Használati útmutató Extech MA440

Extech multiméter MA440

Olvassa el alább 📖 a magyar nyelvű használati útmutatót Extech MA440 (21 oldal) a multiméter kategóriában. Ezt az útmutatót 6 ember találta hasznosnak és 2 felhasználó értékelte átlagosan 4.5 csillagra

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Oldal 1/21

USERMANUAL

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ModelMA440400A DMMACClampMeter

ModelMA443TrueRMS400ACClampMeter DMM

ModelMA445TrueRMS400AAC/DCClampMeterDMM

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  

MA44x 8/16‐en‐GB_V1.0 

Introduction

Thank you forselectingthe Extech EX44x 400A  Series ClampMeter.

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The MA440 is a 400AACClampmeterwith a total of  9 functions.



The that MA443 is a 400A True RMSACClampmeter offers10functionsincludingTRMSAC

measurementsandType K Thermocouple

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The MA445 isa AC/DC True TRMS400A  RMSClampmeterwith11functionsincludingDCCurrent, 

ACmeasurements, and Type K Thermocouple.

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TheMA44x 4000seriesarehand‐held, countclampmeters. seriesThismeter measures AC/DC

voltage,ACcurrent,DCcurrent (MA445), continuity, resistance,diode, capacitance,temperature

(MA443 MA445),and frequency,anddutycycle.Inaddition,thesemetersofferDisplayhold,MIN‐

MAX(MA443 MA445), Relativeand  mode,NCV(non‐contactvoltage detection), andautomatic

powerOFF.

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Inadditionto (Quickthe themeter, packagingincludesInstructionaldocumentation Start),Test

Leads, ‐K typetemperatureprobe(MA443 MA445),and batteries,and a pouch.



This tested calibrated reliabledeviceisshippedfully and and,withproperuse,willprovideyearsof 

service. forPleasevisitour  website (www.extech.com) tocheck thelatestversionofthisUser

Guide,ProductUpdates, CustomerProductRegistration,and Support.

Safety

Toensurethe thesafeoperationandserviceof meter,followtheseinstructionsclosely.Failuretoobserve

warningscanresultinseverepersonalinjuryordeath.

TheseinstrumentsaredesignedandproducedinstrictaccordancewithIEC/EN61010‐1,IEC/EN61010‐ ‐ 2 032,

and andIEC/EN61010‐ ‐2 033,safetystandards, comply       with the safety standard for double insulation,

overvoltageCATIII600Vandpollutionlevel2.Pleaseobserve     all operational and safety instructions

otherwisetheprotection provided byinstrumentmaybecompromised.

These standardinstrumentsconformtoUL 61010‐1, 61010 032, 61010 033; ‐ ‐2 ‐ ‐2theseinstrumentsare

certifiedtoCSA no.standardC22.2 61010‐1, 61010 032, 61010IECstandard ‐ ‐2andIECstandard ‐ ‐2 033.

CAT test connected sectionIII:Applicableto andmeasuringcircuits tothedistribution of a building’slow

voltage safetymainsinstallation;beforeuse pleaseoftheseinstruments observeandobeyall instructions.



MA44x 8/16‐en‐GB_V1.0 

WARNINGS

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WARNINGS BODILYidentifyhazardous causeconditionsandactionsthatcould  HARMorDEATH.

1. Beforeuse, operation.checktheclampmeterandprobefordamageorabnormal Donotusethemeter

if isprobeinsulationdamage,meter meterdisplayproblems,abnormal functioning,etc. observed.

2. Neverusethe the themeterwith batterycompartmentopen or with meterhousingdisassembledinany

way;       otherwise a risk of shock will exist.

3. Whentakingmeasurements,ensurethat and theyourhand fingersarein safeareabehindthefinger

guard.Donottouchbarewireorconnectors, unused inputterminals,orthecircuitundertesttoprevent

electricalshock.

4. Beforetakingmeasurements,thefunction position.switchmustbesettothecorrect Toprevent

damagetothemeter,            the function switch must not be turned while measurements are taking place.

5. Do DCnotapplyvoltage600VACor orgreater        between the clamp meter terminals and ground. Failure

tofollowtheseinstructionscan        cause electric shock and damage to the meter.

6. 42V Whenmeasuringsignals >DCor > 30VAC pleaserms usecaution electricalastheselevelscancause 

shock.

7. Donot measure voltageorcurrenthigherthan the the allowableinput; functionswitchmustbesetto

themaximumrangepositionfirstwhen measuredthe therangeof  signalisunknown.Beforemeasuring

resistance, diode, and andcontinuitypleaseremovepowertothecircuit under test dischargeall

capacitors.

8. Whenthelowbatterysymbolisdisplayed,replaced      the batteries promptly to ensure measurement

precision.Removebatteriesfromthe            meter if the meter is to be stored longer than 60 days.

9. Donotservice must serviceor ofmodifytheinternalcircuits themeter.Qualifiedpersonnel  themeter

only.

10. Donot notusethemeterinflammableorexplosive environments (gasorvapors).Do usethemeterin

environmentsthat theexceedtheoperationaltemperatureandhumidityspecifications.Donotuse 

meterinareas       where a strong electromagnetic field is present.

11. Tocleanthemeter,useonly a softdampcloth(neutraldetergentsonly)towipethemeterhousing.Do

notuseabrasivesorsolvents.Donot              clean the meter if it is powered on or connected to a circuit under

test;alwayspower OFFthemeter and thedisconnect test   leads before cleaning.

12. Useonlythetestprobesprovided.Replacetest testprobeswith better.onesof orthesamerating  The 

probesaretobeusedfor            ‐mains measurements CAT III or CAT IV in accordance with IEC 61010 031 and

shallhave voltage aratingof ofat theleast voltage thecircuittobemeasured.

13. Individualprotectiveequipmentshouldbeusedif inHAZARDOUSLIVEparts theinstallationwhere

measurementsareto      be carried out could be accessible.

14. Ifthe theequipmentis inused  a mannernotspecified by by the themanufacturer, protection provided  

equipmentmaybeimpaired.

15. Toreduce of ortherisk fire electric doshock, not       expose this product to rain or moisture.

16. Verifythe themeteroperationbymeasuring a knownvoltage. doubt,Ifin have meterserviced.

17. Toavoidfalse that as as thereadings canlead injury, batterytoelectricshockand replace  soon  low

batteryindicator appears.

18. De‐energizetheinstallationundertestorwear   suitable protective clothing when   placing or removing

thecurrentclampfrom a testsetup.

19. Donotapply/removethecurrentclamp mayto/fromUNINSULATED HAZARDOUS LIVEconductorswhich 

causeelectric electricshock,  burn, orarcflash.



Termékspecifikációk

Márka:	Extech
Kategória:	multiméter
Modell:	MA440

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