P6015A 1000X High Voltage Probe Instruction Manual

1 , , , , TektronixTektronix, ,OR97077 USAF orproductinformation,sales,service,andte chnicalsupport:HInNorthAmerica, , (1) , tektronix ,atitsoption,eitherwillrepairt hedefectiveproductwithoutchargeforpartsa ndlabor, , , , , ,duties,taxes, , )torepairdamageresultingfromattemptsbype rsonnelotherthanTektronixrepresentatives toinstall,repairorservicetheproduct;b)to repairdamageresultingfromimproperuseorco nnectiontoincompatibleequipment;c)torepa iranydamageormalfunctioncausedbytheuseof non-Tektronixsupplies;ord) , ,SPECIAL,INCIDENTAL, of of FiguresFigure1--1 :MaximumInputVoltageDerating(DC+PeakAC) :ZonesAffectedbyCompensationAdjustments 1--18 Figure1--7 :RemovalandReplacementofProbeHead of TablesTable1--1:MaximumInputVoltage1,2, :WarrantedEnvironmentalCharacteristics ]P6015 AInstructionManualvGeneral Safety , Avoid Fire or Personal , , , ,III, ,includingthecommonterminal, , ] in this and Terms on the (s)mayappearontheproduct.

2 CAUTIONR efer to ManualWARNINGHigh VoltageEarth TerminalP6015 AInstructionManualviiService Safety ,removebattery(ifapplicable),anddisconne cttestleadsbeforeremovingprotectivepanel s,soldering, , ConsiderationsThissectionprovidesinforma tionabouttheenvironmentalimpactofthe , srequirementsaccordingtoDirective2002/96 /EConwasteelectricalandelectronicequipme nt(WEEE).Forinformationaboutrecyclingopt ions,checktheSupport/Servicesectionofthe TektronixWebsite( ).RestrictionofHazardousSubstancesThispr oducthasbeenclassifiedasMonitoringandCon trolequipment,andisoutsidethescopeofthe2 002/95 ,cadmium,mercury, InformationP6015 AInstructionManual1-1 OverviewTheP6015 Aisaground-referenced100M , , :theprobebodyandthecompensationbox(seeFi gure1--1).

3 HTheprobebodyhousestheprobetip,head, , :TheP6015 AHigh-VoltageProbeOverviewP6015 AInstructionManual1-3 Readout OptionP6015 Acompensationboxesthatfeaturethereadouto ptionhaveapinprotrudingfromtheBNCconnect or(Figure1--2).SomemodelsofTektronixosci lloscopes(11000 SeriesandDigitalStorageOscilloscopes) :CompensationBoxwithReadoutOptionOvervie w1-4P6015 AInstructionManualStandard AccessoriesTheP6015 :HOption1R:10-ftcableand1000 XreadoutHOption25:25-ftcable,noreadoutHO ption2 :GroundLeadHandleOuterBodyInnerBodyFigur e1-3 ,beginningonpage1--7, DetailBeforeyoumakeanyoscilloscopemeasur ement, GuidelinesTomakehigh-voltagemeasurements withtheP6015 Aprobe,firstconnecttheBNCconnectorofthep robecompensationboxtothemeasurementdevic e(oscilloscope,digitalvoltmeter,etc.)

4 Next, , ,theprobeshouldbeheldbytheplastichandle, behindtheprobeguardring, ,wireloop, , , , ,thedisplayautomaticallycorrectsforthepr obeattenuationfactor.(RefertoOverviewonp age1--1forinformationabouttheP6015 Areadoutoption.)Ifyourinstrumentdoesnotr ecognizethereadoutcorrection, , , ,resultinginovershoot,whilethosethatares taticorgroundedwilldampentheresponse, ,donotallowtheconductor,towhichtheprobei sattached, , Input :MaximumInputVoltage1,2, 30 Minutes<30 Minutes 15 Minutes<15 MinutesTemperatureRange C0to350to3536to5036to50 VRMS4,5,614kV20kV14kV20kVVDC14kV20kV14kV 20kVV(DC+PKAC)28kV40kV28kV40kVV(PeakPuls e)10%DutyCycle28kV40kV28kV40kVV(PeakPuls e)20%DutyCycle25kV36kV25kV36kVV(PeakPuls e)30%DutyCycle23kV33kV23kV33kVV(PeakPuls e)50% , (seethederatingchartinFigure1-5onpage1-1 3).

5 4 RMS=RootMeanSquare=rms=Thesquarerootofth eaverageofthesumofthesquaresoftheinstant aneousvoltageinonecycle= . (fxi)2 n 5 RMS=(1/2 PeakV@25%DF)=(500 Vpk 2)=250 Vrms(DF=DutyFactor)6 RMS=[(Vpk)2(DF)]1/2 InDetailP6015 AInstructionManual1-11 Themaximuminputvoltageof20kV(DC+peakAC)i sderatedatfrequenciesabove460kHz(SeeFigu re1--4onpage1--12).Themaximumpeakpulseof 40kV(whichmustneverexceed20kVrms)isderat edunderthefollowingconditions:HDutycycle sgreaterthan10%ordurationslongerthan100m s(Figure1--5).Dutycycleistheratioofpulse widthtosignalperiod, (2440m).

6 C,70%at35 C,or30%at50 , (DC+peakAC)and , > (100kHzto100 MHz)MaximumInputVoltageMaximumDisplayedV oltage--10 FootCableMaximumInputVoltage@>30 MinutesDurationMaximumDisplayedVoltage-- 25 FootCableFigure1-4:MaximumInputVoltageDe rating(DC+PeakAC)InDetailP6015 AInstructionManual1-1320kV28kV33kV36kV40 kV10%DutyCycle100msontime1sec100ms10ms1m sDurationMaximumVoltage(peak)20%DutyCycl e50msontime30%DutyCycle40msontime100%Dut yCycle100msontime50%DutyCycle30msontimeF igure1-5:PeakPulseDeratingProbe GroundingWhenmakinganymeasurement, ,andiftheequipmentisline-poweredandplugg edintothesameoutletsystemastheoscillosco pe, ,thisindirectrouteaddsinductanceinthesig nalpath,whichcanproduceringingandnoiseon thedisplayedsignal, , ,thenthepointthatthetipisconnectedtoisno tavalidgroundpoint.

7 (Duetothe1000 XattenuationoftheP6015A,youmayhavetoincr easethesensitivityoftheoscilloscopeinord ertoseesmallvoltagedifferentials.) ,suchasamplitude,risetimeortimedelaymeas urements, , ,youcanrunagroundwirefromthecircuitgroun dtotheoscilloscopegroundterminal(ifoneis provided). CompensationShort-FormCompensationProced ureTheshort-formcompensationproceduregiv eninthissectionadjustsforuseoftheprobeon adifferentoscilloscopeinputoratadrastica llydifferenttemperaturethanthatatwhichit wascalibrated(adifferencegreaterthan 15_C). , , , ,oritsequivalent, , :TestEquipmentRequiredforShort-FormAdjus tmentItemMinimumRequirementsRecommendedE xampleApplicationOscilloscopeInputImpeda nce:1M Sensitivity:1mV/divBandwidth: 100 MHzTektronix11402 Awith11A32plug-in,orTektronixTDS460 AlladjustmentsCalibrationGeneratorRiseti me: 10nsRepetitionrate:1 MHzAmplitude.

8 50 VTektronixPG506A1,2 AlladjustmentsBNCMale-to-GRAdapterTektro nixpartnumber017-0064-00 AlladjustmentsBNC50 TerminationTektronixpartnumber011-0049-0 1 Transientresponseadjustment1 Oscilloscopeswithlessthan1 ,becauseofthe1000 Xprobeattenuation, , s/div,andsettheverticaldeflectionto10mV/ div(10V/divwhenusingthereadoutoption). (R9) , (C5) (C1)toflattenthearea200 sMid3200 sMid1100 sMid2 Figure1-6 (C2)toflattenthearea100 (C4)toflattenthearea50 ,MID1,MID2, ,dothisbyinsertinga50 (1V/divwhenusingthereadoutoption). s, (R6) for the tconnectaprobegroundleadtoelevated( hot ) tmeasurevoltagesinexcessoftheprobe , tusetheprobetoscrapethroughinsulation,pr ycompo-nents, , ,suchasfasttransients, Encountered Using the ProbeIfyouexperienceproblemsmakingmeasur ementswiththeprobe, , tusegroundleadsthataretoolong(causingrin ging).

9 HBecauseofprobecharacteristics, :HTheprobeandinstrumentwithwhichitisused musthavebeencalibratedatanambienttempera tureofbetween+20 Cand+30 :WarrantedElectricalCharacteristicsChara cteristicInformationMaximuminputvoltageD C+ (DCpluspeakACratingislimitedtotemperatur esbelow35 C.)Peakpulse40kVa(Neverexceed20kVrms)Dut ycyclederating --100msmaximumdurationat10% (2440m)to30kVat15,000feet(4570m) (RH)derating--Voltagederatedwithincreasi ngtemperatureandrelativehumidity(seeFigu re1--7).Bandwidth(--3dB)Testconditions:T estoscilloscopebandwidthmustbe 100 MHz,Zsource=25 10-ftcable75 MHz25-ftcable25 MHzRise Time210-ftcable (calculatedfrombandwidth)25-ftcable 14ns(calculatedfrombandwidth)DCattenuati on1000:1 3%(Excludingoscilloscopeerror)Testcondit ions:Oscillo-scopeinputresistancemustbe1 M 2%1 Characteristicnotcheckedinmanual2Tr(ns)= .

10 35/BW(MHz)SpecificationsP6015 AInstructionManual1-25 Table1-4:WarrantedEnvironmentalCharacter isticsCharacteristicInformationTemperatu reNonoperating--55_Cto+75_C(--67_Fto+167 _F)OperatingDC+peakACPeakPulse0_Cto+35_C (+32_Fto+95_F)0_Cto+50_C(+32_Fto+122_F)( SeeTable1--1onpage1--10andTime LimitationsSpecificationbelow)HumidityNo noperating/Operating 95%relativehumidityat+50 C(+122 F). ,000m(50,000ft)Operating4,600m(15,000ft) Peakpulsevoltagederatedfrom40kVat8000fee t(2440m)to30kVat15,000feet(4570m).Vibrat ion(random) (nonoperating)500g,halfsine, , 80%95%25 C35 C50 C40kV40kV40kV35kV35kV20kV25kV35kVRelativ eHumidityFigure1-7:HumidityDeratingChart 10M1M100k10k1k100M100 1k 10k 100k 1M 10M 100 MProbeImpedanceFrequencyPhaseAngle0 --10 --20 --30 --40 --50 --60 --70 --80 --90 10 Figure1-8:TypicalInputImpedanceandPhaseS pecificationsP6015 AInst