EXTECH MG320 [11/12] Specifications

11 MG310-en-GB_V1.0 12/15

Specifications

Function Range Resolution Accuracy

ACVoltage



30to600V 1V

(2.0%reading+3digits)

ACvoltagespecifiedfrom5%ofrangeto100%ofrange

Continuity

0.00~220 0.01 (2.0%reading+3digits)

<20(approx.)thebuzzerwillsound

Ifthecircuitisopen>220isdisplayed

Open‐circuitvoltage:5Vapprox.

InsulationResistance

Ratedvoltage 250VOutput 500VOutput 1000VOutput

Range

0.00M~5.5G 0.00M~5.5G 0.00M~5.5G

Open‐circuit 250VDC+10% 500VDC+10% 1000VDC+10%

Ratedcurrent <250K

1.00mA~1.10mA

<500K1.00mA~1.10mA <1M1.00mA~1.10mA

Short‐circuit

Current

Approx.2mA

Accuracy

0.00M~99.9M(3.0%+5digits)

100M~5.5G(5.0%+5digits)

PolarizationIndex(PI)/DielectricAbsorptionRatio(DAR)

PImeasurement 1minute:10minuteinsulationresistancetest

PIValue≥4 4~2 2.0~1.0≤1.0

Criterion Best Good Warning Bad

DARmeasurement

Setone

30second:1minuteinsulationresistanceratiotest

DARmeasurement

Settwo

15second:1minuteinsulationresistanceratiotest

DARvalue≥1.4 1.25~1≤1.0

Criterion Best Good Bad

