114

Index

—V—	—W—
voltage, 39	waiting for measurement results, 48
protection, 40	warranty, 2
voltage priority, 15	wire
voltage programming, 86	current ratings, 23

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Contents

USER’S Guide Agilent Technologies Model N3280A Component Test DC Source Warranty Information Certification Safety Summary General Safety Symbols Declaration Acoustic Noise Information Printing History Table of Contents External References Types of Scpi CommandsScpi Command Completion Using Device Clear Gpib Capabilities of the DC Source Introduction to Scpi Output Commands Scpi Programming Commands At a Glance Calibration CommandsMeasurement Commands Status Commands Common Commands System CommandsTrigger Commands Voltage Priority Tests Error Number List 103 Ripple and Noise TestsTransient Response Tests Page Safety Considerations Document Orientation Remote Programming Options and AccessoriesDescription Option Description Output Characteristics Voltage Priority Operation Output Characteristic Current Priority Current Priority Operation Measurement Characteristics Start of a Measurement Damage Packaging Material CleaningInspection Additional Items Rack Mounting LocationBench Operation Do not block the fan exhaust at the rear of the unit Power Connections Connect the Power Cord Turn the unit off before connecting any wires Output ConnectionsOutputs 1 Ampacity and Resistance of Stranded Copper Conductors Current RatingsVoltage Drops and Lead Resistance AWG No Maximum Ampacity Resistance at 20 deg. C Free air Coaxial Guard Connections Guard Connections for Test Fixtures Maintaining Stability External Trigger ConnectionsComputer Connections OVP Considerations Switch Setting Address Settings for Power Module Configuration SwitchSwitch Setting Gpib Address Front Panel Description Checkout Procedure ProcedureExplanation Power-On Selftest Errors Selftest Error MessagesRuntime Error Messages Case of TroublePage Gpib References External ReferencesGpib Capabilities of the DC Source Scpi References Types of Scpi Commands Introduction to ScpiConventions Used in This Guide Using Queries Multiple Commands in a MessageIncluding Common Commands Moving Among Subsystems Types of Scpi Messages Message UnitChannel List Parameter Scpi Data Formats Response Data Types Scpi Command CompletionSuffixes and Multipliers Class Suffix Unit Unit with Multiplier Using Device Clear Outputstate ExamplePage Programming the Output Power-on InitializationIntroduction Enabling the Output Output Mode Overvoltage ProtectionOutput Current Triggering Output Changes Oscillation ProtectionOutput Trigger Model Setting the Voltage and Current Trigger Levels Enabling the Output Trigger SystemSelecting the Output Trigger Source Making Measurements Generating Output TriggersAverage Measurements Power Line Cycles Measurement Samples and Time Interval Window Functions Triggered MeasurementsCurrent Ranges Returning All Measurement Data From the Data Buffer Measurement Trigger Model Enabling the Measurement Trigger SystemSelecting the Measurement Trigger Source Output Settling Delay Selecting the Sensing FunctionGenerating Measurement Triggers Pre-trigger and Post-trigger Data Acquisition Pre-trigger and Post-trigger Acquisition Programming the Status Registers DC Source Status Model Bit Configurations of Status Registers Operation Status Group Status Byte Register Questionable Status GroupStandard Event Status Group MSS and RQS Bits Determining the Cause of a Service Interrupt Servicing Operation Status and Questionable Status Events Subsystem Commands Common CommandsProgramming Parameters Scpi Programming Commands At a Glance Subsystem Commands SyntaxSave new cal constants in non-volatile memory Sets the output voltage in voltage priority mode Mode mode, @list DELayFUNCtion Mode mode, @list VOLTage Sets the triggered output voltage in voltage priority mode SRE n Common Commands SyntaxESE n Output Programming Parameters CALibrateCURRentLIMitPOSitive CALibrateCURRentLIMitNEGative Calibration CommandsCALibrateCURRent CALibrateCURRentMEASure CALibrateDATE CALibratePASSwordCALibrateDATA CALibrateLEVel CALibrateSAVE CALibrateSTATeCALibrateVOLTage FETChCURRent? FETChVOLTage? Measurement CommandsFETChARRayCURRent? FETChARRayVOLTage? Query Syntax SENSeCURRentRANGe MEASureARRayCURRent? MEASureARRayVOLTage?MEASureCURRent? MEASureVOLTage? Enter values greater than 0.015A SENSeSWEepOFFSetPOINts SENSeFUNCtionSENSeSWEepNPLCycles Query Syntax SENSeFUNCtion? @channel list SENSeSWEepPOINts SENSeSWEepTINTervalSENSeWINDow OUTPutOSCProtect Output CommandsOUTPut OUTPutPROTectionCLEar SOURceCURRentLIMitIMMediate SOURceCURRentLIMitTRIGgered Default SuffixSOURceCURRentIMMediate SOURceCURRentTRIGgered SOURceCURRentLIMitBWIDth SOURceDELay SOURceDELayMODESOURceCURRentMODE SOURceCURRentLIMitMODE SOURceVOLTageIMMediate SOURceVOLTageTRIGgered SOURceFUNCtionMODESOURceVOLTageALCBWIDth Query Syntax SOURceFUNCMODE? @channel list Query Syntax SOURceVOLTagePROTectionSTATe? @channel list SOURceVOLTageMODESOURceVOLTagePROTectionSTATe NR10 or Bit Configuration of Operation Status Registers Status CommandsSTATusOPERationENABle STATusOPERationEVENt? Command Syntax STATusPRESet Parameters None Examples STATusPRESetParameters Preset Value STATusOPERationNTR STATusOPERationPTR STATusQUEStionableCONDition? STATusQUEStionableENABleQuery Syntax STATusQUEStionableENABle? @channel list STATusQUEStionableNTR STATusQUEStionablePTR System Commands SYSTemERRor?SYSTemVERSion? INITiateNAME Trigger CommandsABORt TRIGgerACQuire TRIGgerTRANsient TRIGgerACQuireSOURceTRIGgerTRANsientSOURce RST Value Parameters Power-On Value Examples Common CommandsCommand Syntax *CLS Parameters None Bit Configuration of Standard Event Status Enable Register Field Information ExampleQuery Syntax *OPT? Returned Parameters Aard Power-on Value RST Settings Bit Configuration of Status Byte Register Query Syntax TST? Returned Parameters NR1 Table A-1. Specifications Table A-2 Supplemental Characteristics Dimensions Output Common ModeSafety Weight Figure A-1. Output Impedance Graphs all outputs Equipment Required Performance & Verification Tests Measurement Techniques Test Setup Electronic LoadProgramming Voltage Programming and Readback Accuracy Program CommandsVoltage Priority Tests Positive Current Limit +CL Action Program Commands Negative Current Limit -CL Current Priority Tests Current Programming and Readback Accuracy Load Effect Tests Voltage Priority, Constant Voltage Load Effect Voltage Priority, +Current Limit Load Effect Voltage Priority, -Current Limit Load Effect Test Source Effect Tests Current Priority Constant Current TestVoltage Priority, Constant Voltage Source Effect Voltage Priority, +Current Limit Source Effect Voltage Priority, -Current Limit Source Effect Current Priority, Constant Current Source Effect Ripple and Noise Tests Voltage Priority Ripple and Noise Voltage Priority, Transient Recovery Time Transient Response TestsCurrent Priority Ripple and Noise Current Priority Transient Recovery Time Figure B-2. Transient Waveform Voltage Priority Performance Test Equipment Form Figure B-3. Transient Waveform Current Priority Performance Test Record Form Performing the Calibration Procedure Enable Calibration Mode 5A Range Current Measurement Calibration Negative Current Limit CalibrationPositive Current Limit Calibration 100 15mA Range Current Measurement Calibration Saving the Calibration Constants101 Table B-3. Gpib Calibration Error Messages Changing the Calibration PasswordCalibration Error Messages Error Meaning Error Number List Table C-1. Error Numbers103 Error Messages 104 Error Messages C 105Page Line Voltage Selection 107Page Rear Panel Pinout Assignments Earlier Version Output ConnectorsMating Connector Part Numbers CHG-2010-J01010-KEPPage Index 111 Index 112 113 Scpi 114 Europe Asia Pacific United States Latin AmericaCanada Australia/New Zealand Japan Manual Updates

Agilent Technologies N3280A manual 114

Models: N3280A

Index

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