FLIR CM85 - 5.8.3 Phase Rotation

FLIRCM85USERMANUALDocumentIdentifier:CM85‐en‐US_AB
22
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:
5.
OLVflashesifthevoltageis>1000V.
6.
LoVflashesifthevoltageis<30V.
7.
OutFflashesifthefrequencyis>65Hzor<45Hz.
8.
Ifnormal,L1isdisplayedforabout3seconds.ThenL2isdisplayedandthemeterbeeps
twice.
9.
Movetheredtestleadtothepresumedphaseline2immediately,before"L2"
extinguishesfromthedisplay.