KYORITSU KEW 2003A Manuel utilisateur

INSTRUCTION MANUAL

KEW SNAP

SERIES

KEW

2003A

DIGITAL CLAMP METER

Contents

1.SafetyWarnings

························································································

2.Features

·····································································································

5

3.Specifications

···························································································

6

4.InstrumentLayout

···················································································

9

5.PreparationforMeasurement

································································

12

6.Measurement

6-1DCCurrentMeasurement

······························································

13

6-2ACCurrentMeasurement

····························································

15

6-3DCVoltageMeasurement

····························································

16

6-4ACVoltageMeasurement

···························································

17

6-5ResistanceMeasurement

······························································

18

6-6ContinuityCheck

··········································································

19

6-7MAXMeasurement

·······································································

20

7.OtherFunctions

7-1SleepFunction

··············································································

21

7-2DataHoldFunction

······································································

22

7-3OUTPUTTerminal

······································································

23

8.BatteryReplacement

············································································

25

9.OptionalAccessories

············································································

26

10.DisposingtheProduct

·········································································

27



1. Safety Warnings

This instrument has been designed, manufactured and tested

according to IEC 61010-1: Safety requirements for Electronic

Measuringapparatus,anddeliveredinthebestconditionafterpassed

theinspection.Thisinstructionmanualcontainswarningsandsafety

procedureswhichhavetobeobservedtoensuresafeoperationofthe

instrumentandmaintainitinasafecondition.Thus,theseoperating

instructionshavetobereadpriortousingtheinstrument.

WARNING

󱾀

Read through and understand instructions contained in this

manualbeforestartingusingtheinstrument.

󱾀

Save and keep the manual handy to enable quick reference

whenevernecessary.

󱾀

Be sure to use the instrument only in its intended applications

andtofollowmeasurementproceduresdescribedinthemanual.

󱾀

Besuretounderstandandfollowallsafetyinstructionscontained

inthemanual.

Failure to follow the above instructions may cause injury,

instrumentdamageand/ordamagetoequipmentundertest



The symbol

 indicated on the instrument means that the user

must refer to related parts in the manual for safe operation of the

instrument.

Besure tocarefully readthe instructionsfollowing each

 symbol

inthismanual.

DANGERisreservedfor conditions and actionsthatare likely

tocauseseriousorfatalinjury.

WARNINGisreserved forconditions andactionsthatcancause

seriousorfatalinjury.

CAUTIONis reserved for conditions and actions that can cause

minorinjuryorinstrumentdamage.

Following symbols are used on the instrument and in the instruction

manual.Attentionshouldbepaidtoeachsymboltoensureyoursafety.

This symbol is marked where the user must refer to the

instruction manual so as not to cause personal injury or

instrumentdamage.



Indicatesaninstrumentwithdoubleorreinforcedinsulation.

Indicates that this instrument can clamp on bare conductors

when measuring a voltage corresponding to the applicable

Measurementcategory,whichismarkednexttothissymbol.



IndicatesAC(AlternatingCurrent).



IndicatesDC(DirectCurrent).

IndicatesACandDC.

DANGER

󱾀

Nevermakemeasurementonacircuitinthefollowingcategories;

Measurementcategory

Ⅳ

(CAT.

Ⅳ

) :overAC/DC600V

Measurementcategory

Ⅲ

(CAT.

Ⅲ

)orlower :overAC750V/DC1000V

󱾀

Do not make measurement when thunder is rumbling. Stop

measurementandtakeofftheinstrumentfromtheobjectundertest.

󱾀

Do not attempt to make measurement in the presence of



flammablegasses,fumes,vaporordust.Otherwise,theuseofthe

instrumentmaycausesparking,whichcanleadtoanexplosion.

󱾀

The transformer jaws are made of metal and their tips are not

insulated.

Where equipment under test has exposed conductive parts, be

especially careful about the hazard of possible shorting. Not

followingthisinstructionmaycandangertotheuser.

󱾀

Neverattempttousetheinstrumentifitssurfaceoryourhandiswet.

󱾀

Do not exceed the maximum allowable input of any

measurementrange.

󱾀

Never open the battery compartment cover when making

measurement.

󱾀

Nevertrytomakemeasurementifanyabnormalconditions,such

asbrokenTransformerjawsorcaseisnoted.

󱾀

Toavoidelectricalshockbytouchingtheequipmentundertestor

itssurroundings,besuretowearinsulatedprotectivegear.

󱾀

The instrument is to be used only in its intended applications

or conditions. Otherwise, safety functions equipped with the

instrument doesn't work, and instrument damage or serious

personalinjurymaybecaused.

WARNING

󱾀

Adhere to local and national safety codes. Individual protective

equipmentmust beused toprevent shockand arcblast injurywhere

hazardousliveconductorsareexposed.

󱾀

Never attempt to make any measurement, if the instrument has any

structuralabnormalitysuchascrackedcaseandexposedmetalpart.

󱾀

Do not turn the Function Selector switch with test leads

connectedtotheinstrument.

󱾀

Do not install substitute parts or make any modification to the

instrument.Returntheinstrumenttoyourdistributorforrepairor

recalibration.

󱾀

Donottrytoreplacethebatteriesifthesurfaceoftheinstrumentiswet.

󱾀

Always switch off the instrument before opening the battery

compartmentcoverforbatteryreplacement.

󱾀

AlwaysbesuretokeepyourfingersandhandsbehindtheSafety

barrier.

(see

⑯

of

4.InstrumentLayout

)Otherwise,usermaybeexposedto

thedangerofelectricalshock.

󱾀

AlwaysattachtheCapontothetipmetalpartswhenusingthetestlead

intheMeasurementCategoryIII.(CAT.III)orhigherenvironments.

When the test leads are connected to the instrument, the lower

category(voltage)eitherofthembelongstoisapplied.



CAUTION

󱾀

Make sure that the Function Selector switch is set to an

appropriatepositionbeforemakingmeasurement.

󱾀

Alwaysmakesuretoinserteachplugofthetestleadsfullyinto

theappropriateterminalontheinstrument.

󱾀

BesuretosettheFunctionSelectorswitchtothe"OFF"position

afteruse.Whentheinstrumentwillnotbeinuseforalongperiod

oftime,placeitinstorageafterremovingthebatteries.

󱾀

Do not expose the instrument to the direct sun, extreme

temperaturesordewfall.

󱾀

Useadamp clothanddetergent forcleaningthe instrument.Do

notuseabrasivesorsolvents.

󱾀

Takesufficient carenot toapplyshocksuchasdrop.Otherwise,

preciselyadjustedTransformerjawswillbedamaged.

󱾀

Be careful not to pinch some foreign substances with the

Transformerjawtips.

󱽾

Measurementcategories(Over-voltagecategories)

To ensure safe operation of measuring instruments, IEC 61010

establishes safety standards for various electrical environments,

categorized as O to CAT IV, and called measurement categories.

Higher-numbered categories correspond to electrical environments

with greater momentary energy, so a measuring instrument

designed for CAT III environments can endure greater momentary

energythanonedesignedforCATII.

O :Circuits which are not directly connected to the mains

powersupply.

CATII :Electrical circuits of equipment connected to an AC

electricaloutletbyapowercord.

CATIII:Primary electrical circuits of the equipment connected

directly to the distribution panel, and feeders from the

distributionpaneltooutlets.

CATIV:The circuitfromthe service droptothe service entrance,

and to the power meter and primary overcurrent

protectiondevice(distributionpanel).

O: Device which is

not directly

connected to the

mains power supply



2. Features

󱾀

Tear-drop-shapedjawsforeaseofuseincrowdedcableareasand

othertightplaces

󱾀

Providesawidemeasuringrangefrom0upto2000A

󱾀

Terminal cover to avoid the use of incorrect use of the input

terminals.

󱾀

MAX measurement function for easy reading of maximum input

overacertainperiodoftime

󱾀

Outputterminalforlongtermcurrentmonitoring

󱾀

Safetydesignthroughoutconformingtothefollowingprovisionsof

IEC61010-1

 Pollutiondegree2,overvoltagecategory

Ⅳ

600V

 Pollutiondegree2,overvoltagecategory

Ⅲ

1000V

󱾀

Dataholdfunctiontoallowforeasyreadingsindimlylitorhard-

to-readlocations.

󱾀

Sleepfeaturetoconservebatterypower.

󱾀

Permitseasycontinuitycheckwithabeeper

󱾀

Providesadynamicrangeof4,000countsfullscale

󱾀

Widefrequencyrangefrom40Hzto1kHz

󱾀

Transformerjawsfittedwillguardtofurtherimprovesafety



3. Specifications

MeasuringRangesandAccuracy(at23

℃

,45to85%RH)

DCCurrent





Range MeasuringRanges Accuracy

400A 0to

399.9A

1.5%rdg

2dgt

2000A 0to

1999A

ACCurrent





Range MeasuringRanges Accuracy

400A 0to399.9A

1.5%rdg

2dgt(50/60Hz)

3.0%rdg

4dgt(40

〜

500Hz)

5.0%rdg

4dgt(500

〜

1kHz)

2000A 0to1000A

1.5%rdg

2dgt(50/60Hz)

3.0%rdg

4dgt(40

〜

500Hz)

5.0%rdg

4dgt(500

〜

1kHz)

1001to1999A

3.0%rdg

2dgt(50/60Hz)

DCVoltage(Inputimpedance:2M

)





Range MeasuringRanges Accuracy

400V 0to

399.9V

1.0%rdg

2dgt

1000V 0to

999V

ACVoltage(Inputimpedance:2M

)





Range MeasuringRanges Accuracy

400V 0to399.9V

1.5%rdg

2dgt(50/60Hz)

750V 0to749V

1.5%rdg

4dgt(40

〜

1kHz)

Resistance(Auto-ranging)

Range MeasuringRanges Accuracy

400

0to399.9

Ω±

1.5%rdg

2dgt

4000

150to3999

Resistance(Fixed)

Range MeasuringRanges Accuracy

400

〜

399.9

1.5%rdg

2dgt(Buzzerbeepsat50

ofless)



OUTPUTVoltage(Outputimpedance:about10k

)

Range

DCOutputVoltages

InputCurrents

Accuracy

DC 400A 0to400.0mV 0to400A

1.5%rdg

3mV

2000A 0to200.0mV 0to2000A

1.5%rdg

3mV

400A 0to400.0mV 0to400A

1.5%rdg

3mV(50/60Hz)

3.0%rdg

3mV(40

〜

500Hz)

5.0%rdg

3mV(500

〜

1kHz)

2000A 0to100.0mV 0to1000A

100.1to200.0mV 1001to2000A

3.0%rdg

3mV(50/60Hz)

*Electromagneticcompatibility(EN61000-4-3)

:RFfieldstrength=<=1V/m,totalaccuracy=specifiedaccuracy

RFfieldstrength=3V/m,totalaccuracy=specifiedaccuracy+1%ofrange

󱾀

OperatingSystem :DualIntegration

󱾀

Display :Liquid crystal display with maximum

countsof4000

󱾀

LowBatteryWarning :"BAIT" symbol is displayed on the digital

display.

󱾀

OverrangeIndication :On each range, when the measured value

exceeds the measuring range, "OL" mark

appearsontheLCD.

󱾀

ResponseTime :Approx.2seconds

󱾀

Samplerate :Approx.2.5timespersecond

󱾀

Locationforuse :Indoor/Outdooruse,Altitudeupto2000m

󱾀

TemperatureandHumidityforGuaranteedAccuracy

 :23

℃

5,relativehumidityupto85%

withoutcondensation

󱾀

OperatingTemperatureandHumidity

 :0to40

℃

,relativehumidityupto85%

withoutcondensation

󱾀

StorageTemperatureandHumidity

 :-20to60

℃

,relativehumidityupto90%

withoutcondensation



󱾀

PowerSource :TwoR6P(DC1.5V)batteriesorequivalent

󱾀

CurrentConsumption :Approx.9mAmax

󱾀

Sleepfunction :Automatically switches to the Sleep mode

inabout10minutesafterthelastswitchor

button operation (current consumption in

theSleepmode:about20

󱾀

SafetyStandard :

IEC61010-1,IEC61010-2-032,IEC61010-2-033,

 IEC61010-031pollutiondegree2

  overvoltageCAT.

Ⅳ

600V

  overvoltageCAT.

Ⅲ

1000V

󱾀

EMC :EN61326-1

 :EN61326-2-2

 :EN55011

󱾀

RoHS :EN50581

󱾀

OverloadProtection :

AC/DCcurrentranges2400AAC/DCfor10sec

 

AC/DCvoltageranges1200VAC/DCfor10sec

 Resistanceranges600VAC/DCfor10sec

󱾀

WithstandVoltage :6720VACfor5seconds

 (between electrical circuit and housing

casesormetalpartsofjaws)

󱾀

InsulationResistanc :10M

orgreaterat1000V

 (between electrical circuit and housing

casesor,metalpartsofjaws)

󱾀

ConductorSize :Approx.55mmdiametermax

󱾀

Dimensions :250(L)

105(W)

49(D)

㎜

󱾀

Weight :Approx530g

󱾀

Accessories :TestleadsM-7107A

…………

1set

 :R6Pbatteries

……………………

2

 :CarryingcaseM-9094

…………

1

 :OutputPlugM-8201

……………

1

 :Instructionmanual

………………

1

󱾀

Accessories :Multi-TranM-8008

 :OutputLeadM-7256

Table des matières

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