Kyoritsu 2434 Manual

Kyoritsu Multimeter 2434

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INSTRUCTIONMANUAL

KEW SNAP

2434

KEW SNAP Series

LEAKAGECURRENTTESTER

KYORITSU ELECTRICAL INSTRUMENTS WORKS, LTD.,

TOKYO, JAPAN

1. SAFETY WARNINGS

This instrument has been designed and tested according to IEC

Publication 61010: Safety Requirements for Electronic Measuring

Apparatus. This instruction manual contains warnings and safety rules

which must be observed by the user to ensure safeoperation of the

instrumentandtoretainitinsafecondition.Therefore,readthroughthese

operatinginstructionsbeforestartingusingtheinstrument.

WARNING

●

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

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

●

Saveandkeepthemanualathand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.

Notfollowingtheaboveinstructionsmaycauseinjury,instrumentdamage

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

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

Understandandfollowallthesafetyinstructionscontainedinthemanual.

Failuretofollowtheinstructionsmaycauseinjury,instrumentdamageand/

or damage toequipmentunder test. Kyoritsuisby nomeans liableforany

damageresultingfromtheinstrumentincontradictiontothiscautionarynote.

Thesymbol

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

torelatedpartsof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.

Refertotheinstructionsinthemanual.



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Earth.

DANGER

●

Never makemeasurementonacircuithavingpotential of 300VACor

greater.

●

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

gasses. Otherwise, the use of the instrument may cause sparking,

whichleadstoanexplosion.

●

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

completelyinsulated.Beespeciallycarefulabout thepossibleshorting

wheretheequipmentundertesthasexposedmetalparts.

●

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.

●



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.

●

Keepyourfingersandhandsbehindthebarrierduringameasurement.

WARNING

●

Never attemptto make anymeasurement, if anyabnormal conditions

arenoted,suchasbrokencase,crackedtestleadsandexposedmetal

parts.

●

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

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

repairorre-calibration.

CAUTION

●

Makesure that the range selector switch is set to an appropriate

positionbeforemakingmeasurement.

●

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

ordewfall.

●

Be sure toset the range 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.

●

Usea dampcloth and detergent forcleaning the instrument. Donot

useabrasivesorsolvents.

●

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

compartmentcoverforbatteryreplacement.

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: Primary 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).

2. FEATURES

●

DigitalclamptesterforACleakagecurrentmeasurement.

●

Least affected by external magnetic field, providing wide measuring

rangefromverysmalltolargecurrents.

●

Designed to safety standardIEC 61010-2-032: measurement CAT.

Ⅲ

,

300Vandpollutiondegree2.

●

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

reachlocations.

●

Providesfilteringfunctiontoremovehighfrequencygeneratedbysuch

equipmentasinverters.

●

Sleepfunctionpreventsunnecessarypowerconsumption.

●

Dynamicrangeof4000countsfullscale.

●

Largeeasy-to-readLCDdisplaywithletterheightof13mm.

●

Transformerjawsfittedwithguardtofurtherimprovesafety.

O: Device which is

not directly

connected to the

mains power supply

3. SPECIFICATIONS

Measuringrangesandaccuracy

Range MeasuringRange Accuracy(Frequencyrange)

400mA 0

〜

399.9mA

2.0%rdg

4dgt

（

50/60Hz

）

3.0%rdg

5dgt

（

〜

400Hz

）

4A 0

〜

3.999A

100A 0

〜

100.0A

Whenmeasuring current which pulse element is superposed,differences of the

indicatedvaluemaybecausedbetweenranges,ifthe peakvalue exceedsthe

measurement range to a large extent.In this case, the reading at the bigger

rangeshouldbetakenasarightvalue.

Sensitive transformer jawsare used forLeakage clampmeter.Becauseof the

characteristics of transformerjaws, which can beopened and closed, it is

impossibletoeliminate theinterferenceof externalmagneticfieldcompletely.If

there aresomething, which generating large magneticfield, at anearbysite,

current valuecan be displayed (





cannot be displayed.)before clampingon

theconductor.Forsuchacase,pleaseusetheinstrumentatalocationfarfrom

thething,whichgeneratingmagneticfield.

Followingarethetypicalthingsgeneratingmagneticfield.

Conductor fed large current, Motor, Equipment which has magnet, Integrating

wattmeter

Measuring method:

 DualIntegration

Display:

  Liquid crystal display with maximum reading of

3999

Low battery warning:

 "BATT"markappearsonthedisplay

Overrange Indication:

 "OL"appearsonthedisplaywhenupperlimitof

measuringrangeisexceeded

Response Time:

 Approx.2seconds

Sample Rate:

 Approx.2.5timespersecond

Location for use

Indooruse,Altitudeupto2000m

Accuracy-insured

 23

℃±

℃

,relativehumidity85%orless

Temperature and

 (withoutcondensation)

Humidity Ranges:



Operating Temperature

 0-40

℃

,relativehumidity85%orless

and Humidity Ranges:

 (withoutcondensation)

Storage Temperature

 -20-60

℃

,relativehumidity85%orless

and Humidity Ranges:

 (withoutcondensation)

Power Source:

 Two1.5VR03(UM-4)batteries

Current Consumption:

 Approx.4mA

Measurement Time:

 Approx.150hours

Sleep Function:

 Automatically powered down in about 10

minutesafterthelastswitchoperation

Safety Standard:

 IEC61010-1,IEC61010-2-032

  measurement CAT.

Ⅲ

300V, pollution degree 2

IEC61326(EMC),EN50581(RoHS)

Overload Protection:

 120Armsmax.for10seconds

Withstand Voltage:

 3470Vrms (50/60Hz) for 5 seconds between

metalpartoftransformerjaws andhousing case

(excepttransformerjawcase)

Insulation Resistance:

 10M

or greaterat1000Vbetween metal part

of transformer jaws and housing case (except

transformerjawcase)

Conductor Size:

 Approx.28mmindiametermax.

Dimensions:

 169(L)

75(W)

40(D)mm

Weight:

  Approx.220gincludingbatteries

Accessories:

 TwoR03(UM-4)batteries

  CarryingcaseModel9097

  Instructionmanual

Optional Accessories:

 Multi-TranModel8008

4. INSTRUMENT LAYOUT

5. PREPARATIONS FOR MEASUREMENT

5-1 Checking Battery Voltage

Set the Range Selector Switch to any position other than the OFF

position. If the marks on the display is clearly visible without "BATT"

mark showing, batteryvoltageis OK.If thedisplayblanks or "BATT"is

indicated, replace the batteries according to section 8: Battery

Replacement.

NOTE

When the instrument is left powered on, the Sleep function

automaticallyshutthepower off;The display blankseven ifthe

RangeSelector Switch is set to a position other than the OFF

positioninthisstate.Topowerontheinstrument,turntheRange

SelectorSwitchorpressanybutton.Ifthedisplaystillblanks,the

batteriesarecompletelyexhausted.Replacethebatteries.

5-2 Checking Switch Setting

Make sure that the Range Selector Switch is set to the appropriate

range.

Alsomakesurethat dataholdfunctionisnotenabled. Ifinappropriate

rangeisselected,desiredmeasurementcannotbemade.

Tr an s fo rm J aw s

Tr ig ge r

Ra ng e S el ec to r Swi t ch

Ha nd Str a p

Di sp l ay

Frequency Selector Button

Data Hold Button

●ＬＣＤ

Low Battery Warning

Frequency Response :

Wide

Frequency Response :

50/60Hz

Data Hold Indication

Unit

Ba rri e r

Barrier is a part providing protection against electrical shock and

ensuring the minimum required air and creepage distances.

Produkt Specifikationer

Mærke:	Kyoritsu
Kategori:	Multimeter
Model:	2434

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