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Agilent Technologies 5750A, 5752A, 5744A, 5743A, 5748A, 5741A, 5746A, 5751A Series N5700 User’s Guide

Models: 5751A 5744A 5743A 5750A 5749A 5752A 5747A 5742A 5748A 5741A 5745A 5746A

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Programming Examples 6

' Set the over voltage level

.WriteString "VOLT:PROT:LEV " & Str$(overVoltSetting)

' Turn on over current protection

.WriteString "CURR:PROT:STAT " & Str$(overCurrOn)

' Set the current level

.WriteString "CURR " & Str$(CurrSetting)

'Turn the output on

.WriteString "OUTP ON"

'Make sure that the output is on before continuing

.WriteString "*OPC?"

.ReadString

'Measure the voltage

.WriteString "Meas:Volt?" measVolt = .ReadNumber

MsgBox "Measured Voltage is " & Str$(measVolt)

'Check instrument for any errors

.WriteString "Syst:err?" ErrString = .ReadString

'give message if there is an error If Val(ErrString) Then

MsgBox "Error in instrument!" & vbCrLf & ErrString End If

End With

End Sub

Series N5700 User’s Guide

83

Image 83

Agilent Technologies 5750A, 5752A, 5744A, 5743A, 5748A, 5741A, 5746A, 5751A, 5742A, 5745A, 5747A, 5749A Series N5700 User’s Guide

Contents

User’s Guide Agilent Technologies, Inc Legal NoticesOn supply Off supply Safety NoticesFrame or chassis terminal This Book Contents 124 113116 118Quick Reference System Features Agilent N5700 DC Power Supplies At a GlanceOutput Features Model Voltage Current Range Programmable FunctionsModel Ratings Front Panel At a Glance Fine indicator LAN indicatorOCP indicator Limit indicatorRear Panel At a Glance Remote sense + Local sense + Not used J2 Sense ConnectorSW1 Setup Switch Enable/Disable controlJ1 Analog Programming Connector Installation Items Supplied AccessoriesGeneral Information ModelsEnvironment Installing the UnitSafety Considerations Inspecting the UnitThan 6 mm into the sides of the unit Rack InstallationCleaning Input Connections for 1500W units Connecting the Line CordPower cord, resulting in fire Input Connections for 750W unitsInstallation For 5 a For 10 a For 20A For 50A For 150A Wire SizeTightened Shorted, whichever is greaterCross Section Resistance Output voltage of the power supplyLoad Connections for 6V to 60V Models Prevent loosening the connections or bending the bus-barsTorque Wire SizeLoad Connections for 80V to 600V Models 10 mm 0.39Output Voltage Sensing Load wiresPlug Type Local SensingRemote Sensing Multiple Loads Load ConsiderationsInductive Loads Output Noise and Impedance EffectsLocal Sensing Parallel ConnectionsGrounding the Output Connected in parallelRemote Sensing Setting up the Master UnitSetting up the Slave Units Connected in series Setting the Over-Voltage ProtectionSetting the Over-Current Protection Series ConnectionsSeparated and floated from each other Local Sensing Remote SensingExtraction tool J1 Connector ConnectionsVoltage of the power supply Mating PlugOperating the Power Supply Locally Constant Voltage Check On check-out procedureTurn-On Check-Out Before Check-OutOCP Check UVL CheckConstant Current Check Normal Operation Constant Voltage ModeConstant Current Mode Limit the sink current to less than 10mA CV/CC Mode CrossoverCV/CC Signal Over-Voltage ProtectionOver-Current Protection Under-Voltage LimitSYSTCOMMRLST, it cannot be unlocked from the front panel Over-Temperature ProtectionPower-Fail Protection Front Panel Lock-OutOutput Shut-Off Terminals Output On/Off ControlsOUT on button Safe-Start and Auto-RestartSW1 switch ENA+/ENA- pins Output Display Prot Indicator Enable/Disable TerminalsSW1 switch SO Signal Level Output Display Sense terminal, as it may damage the unit Power Supply OK SignalAnalog Programming of Output Voltage and Current Daisy-Chained Output Shut-downVoltage Programming of Output Voltage and Current Analog Programming Control TerminalsCurrent Programming SW1 switch Voltage ProgrammingDown default Resistance Programming of Output Voltage and CurrentExternal Monitoring of Output Voltage and Current Down default J1 pin Voltage Monitor Current MonitorPage Automation-Ready CD-ROM included with this product Operating the Power Supply RemotelyAutomation-Ready CD-ROM that is shipped with your product Connecting to the InterfacesGpib Interface Visa address is USB023912055serialnumber0INSTR USB InterfaceLAN Interface An example of a hostname Connecting to a Site LANInstrument Connecting to a Private LANPrevious settings CAT5 Crossover CableEthernet Connection Monitoring Using the Web ServerLAN Communication Using Sockets Using TelnetConfiguring the LAN Parameters By the subnet mask setting Factory-shipped non-volatile LAN settings Using the Setup UtilityFactory-shipped LAN Settings Series N5700 User’s Guide Syntax Scpi Commands an IntroductionMultiple Commands in a Message Message Unit Commands from Different SubsystemsQueries Common CommandsCommand Terminators Response Data Types Parameter TypesNumeric Parameters Suffixes and MultipliersSubsystem is in the Initiated state Scpi Command CompletionDevice Clear Language Reference Scpi Command Description Scpi Command SummarySubsystem Commands Command Description Common CommandsCommands will generate an error Calibration CommandsCALibrateSTATe Onoff ,password CALibrateSTATe? Measure CommandsOUTPutSTATe Onoff OUTPutSTATe? Output CommandsModel V rating Source CommandsMin. low limit Max. low limit WTG Generation Status CommandsBit Name Bit PositionBit Value 1024 2561024 512 STATusQUEStionableEVENt?CLS 128 Bit Position Bit ValueESB = Event status byte summary MAV = Message available SRE SRE?SYSTemCOMMunicateTCPipCONTrol? System CommandsTST? ABORt Trigger CommandsPage Microsoft Excel Microsoft Visual BasicMicrosoft Visual C++ Output Programming Example Series N5700 User’s Guide Trigger Programming Example Series N5700 User’s Guide Page Appendix a Specifications Agilent Models N5741A N5752A and N5761A N5772A Performance SpecificationsOver-voltage Protection Supplemental CharacteristicsProgramming Resolution Measurement Resolution Remote Sense CompensationEnvironmental Conditions Series and Parallel CapabilitySavable states Interface Capabilities43.6mm Outline DiagramPage Limits and does not need to be re-calibrated Appendix B Verification and CalibrationCalibration VerificationEquipment Required PerformanceCurrent-Monitoring Resistor Power SupplyMeasurement Techniques Electronic LoadModel you are checking Constant Voltage TestsVoltage Programming and Readback Accuracy CV Load EffectCV Noise CV Source EffectTransient Recovery Time CC Load Effect Current Programming and Readback AccuracyCC Source Effect Test Record Form Agilent N5741A and N5761A Agilent N5742A and N5762A Report No Date Description Test Record Form Agilent N5742A and N5762AAgilent N5743A and N5763A Report No Date Description Test Record Form Agilent N5743A and N5763AAgilent N5744A and N5764A Report No Date Description Test Record Form Agilent N5744A and N5764AAgilent N5745A and N5765A Report No Date Description Test Record Form Agilent N5745A and N5765AAgilent N5746A and N5766A Report No Date Description Test Record Form Agilent N5746A and N5766AAgilent N5747A and N5767A Report No Date Description Test Record Form Agilent N5747A and N5767AAgilent N5748A and N5768A Report No Date Description Test Record Form Agilent N5748A and N5768AAgilent N5749A and N5769A Report No Date Description Test Record Form Agilent N5749A and N5769AAgilent N5750A and N5770A Report No Date Description Test Record Form Agilent N5750A and N5770AUse fixed resistor instead of load modules Test Record Form Agilent N5751A and N5771AAgilent N5751A and N5771A Report No Date Description Agilent N5752A and N5772A Report No Date Description Test Record Form Agilent N5752A and N5772AViattrtmovalue in the ViSetAttribute function Calibration ProcedureCalibration Voltage Programming and Measurement CalibrationCurrent Programming and Measurement Calibration Appendix C Service Trouble-shooting guide Types of Service AvailableOperating Checklist Turn-on check out procedureDoes the AC source voltage sag when a load is applied? Symptom CheckError Error MessagesDisplaying the Scpi error queue Error ListCommand header error Command errorSyntax error Data type errorCommand Errors Query Unterminated Execution ErrorsQuery Error Query InterruptedPage Result in unpredictable instrument behavior Appendix D CompatibilityDifferences Differences In GeneralCompatibility Command Compatibility Command SummaryDescription Similar Scpi Command MEASVOLT? Index Index Initiate commandsOver-voltage protection Specifications130 Series N5700 User’s Guide Conforms with the following product standards SafetyManufacturer’s AddressManual Updates