Extech Instruments MG310

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
