Extech Instruments MA140 - Key Measurement Functions; AC Current Measurement

MA140‐en‐GB_V1.01/15
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ACCurrentMeasurements
WARNING:Donothandlethemeterabovethefinger/handguardbarrier.
CAUTION:ObserveCATIII600VwithrespecttoEarthGroundfortheJaw.
1. Pressthe‘A’buttontoaccesstheACCurrentmeasurementmode.TheAsymbolwillappear
onthedisplayinthelowerrighthandsideindicatingAmperes(Amps).
2. Pressthejawtriggertoopentheclampjaw.
3. Positiontheclamparoundonlyoneconductor.Seeaccompanyingdiagramsfor
correctand
incorrectuse.
4. Readthecurrentinthedisplay.Thedisplaywillindicatetheproperdecimalpointandvalue.
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