FLIR CM85 - Page 57

FLIRCM82USERMANUALDocumentIdentifier:CM82‐en‐US_AD
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5.8.3PhaseRotation
WiththemetersettoPhaserotationmode,itispossibletodeterminethephaserotationfora
three‐wiresystem.
Note:Thesystemfrequencymustbestable.

Figure5.6Phaserotation


1. SetthefunctionswitchtotheWposition.
2.
EnterPhaserotationmodebypressingtheMODEbuttonrepeatedlyuntilthe indicator
isdisplayed.

3.
Connecttheredtestleadtothepresumedphaseline1andtheblacktestleadtothe
presumedphaseline3.
4.
Oneofthefollowingresultsisdisplayed:
OLVflashesifthevoltageis>1000V.
LoVflashesifthevoltageis<30V.
OutFflashesifthefrequencyis>65Hzor<45Hz.
Ifnormal,L1isdisplayedforabout3seconds.ThenL2isdisplayedandthemeterbeepstwice.
5. Movetheredtestleadtothepresumedphaseline2immediately,before"L2"
extinguishesfromthedisplay.
6.
Oneofthefollowingresultsisdisplayed: