Festo Контроллеры двигателя SFC-LAC User Manual

Page 150

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6. Diagnostics and error display

6−10

Festo GDCP−SFC−LACI−IO−EN en 0812NH

Error

Fault
no.

*)

Object

Possible cause and remedy

INTERPOLATION
CYCLE TIME

For FHPP Continuous Mode: missing position specifiĆ
cation(s) or missing toggle bit

2FFBh
Bit 0

7

LIMIT SWITCH
ACTIVATED

A limit switch has been actuated.

·

Check the positioning dynamics (overswing?),
e.Ăg. using trace diagrams in the FCT.

·

Check switches and cables.

2FFBh
Bit 2

8

BLOCK DURING
JOG MODE

A fixed stop was reached in job mode.

2FFB
Bit 3

9

POSITION ERROR

Drag error. Possible causes:
Ĉ The drive is blocked.
Ĉ Speed, acceleration, jerk or load is too great.

2FF1h
Bit 10

31

HOMING ERROR

Error during homing
Possible causes:
Ĉ Homing run interrupted
Ĉ Reference switch defective

·

If necessary, check the function of the reference
switch.

·

Repeat the homing run.

·

Contact Festo service.

2FF1h
Bit 8

32

POSITION
PLAUSIBILITY
ERROR

Fault while searching for the commutation point.

·

Acknowledge the error. The search is restarted.

Ĉ If several drives are fitted in a vibration−free sysĆ

tem: Carry out commutation point search

one after

the other (see CI object 2051h).

2FF1h
Bit 14

40

*) Fault number in the diagnostic memory, see section 6.3.

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