Instrukcja obsługi Kyoritsu 2434

Kyoritsu multimetr 2434

Przeczytaj poniżej 📖 instrukcję obsługi w języku polskim dla Kyoritsu 2434 (2 stron) w kategorii multimetr. Ta instrukcja była pomocna dla 3 osób i została oceniona przez 2 użytkowników na średnio 4.5 gwiazdek

Pobierz PDF

Strona 1/2

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.

3-phase 3-wire system

(In 4-wire system with neutral,

clamp onto all 4 wires)

Single-phase 2-wire system

(in 3-wire system with neutral,

clamp onto all 3 wires)

Load

6. OPERATING INSTRUCTIONS

DANGER

●

In order to avoid possible shock hazard, never make measurement

oncircuitshavingapotentialof300VACorgreater.

●

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 make measurement with the battery compartment cover

removed.

●

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

CAUTION

●

Take sufficient care to not to apply shock, vibration or excessive

force to the jaw tips.  Otherwise, precisely adjusted Transformer

Jawtipswillbedamaged.

●

When a foreign substance is stuck in the jaw tips or they cannot

properlyengage,thetransformerjawsdonotfullyclose.Insucha

case,donotreleasethejawtriggerabruptlyorattempttoclosethe

transformer jaws by applying external force.  Make sure that the

jaws close by themselves after removing the foreign substance or

makingthemfreetomove.

●

Themaximumsizeofaconductortobetestedis28mmindiameter.

Accuratemeasurementcannotbemadeonaconductorlargerthan

this,becausethetransformerjawscannotfullyclose.

●

Whenmeasuringlargecurrent,thetransformerjawsmaybuzz.This

hasnoeffectontheinstrument'sperformanceorsafety.

6-1 Leakage Current Measurement



(1)Set the Range Selector Switch to the desired position.  Current to

measureshouldbewithintheselectedmeasuringrange.

(2)Measuringoutofbalanceleakagecurrent(SeeFig.1):

Clampontoallconductorsexceptagroundedwire.Measuredcurrent

valueisshownonthedisplay.

(3)Measuringearthleakagecurrent(SeeFig.2):

Clamponto agroundedwire.Measured currentvalue isshown on the

display.

Fig.1Measuringoutofbalanceleakagecurrent

Fig.2Measuringearthleakagecurrent

6-2 How to Use Frequency Selector Button

Whenhigh frequencies from suchequipment as inverters are present in

the circuit under test, the instrument measures AC current of not only

50Hz or 60Hz of fundamental frequency but also of these high

frequenciesandharmonics.

To eliminate the effect of such high frequency noise and measure AC

currentof50Hzor60Hzfundamentalfrequency,a"high-cut"filtercircuit

in incorporated into the instrument which works when "50/60Hz"

frequencyresponseisselectedwiththeFrequencySelectorButton.Cut-

off frequency of the "high-cut" filter is about 160Hz with attenuation

characteristicofapprox.-24dB/octave.

When the Frequency Selector Button is pressed, "50/60Hz" mark is

shown on the left side of the display.  When the Frequency Selector

Button is pressed again, frequency response is switched to WIDE with

"WIDE"markshownonthedisplay.

OutputcharacteristicareshowninFig.3.

Fig.3KEWSNAP2434FrequencyCharacteristic

Note:

Characteristicof-24dB/octiavemeansthatsignalmagnitudedeclinesto

about one sixteenth of that at the initial frequency when frequency

doubles. KEW SNAP 2434 have the following two settings for the

FrequencySelectorButton.

WIDE(40Hz-):Permits measurement of currents of fundamental

frequencies as well as currents of high frequencies

generatedbysuchequipmentasinverters

50/60Hz(40-approx.160Hz):Filters out high frequency currents and

measurescurrentoffundamentalfrequency

only

100％

50％

20％

10％

5％

5ｋ1ｋ 2ｋ500100 200502010

ー30

ー20

ー10

Attenuation〔dB〕

Frequency〔Hz〕

Percentage

Typical characteristic：

400mA/４A Range

Typical characteristic：

“WIDE”frequency response

Typical characteristic：

“50/60Hz”frequency response

high-cut ﬁlter -24dB/oct

Typical characteristic：

100A Range

Load

Grounded wire

Recently there has been increased use of power through inverters,

switching regulators, etc. When the high frequency noise from such

appliancesleaksorflowsintothegroundthroughcapacitorsnotfiltering

completely, the earth leakage breaker may trip even though there is no

"actual" leakage.  In such a case, the instrument do not give leakage

currentreadingif"50/60Hz"frequencyresponseisselected.

Takecurrentreadingswiththe50/60HzandWIDEfrequencyresponses

respectivelytomakeeffectiveuseoftheFrequencySelectorButton.

6-3LoadCurrentMeasurement

(1)



Set the Range Selector Switch to the desired position.



Current



to

measureshouldbewithintheselectedmeasuringrange.

(2)



Measuringloadcurrent(SeeFig.4):





Press the jaw trigger to open the transformer jaws and close



them

over one conductor only.Measured current value is shown



on the

display.

Fig.4Measuringloadcurrent

7. OTHER FUNCTIONS

7-1 Sleep Function

Thisisafunctiontopreventtheinstrumentfrombeingleftpowered



on

inordertoconservebatterylife.

The instrument automatically enters the Sleep (powered-down) Mode

about10minutesafterthelastswitchoperation.

To exit the Sle ep Mode, p ress th e Dat a Hold o r Freque ncy S elec tor

Button or turn th e Range Sel ector Switc h to O FF, then to any other

position.

HowtoExittheSleepMode:

TurntheRangeSelectorSwitchfrom



OFF



toanotherpositionwith

the Data Hold Butto n p ressed. Th en,



P.OFF



 is show n on the

display.ThisdisablestheSleepfunctionandenablescontinuoususeof

theinstrument.

To ena blet heS leep fu nctio n,t urn the Range Selector Switch ba ckto



OFF



,thentoanyotherposition.

Note:

Thein strum ent con sumess mallamou ntof cu rrent int heSleep M ode.

Whentheinstrumentisnotinuse,makesuretosettheRangeSelector

Switchto



OFF



.

7-2 Date Hold Function

Thisisafunctiontofreezethereadingsonthedisplay.WhentheData

Hol dBut ton is pre ssed onc e, th e current rea ding is held even thoug h

currentundertestvaries."H"markisshownontheupperrightcornerof

thedisplay.

Toexitthedataholdmode,presstheDataHoldButtonagain.

Note:WhentheSleepfunctionworkswhiletheinstrumentisinthedata

holdmode,dataholdiscancelled.

8. BATTERY REPLACEMENT

CAUTION

●

Donotmixnewandoldbatteries.

●

Install batteries in the orientation as shown inside the battery

compartment,observingcorrectpolarity.

●

In order to avoidpossible shock hazard, always set the Range

SelectorSwitchtotheOFFpositionbeforetryingtoreplacethe

batteries

When the battery voltage warning mark "BATT" is shown on the top

left corner of the LCD, replace the batteries.  Note that the display

blanks and"BATT" mark is not shown if the batteriesare completely

exhausted.

(1)SettheRangeSelectorSwitchto"OFF."

(2)Loosenthebattery-compartment-cover-fixingscrewonthelowerback

oftheinstrument.

(3)ReplacethebatterieswithtwonewR03(UM-4)1.5Vbatteries.

(4)Put the battery compartment

cover back in place and tighten

thescrew.

Note:Use alkaline batteries to perform

measuringforlong

9. OPTIONAL ACCESSORIES

Model8008(Multi-Tran)

These models help KEW SNAP 2434 to measure current greater than

1000Aortomakemeasurementonalargebus-barorconductor.

(1)SettheRangeSelectorSwitchto"100A".

(2)As shown, open the jaws and close them over the pickup coil of

Model8008.

(3)ClamponaconductorwithModel8008.

(4)Takethereadingandmultiplyitby10.

Note:Model 8008 cannot be usedfor leakage current measurement. For

detailed specifications, refer to the instruction manual for Model

8008.

Max.ConductorSize

MeasuringRange

CurrentTransformation

Ratio

M-8008

100mmindiameter

〜

1000A 10:1

KEW2434

M- 8 0 0 8

Pick u p Coil

Conductor

Transformer

jaws

Screw Battery

Compartment

Cover

Batteries

92-1509B2-17

DISTRIBUTOR

Kyoritsu reserves the rightsto changespecifications ordesigns

describedinthismanualwithoutnoticeandwithoutobligations.

Load

Specyfikacje produktu

Marka:	Kyoritsu
Kategoria:	multimetr
Model:	2434

Potrzebujesz pomocy?

Jeśli potrzebujesz pomocy z Kyoritsu 2434, zadaj pytanie poniżej, a inni użytkownicy Ci odpowiedzą

Twoje imię*

Twój email*

Napisz tutaj swoje pytanie

Instrukcje multimetr Kyoritsu

Kyoritsu KEW 2510 Instrukcja

30 Września 2024

Kyoritsu KEW 2500 Instrukcja

30 Września 2024

Kyoritsu KEW 2413R Instrukcja

30 Września 2024

Kyoritsu KT 200 Instrukcja

30 Września 2024

Kyoritsu 2431 Instrukcja

30 Września 2024

Kyoritsu 2434 Instrukcja

30 Września 2024

Kyoritsu KEW Snap 2433 Instrukcja

30 Września 2024

Kyoritsu KEW 2300R Instrukcja

29 Września 2024

Kyoritsu 1009 Instrukcja

27 Września 2024

Kyoritsu KEW2046R Instrukcja

20 Września 2024

Instrukcje multimetr

Najnowsze instrukcje dla multimetr

Voltcraft PMM 3005-20 Instrukcja

9 Października 2024

Bearware 306998 Instrukcja

9 Października 2024

Bearware 307001 Instrukcja

9 Października 2024

Fluke 283 FC Instrukcja

9 Października 2024

Noyafa NF-5330C Instrukcja

9 Października 2024

Noyafa NF-5310B Instrukcja

9 Października 2024

Emos M3216 Instrukcja

8 Października 2024

Uni-T UT121B Instrukcja

7 Października 2024

Maxwell MX-25103 Instrukcja

6 Października 2024

Velleman DVM840 Instrukcja

5 Października 2024