Extech Instruments MA140

MA140‐en‐GB_V1.01/15
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Description
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MeterDescription
1. Transformercurrentjaw
2. Finger‐HandGuard
3. Jawopeningtrigger
4. LCDMulti‐functiondisplay
5. Push‐buttoncontrols
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Notethatthebatterycompartmentislocatedonbackofmeter
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DisplayDescription
1. Non‐ContactVoltDetecticon
2. MainDisplaydigits
3. In‐RushCurrentmode
4. LowPassFilter
5. DataHold
6. ACMeasurement
7. Amperes(current)
8. Batterystatusicon
9. Minus(negative)sign
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ControlButtonDescription
Pressfor>2secondstoaccessIn‐rushCurrentmode
PresstoaccessLowPassFiltermode
Presstoaccesscurrentmeasurementmode
PresstoaccessVoltagedetectmode
PresstoswitchDataHoldonoroff
PresstopowerONthemeter.Pressandhold>2secondsto
switchOFF
Presstotoggledisplaybacklightonandoff
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