32
Festo — CMMP-AS-...-M0 — 2022-07c
Operation and use
The complete list of error messages can be found in the hardware documentation GDCP-CMMP-M0-
HW-... of the motor controller.
If an error message cannot be acknowledged, the cause must first be remedied in accordance with the
recommended measures. Then reset the motor controller and check whether the cause of the error
and thus the error message have been eliminated.
Errors
Cause
Actions
51-0
1)
Reserved
–
51-1
1)
Safety function: driver function defective
–
Internal voltage error of the STO circuit
–
Safety circuit defective. No action pos-
sible, please contact Festo. If possible,
replace with another motor controller.
51-2
1)
Reserved
–
51-3
1)
Reserved
–
52-1
Safety function: discrepancy time expired
–
Control inputs STO-A and STO-B are not
actuated simultaneously.
–
Control inputs STO-A and STO-B are not
wired in the same direction.
–
Check discrepancy time.
52-2
Safety function: driver supply failure with
active PWM control
–
The safe status was requested with
power output stage enabled. Check
integration into the safety-oriented
interface.
1) The messages of error group 51 cannot be acknowledged.
Tab. 14: Error messages related to the safety function
