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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

 2 3

℃±

℃

,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.

Transform Jaws

Trigger

Range Selector Switch

Hand Strap

Display

Frequency Selector Button

Data Hold Button

●ＬＣＤ

Low Battery Warning

Frequency Response :

Wide

Frequency Response :

50/60Hz

Data Hold Indication

Unit

Barrier

Barrier is a part providing protection against electrical shock and

ensuring the minimum required air and creepage distances.

Produktspecifikationer

Varumärke:	Kyoritsu
Kategori:	Multimeter
Modell:	2434

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