Emerson FM-3 Průvodce řešením problémů stáhnout pdf (Strana 19)

15

“Z” “Power Stage Fault”

"Z" Fault

Power Stage

Fault

Shorted

Motor Stator

Reset with

Reset P/B (EN)

Internal Power Stage

Over Current;

Switching Transistor Failure

Internal Power Stage

Over Temperature

Remove

Power

Disconnect

Motor Power

Cable

at Motor

Ohm out

Motor

Use Procedure

in Appendix D

Stator

OK

Cable

OK

Replace

Cable

Segment 2

Segment #1

Fault Detected

when using

Serial Cable

Ohm Out

Sync Cable

Continuity

pin4 to pin 8

or pin 4 to shield/Gnd?

Replace

Cable

No

EMC Serial

Cable

Ohm Out

Serial Cable

Continuity

pin 6 to pin 6

or pin 5 to pin 6

or pin 6 to shield/Gnd?

Not Recommended

for use with

E Series/Epsilon

Drives

Using

Sync functions

and

Sync Cabless

Yes

Yes

Yes

Segment 3

No

Return

Motor

To

Factory

End

Ohm Out Motor Cable

See Appendix A for Daigram

No

Segment 2

Yes

Or

Check application

insure Drive Ambient

< 40 degrees C

End

Reset Successful

Reset by

Cycle Power

(Eb/Ei)

No Return Drive

To Factory

include Description

of Application

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