution VOLTageDCRESolution?Example Disable Autozero Example Query the Autozero ModeSTATus PRESetQUEStionableENABle QUEStionableCONDition?QUEStionableENABle? QUEStionableEVENt?SYSTem ERRor?Example Reading the Error Queue VERSion?TRIGger RST Condition Trigcoun Example Set the Trigger CountDELay Example Set the Trigger DelayExample Query the Trigger Count Example Query the Trigger Delay DELay?DELayAUTO Example Disable Automatic Trigger DelayDELayAUTO? Example Query the Trigger Delay ModeRelated Commands INITiate, READ?, MEAS? SOURceExample Set the Sample Source SOURce? Example Query the Trigger SourceIeee 488.2 Common Command Quick Reference Category Command Title DescriptionExample Enable All Error Events ESE and *ESE?ESR? SRE and *SRE? RST does not affectSTB? Scpi Command Quick Reference HP E1412A C-size 6½-Digit MultimetersData 67sMINMAX Zeroauto Offonceon HP E1312A and HP E1412A Multimeter Specifications DC CharacteristicsMeasuring Characteristics 60 Hz 50 HzOperating Characteristics AC Characteristics True RMS ACTrue RMS AC Voltage System Speeds 10 Frequency and Period Characteristics Accuracy Specifications ±% of reading 1Configuration Rates 14/sec Autorange Time General Specifications To Calculate Total Measurement Error Understanding the % of reading ErrorTotal Measurement Error Interpreting Multimeter Specifications Number of Digits and OverrangeAccuracy Configuring for High Accuracy Measurements DC Voltage, DC Current, and Resistance MeasurementsExecution Errors 121Invalid character in number 112Program mnemonic too long113Undefined header 123Numeric overflow221Settings conflict To -168Block data errorsTo -178Expression errors 211Trigger ignored350Too many errors 330Self-test failed440Query Unterminated after indefinite response Cannot achieve requested resolution Cannot use overload as math referenceCal secured Cal signal measurement out of rangeCal signal frequency out of range Invalid secure codeNo cal for this function or range HP E1312A and HP E1412A Multimeter Error Messages Appendix B Measurement Speed and Accuracy Trade-offs Measurement Speed and Accuracy Trade-offs Appendix C HP E1312A/E1412 Special Function Minimize Number Command Response Sessions General Guidelines for Increasing Measurement SpeedAvoid Function Changes Avoid Aperture Changes Set Autozero to Once or OFF Turn Autorange Decrease Aperture Time or NPLCsSetting the Resolution INITFETCH?Index 197 Index 124 Index Index Error, 180 See online help Cycles, 27, 38, 123, 132, 140 Errors 130 Setting resolution, 15, 38 160 Index