Product Manual

FLIRCM72_CM74USERMANUALDocumentIdentifier:CM72_CM74‐en‐US_AA
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5.8DiodeTest
Warning:Donotperformdiodetestsbeforeremovingthepowertothediodeorotherdevices
undertestduringameasurement.Injurytopersonscanoccur.
1. Setthefunctionswitchtothediode
position.
2. InserttheblackprobeleadintothenegativeCOMterminalandtheredprobeleadinto
thepositiveΩterminal.
3. UsetheMODEbuttontoselectthediodetestfunction.Thediodeindicator willbe
displayed.
4. Touchthetipsoftheprobeacrossthediodeorsemiconductorjunctionundertest.
5. Ifthereadingisbetween0.40and0.80VinonedirectionandOL(overload)intheopposite
direction,thecomponentisgood.Ifthemeasurementis0Vinbothdirections(shorted)
or
OLinbothdirections(open),thecomponentisbad.
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Figure5.7DiodeTests
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