Extech Instruments MG500 Manual

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MG500-EU-EN v1.0 7/13

MeterPreparation

Warning:Ensurethatthecircuitundertestdoesnotincludedevicesorcomponentsthatcanbe

damagedby10KVDC;suchdevicesincludepowerfactorcorrectioncapacitors,lowvoltagemineral

insulatedcables,electroniclightdimmers,ballastsandstartersforfluorescentlamps.

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ConnectingtheTestLeadstothemeter

o ConnecttheRed(Line)testleadtotheRedtestjackonthemeter.

o Connectthebluelead(attachedtotheRedtestlead)totheBluetestjackonthemeter.

o ConnecttheGreen(Earth)testleadtotheGreentestjackonthemeter.

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OptionalLeakageguard

ConnecttheoptionalBlue(Leakageguard),testleadtotheBluetestjack.

NOTE:TheBlue(Leakageguard)leadisattacheddirectlytothetopoftheBlueguardleadofthe

Redtestlead.

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ConnectingtheTestLeadstothedeviceundertest

Warning:makesurethatthecircuitundertestisde‐energized.

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o ConnecttheGreen(Earth)leadtotheEarthorgroundsideoftheinsulatorunderTest.

o ConnecttheRed(Line)testleadtotheothersideoftheInsulatorundertest.

o OptionalLeakageguard:Connectthe

Blue(Guard)leadtotheinsulatorsheathingand

coveringmaterialasshownonthediagram.Useacopperwirewrappedaroundthe

insulatorataboutitscenter.

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