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“U” Invalid Configuration

This fault is indicated by the display showing a “U”. This display indicates a change in

the physical configuration of the drive. It is not known if setup data in the FM module

matches the current drive and motor attached.

Potential causes for the “U” Invalid configuration fault

• FM module not on the drive at previous power up

• FM module on the drive at this power up was missing at the prior power up

“U” “Invalid Configuration”

"U" Fault

Invalid Configuration

Press and Hold

Drive Reset P/B

for 12 seconds

Display

Changes

to "d"

Yes

Download

Configuration file

Ready for

Normal

Operation

End

FM Module

Present

prior to last

Power Cycle

No Module

Present

prior to last

Power Cycle

Notes

1 2 ... 11 12 13 14 15 16 17 18 19 20 21 ... 59 60

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Emerson FM-3 Anleitung zur Fehlerbehebung Seite 16