KYORITSU 8113 User manual

INSTRUCTIONMANUAL
MODEL8113
KEWSNAP SERIES
KYORITSUELECTRICALINSTRUMENTSWORKS,LTD., TOKYO,JAPAN
AC/DCCLAMPADAPTOR

Page
1.Features................................................................................. 1
2.Specifications......................................................................... 2
3.SafetyNotes.......................................................................... 4
4.InstrumentLayout.................................................................. 6
5.MeasuringMethod................................................................. 7
5-1.Preparation..................................................................... 7
5-2.Measurements................................................................ 7
5-2-1.DCCurrentMeasurements.......................................... 7
5-2-2.ACCurrentMeasurements......................................... 9
5-2-3.OtherApplications......................................................10
6.BatteryReplacement............................................................ 10
7.OptionalAccessories............................................................ 11
7-1.Model8021KEWENERGIZER.................................... 11
7-2.Model8008MULTI-TRAN.............................................12
Contents

●Model8113isaclamp-onAC/DCcurrent/voltageconverter
thatpermitsAC/DCcurrentmeasurementsfrom1mAto
200Ainconjunctionwithavoltmeterhaving0.1mV
resolution.
●Ithas5A,50Aand200AAC/DCmeasuringranges.Output
voltageis500mVfullscalefor5/50Arangesand200mVfor
200Arange.Forcurrentmeasurements,selecta200mV
multimeter(3-1/2digitdigitalreadout)rangeand1mAwillbe
indicatedas0.1mVand199.9Aas199.9mVfortheclamp
adaptor5Aand200Arangesrespectively.Therefore,Model
8113allowsyoutomakeawiderangeofcurrent
measurementsfromverylowcurrentequipmenttohigh
currentswitchbox.
●InconjunctionwithatrueRMSmultimeter,itisalsopossible
tomeasurearectifiedcurrentorevenAConDCcurrents.
●DCcoupled,inputwaveformappearsattheoutputjack
withoutdistortion.Thiswillpermitwaveformobservationon
theoscilloscope.
●AwidefrequencyrangeofDCto1kHz.
●Operatesontwo1.5VSUM-3batteriesorequivalentonly.
●HousingcaseismadeofULlistedfireretardantplastic
material.
―1―
1.Features

―2―
2.Specifications
Accuracy:
OutputVoltage:
（Aboveaccuraciesarespecifiedfor＋ 18℃ to＋ 23℃ at＜ 80%
relativehumidity)
Operating
Temperature
&Humidity: −10℃−＋50℃ at＜85%relativehumidity
Storage
Temperature
&Humidity: −20℃−＋ 60℃ at＜75%relativehumidity
Load
Resistance: ＞1kΩ
PowerSupply: 2×1.5VSUM-3batteryorequivalent
DCCurrent
ACCurrent
MeasuringRanges
0− 5ADC
0− 50ADC
0−200ADC
0− 5AAC
0− 50AAC
0−200AAC
Output
0−500.0mVDC(100mV/A)
0−500.0mVDC(10mV/A)
0−200.0mVDC(1mV/A)
0−500.0mVAC(100mV/A)
0−500.0mVAC(10mV/A)
0−200.0mVAC(1mV/A)
DCCurrent
ACCurrent
MeasuringRanges
0− 5ADC
0− 50ADC
0−150ADC
150−200ADC
0− 5AAC
0− 50AAC
0−150AAC
150−200ADC
Accuracy
±(1.5%rdg+5mA)
±(1.0%rdg+0.02A)
±(1.5%rdg+0.2A)
±3.0%rdg
±(2.0%rdg+5mA)DC-1kHz
±(1.5%rdg+0.04A)DC-1kHz
±(2.0%rdg+0.5A)DC-1kHz
±3.5%rdgDC-1kHz

―3―
LowBattery
Warning: Powerindicationlampflashesatalonger
intervalwhenbatteriesbecomeexhausted
andfinallystopsflashingatapprox.2.2V.
Current
Consumption: Approx.10mA
BatteryLife: 90hoursoncontinuoususe(formanganese
batteries)
Overload
Protection: ＜500AAC,DC
Withstand
Voltage: 1000VACforoneminutebetweenelectrical
circuitandhousingcaseormetalsectionof
transformerjaws.
Insulation
Resistance: ＞10MΩ at1000Vbetweenelectricalcircuit
andhousingcaseormetalsectionof
transformerjaws.
Conductor
Size: ＜approx.19mm
Dimensions: 180(L)×536(w)×31.4(D)mm
Weight: Approx.170g.(batteriesincluded)
Accessories: (included)
OutputcordModel7061,2×1.5VSUM-3(R-
6)batteryorequivalent,carryingcase,
instructionmanual
(optional)
KEWEnergizerModel8021
KEWMultitransModel8004&8008

―4―
Thisinstructionmanualcontainswarningsandsafetyrulesthat
mustbe observedby theuser toensure safeoperation ofthe
instrumentandretainitinsafecondition.
Therefore,readtheseoperatinginstructionsthoroughly and
completelybeforeusingtheinstrument.
Payparticular attentionto allWARNINGS and CAUTIONS in
thisinstructionmanual.
WARNING indicates warning to avoid an electrical shock and
CAUTION indicatescautionstoavoiddamagetotheinstrument
andmakeaccuratemeasurements.
WARNINGS
1.Iftheinstrumentshowsthefollowingconditions,donottryto
makemeasurementsandhavetheinstrumentcheckedfor
inspectionorrepair.
Instrumentshowsvisualdamage.
Testleadsaredamaged.
Instrumentcannotbeoperatedforintendedmeasurements.
Instrumenthasbeenstoredforlongperiodoftime
underabnormalconditions.
Instrumenthasbeensubjectedtosevereshocksand
vibrations.
2.Thetransformerjawsaremadeofmetalandtheirtipsarenot
insulated.
Beespeciallycarefulaboutthehazardofpossibleshorting
wheretheequipmentundertesthasexposedmetalparts.
3.Donotmakemeasurementsinanexplosiveatmosphere
(i.e.inthepresenceofflammablegassesorfumes,vaperor
dust)
4.Nevergroundyourselfwhenconductingelectricaltests.Do
nottouchexposedmetalpipes,outlets,fixtures,etc,which
3.SafetyNotes

―5―
mightbeatgroundpotential.Keepyourbodyisolatedfrom
groundbyusingdryclothing,rubbershoes,rubbermats,or
anyapprovedinsulatingmaterial.
5.DONOTmakebatteryreplacementwithpowerswitchsetto
ONpositionandtestleadsconnectedtoinstrument.
6.DONOTuseModel8113onacircuitwithavoltageofhigher
than600VAC.
7.DONOTexposeittothedirectsun,extremesoftemperature
andhumidityordewfall.
CAUTIONS
1.Whennotinuseforalongperiodoftime,placethe
instrumentinstorageafterremovingthebatteriesfromit.
2.Nevermakemeasurementsiftheinstrument,thetestleadsor
yourhandiswet.
3.Calibrationandrepairofanyinstrumentshouldonlybe
performedbyqualifiedandtrainedservicetechnicians.
4.Donotinstallsubstitutepartsorperformanyunauthorized
modificationoftheinstrument.ReturntheunittoKyoritsuor
yourdistributerforrepair.
5.Useadampclothanddetergentforcleaningthecaseofthe
ontheinstrument.Donotuseabrasivesorsolvents.
6.AlwayssettheRangeSelectorSwitchtotheOFFposition
afteruse.
7.Theinstrumentmustbeusedbyacompetent,trainedperson
andoperatedinstrictaccordancewiththeinstructions.
Kyoritsuwillnotacceptliabilityforanydamageorinjury
causedbymisuseornoncompliancewiththeinstructionsor
safetyprocedures.Itisessentialtoreadandunderstandthe
safetyrulescontainedintheinstructions.Theymustbe
observedwhenusingtheinstrument.

―6―
4.InstrumentLayout
1 TransformerJaws
Pickupcurrentflowingthroughtheconductor.
2 JawTrigger
Operatesthetransformerjaws.Presstoopenthejaws.
3DCZeroAdj.Knob
ZeroadjustsonDCcurrentranges.
4PowerSwitch
Turnspoweronandoff.
5RangeSelectorSwitch
Selects2A,20Aor200Arangeposition.
6BatteryIndicator
LEDstartsflashingwhenthepowerswitchisturnedon.It
flashesatalongerintervalwhenthebatteryvoltagebecomes
exhaustedandfinallystopsflashingatapprox.2.2V.Also,
servesasapoweronandlowbatteryindicator.
7OutputTerminals
Outputvoltageproportionaltoinputcurrentisavailablefrom
theseterminals.
8HandStrap
Preventstheinstrumentfromslippingoffthehandduringuse.

―7――7―
BEFOREUSINGTHEADAPTOR,READTHESAFETY
NOTESCAREFULLYANDTHOROUGHLY.
5-1.Preparation
(1)Removethebatterycompartmentcoverandinstallthe
batteries.Refertosection6forbatteryreplacement.
(2)ADCvoltmeterorACvoltmeterisrequiredforDCorAC
currentmeasurement.Connecttheoutputcordstotheinput
terminalsofthevoltmeter.IncaseofDCcurrent
measurements,alwaysinserttheredbananaplugintothe
plus(＋)terminalandtheblackbananaplugintothe
minus(−)terminalofanymultimeterwithaninputimpedance
ofatleast1kΩ asshowninFig.1.
5-2Measurements
Notes: ● Themaximumdiameterofaconductorunder
testis19mm.
Donotclampontoaconductorlargerthanthis
size.Accuratemeasurementscannotbemade
wherethe8113isclampedontoalarger
conductorwithitstransformerjawsnotfully
closed.
●Toobtainmaximumaccuracy,thetransformer
jawsarepreciselyadjusted.Exerciseextreme
caretoavoidshock,vibrationorexcessive
forcewhenusingtheclampadaptor.
5-2-1DCCurrentMeasurements(2A,20A&200Aranges)
(1)WiththepowerswitchsettoONposition,selectthedesiredrange.
5.MeasuringMethod

―8――8―
(2)RefertoTable1foroutputvoltageagainstinput.Setthe
multimetertotheappropriaterange.Whenusingadigital
multimeter(3-1/2digit),selectthe200mVDCor2VDCrange.
Table1
Note: Measurementscanbemadeupto5Aatthe2Arange
positionandupto50Aatthe20Arangeposition.
(3)Beforemakingmeasurements，adjustDCA0Adj.control
knobtozerooutput.Foraccuratemeasurements,itisa
recommendedpracticetomakethiszeroadjustmentfor
everymeasurement.Itisalsonecessarytomakethezero
adjustmentaftereveryrangechangingasitmaycausethe
instrumenttobeoffzero.
(4)Pressthetriggertoopenthetransformerjawsandclamponto
oneconductoronly.Sincethecurrentmeasuredwillbedisplayed
asvoltage,readitinamperesaccordingtoeachrange.Forexample,
takethereadingasfollowsusinga3-2/1digitdigitalmultimeter.
Table2
Note: Thedisplaymayslightlyflickeronthe2Arangebecause
ofhighsensitivitywhenthe200mVrangeisused.
RangeSwitch
Position
2ADC
20ADC
200ADC
OutputVoltage
0−500.0mV(100mV/A)against0−5ADCinput
0−500.0mV(10mV/A)against0−50ADCinput
0−200.0mV(1mV/A)against0−200ADCinput
RangeSwitch
Position
2A
20A
200A
DigitalTesterReadings
200mVRange
50.0mV
100.0mV
−
50.0mV
100.0mV
−
50.0mV
100.0mV
2VRange
0.050V
0.100V
0.500V
0.050V
0.100V
0.500V
0.050V
0.100V
0.50A
1.00A
5.00A
5.0A
10.0A
50.0A
50A
100A
Currents
measured

―9――9―
(5)IncaseofDCcurrentmeasurement,outputispositivewhen
thecurrentflowsfromtheupsidetotheundersideofthe
clampadaptorasshowninFig.2.
5-2-2ACcurrentmeasurements(2A,20A&200Aranges)
Note: ForACcurrentmeasurements,inputwaveformwillbe
availableattheoutputjack,DCcoupledandwithout
distortion.Therefore,trueRMSmeasurements
wouldbepossibleusingatrueRMSreadingAC
Voltmeter.Incaseofnon-sinusoidalinputcurrent,
thereadingmaynotbeaccuratewhenthe8113is
connectedtoanaveragerespondingACvoltmeter
calibratedinRMSofasinewave.
(1)WiththepowerswitchsettoONposition,selectthedesired
range.
(2)RefertoTable3foroutputvoltageagainstinputcurrent.
Table3
Note: Measurementscanbemadeupto5Aatthe2Arange
positionandupto50Aatthe20Arangeposition.
(3)Pressthetriggertoopenthetransformerjawsandclamp
andontooneconductoronly.Thecurrentmeasuredwillbe
displayedasvoltage.Takethereadinginamperesby
referringtoTable2forvoltage/currentconversion.
RangeSwitch
Position
2A
20A
200A
OutputVoltage
0−500.0mVagainst0−5AAC(100mV/A)
0−500.0mVagainst0−50AAC(10mV/A)
0−200.0mVagainst0−200AAC(1mV/A)

―10―
WhenthebatteryindicatorLEDblinksatalongerintervaland
finallystopsblinking,replacethebatteryasindicatedbelow.
CAUTION:Donotreplacethebatterywhilemeasuring.
(1)RemovethetestleadfromtheinstrumentandsetthePower
switchtotheoffposition.
(2)Loosenthescrewsofthebatterycompartmentcoveratthe
backofhousing.Andthenslideandremovethebattery
compartmentcover.
Note: Donotloosenthe
screwscompletely
totheendinorder
toavoidlosingthem.
(3)Replacethebatterywith
newone.
(4)Pushthebattery
compartmentcoverand
fastenthescrewsfirmly.
NOTE: TOMEETVARIOUSAPPLICATIONNEEDS,THE8113
ISDESIGNEDTOBEHIGHLYSENSITIVEONTHE2A
RANGE,RESULTINGINRESIDUALOUTPUTNOISE
EQUIVALENTTO±2mVAPPROX.HOWEVER,THIS
DOESNOTINDICATEANYFAULTYCONDITION.IN
CASEOFDCCURRENT,EARTHMAGNETISM
AFFECTSMEASUREMENTS.THEREFORE,THE
READINGWILLSLIGHTLYVARYDEPENDINGONTHE
ORIENTATIONOFTHE8113INUSE.TOMAKE
PRECISEMEASUREMENT,ITISARECOMMENDED
PROCEDURETOZEROADJUSTTHE8113EVERY
TIMEITSORIENTATIONISCHANGED.
5-2-3Otherapplications
DCcoupledandwithoutdistortioninputwaveformappears
ontheoutputterminaloftheinstrument.Thiswillpermit
currentwaveformobservationontheoscilloscope.When
connectedtoarecorder,itwillalsoallowforacontinuous
recordingofinputcurrent.Asacurrentsensor,the8113may
alsopermitawiderangeofotherapplications.
6.BatteryReplacement

―11―
7-1Model8021KEWENERGIZER
Model8021ENERGIZERpermitsModel8113tomakeAC
currentandvoltagemeasurementsofhouseholdelectrical
applianceswhicharenormallyfurnishedwithtwin
conductorlinecordsandplugsforhouseholdpoweroutlets.
Incorporatedintothisenergizerisacoiltomultiplythe
currentby1,5and10andavoltagecheckterminal.
7.OptionalAccessories
(1)Asshownbelow,Model8113clamped
onto1XpositionoftheENERGIZER
istomeasurecurrentflowingthrougha
twinconductorlinecord(upto10AAC)
(Fig.4).
(2)Tomeasurealowcurrentmore
accurately,clamponto5Xor10X
position.Dividethereadingby5or10to
obtainatruecurrentvalue.

―12―
7-2Model8008MULTI-TRAN
Model8008MULTI-TRANisdesignedtomeasureACcurrent
higherthan200Aorlargebus-bars(upto150×100mm)and
conductors(upto100mmdiameter).
(1)AsshowninFig.5,openthe
transformerjawsofModel
8113andclosethemover
thepickupcoilofModel8008
MULTI-TRANtomeasureup
to2000AAC.
(2)Sincetheinputtooutput
ratiois10to1,multiplythe
outputby10andtakethe
currentreading(Fig.5).
Model8004MULTI-TRANis
alsoavailableforACcurrent
measurementsupto1000Aon
aconductorofmax.55mm
diameter.
Note: Model8004and8008
arenotdesignedfor
DCcurrent
measurements.

Kyoritsu reservestherighttochangespecificationsordesigns
describedinthismanualwithoutnoticeandwithoutobligations.

DISTRIBUTOR
PrintedinJapan92 ― 1152A