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 safeoperation of the
instrumentandtoretainitinsafecondition.Therefore,readthroughthese
operatinginstructionsbeforestartingusingtheinstrument.
#
WARNING
●
Readthrough 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sureto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followingthe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tofollowtheinstructionsmaycauseinjury,instrumentdamageand/
or damage toequipmentunder test. Kyoritsuisby nomeans liableforany
damageresultingfromtheinstrumentincontradictiontothiscautionarynote.
Thesymbol
#
indicatedontheinstrumentmeansthat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 reservedforconditions andactions thatare likely to
causeseriousorfatalinjury.
#
WARNING
is reservedforconditions and actionsthatcancause
seriousorfatalInjury.
#
CAUTION
isreservedforconditionsandactionsthat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 makemeasurementona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especiallycarefulabout thepossible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 tryto make measurement if any abnormal conditions,such as
brokenTransformerjawsorcaseisnoted.
●
Theinstrumentistobeusedonlyinitsintendedapplicationsorconditions.
Otherwise,safetyfunctionsequippedwiththe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
●
Makesure that the range selector switch is set to an appropriate
positionbeforemakingmeasurement.
●
Donotexposethe instrumentto thedirect sun,extremetemperatures
ordewfall.
●
Be sure toset the range selector switch to the "OFF" position after
use.Whentheinstrumentwillnotbe in useforalong periodoftime,
placeitinstorageafterremovingthebatteries.
●
Usea dampcloth and detergent forcleaning the instrument. Donot
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 electricalenvironments, categorized as O toCAT IV, and
calledmeasurementcategories.
Higher-numbered categories correspond to electrical environmentswith 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removehighfrequencygeneratedbysuch
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
（
40
〜
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 (
0
cannot be displayed.)before clampingon
theconductor.Forsuchacase,pleaseusetheinstrumentatalocation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thedisplaywhenupper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
℃±
5
℃
,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
metalpartoftransformerjaws andhousing case
(excepttransformerjawcase)
Insulation Resistance:
 10M
Ω
or greaterat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, batteryvoltageis 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
automaticallyshutthepower off;The display blankseven ifthe
RangeSelector 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thedisplaystillblanks,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 dataholdfunctionisnotenabled. 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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