2
Fault list – safety technology
Fault 66 Safety-related fault
Manual – Fault Descriptions MOVISAFE
®
CS..A
66
Subfault: 66.2
Description: Faulty firmware signature
Fault class: System error
Cause
Measure
Failed to confirm firmware.
– Confirm the firmware signature again.
– If the fault occurs repeatedly, replace the safety
card and send it together with the fault number to
SEW‑EURODRIVE. For further support, contact
SEW‑EURODRIVE Service.
Subfault: 66.3
Description: EDM F-DO 00 – error signal contact 1
Response: FS – warning
Cause
Measure
The external switching element on F-DO 00 is de-
fective. Signal contact 1 deviates from the set-
point.
Check the external switching element at F-DO 00.
Subfault: 66.4
Description: EDM F-DO 01 – error signal contact 1
Response: FS – warning
Cause
Measure
The external switching element on F-DO 01 is de-
fective. Signal contact 1 deviates from the set-
point.
Check the external switching element at F-DO 01.
Subfault: 66.11
Description: EDM F-DO 00 – error signal contact 2
Response: FS – warning
Cause
Measure
The external switching element on F-DO 00 is de-
fective. Signal contact 2 deviates from the set-
point.
Check the external switching element at F-DO 00.
Subfault: 66.12
Description: EDM F-DO 01 – error signal contact 2
Response: FS – warning
Cause
Measure
The external switching element on F-DO 01 is de-
fective. Signal contact 2 deviates from the set-
point.
Check the external switching element at F-DO 01.
27799182/EN – 10/2022