Product Manual

FLIRCM174USERMANUALDocumentIdentifier:CM174‐en‐US_AB
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5.8DiodeTest(CLASSICmode)
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. Ifnotalreadyselected,chooseCLASSICDiodetestmodeintheProgrammingMenu(See
Section5.10.2).
2. Setthefunctionswitchtothediode position.
3. InserttheblackprobeleadintothenegativeCOMterminalandtheredprobeleadinto
thepositiveΩterminal.
4. UsetheMODEbuttontoselectthediodetestfunction.Thediodeindicator willbe
displayed.
5. Touchthetipsoftheprobeacrossthediodeorsemiconductorjunctionundertest.
6. ForClassicDiodemode: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.


Figure5.7DiodeTesting