
14
Service
Inspection and maintenance
Manual – EtherCAT
®
Interfaces, Field Distributors
117
Error code/
Designation
Response
Cause
Measure
28
Fieldbus
timeout
Process output
data = 0
DO = 0
No communication between
master and slave within the
configured response monitor-
ing.
•
Check master communica-
tion routine.
•
Check fieldbus cable.
37
Watchdog
error
Restart MFE field-
bus interface
Error while executing system
software
•
Contact SEW Service.
111 Timeout
MOVIMOT
®
Normal stop of
MOVIMOT
®
drive
MOVIMOT
®
drive does not re-
spond to MFE fieldbus inter-
face within the timeout period.
•
Check voltage supply and
RS485 wiring.
•
Check address of configured
stations.
112 Periphery
error
No response
Overload or short circuit of a
binary output or sensor supply
•
Check voltage supply.
•
Analyze MFE status word
and correct cause of error.
14.3
Inspection and maintenance
14.3.1
MOVIMOT
®
inverter
The
MOVIMOT
®
inverter is maintenance-free.
SEW‑EURODRIVE
does not prescribe
any inspection or maintenance work for the
MOVIMOT
®
inverter and the fieldbus inter-
face.
Exception: In case of extended storage times, observe the notes in chapter
118).
14.3.2
Repairs
Only SEW-EURODRIVE is authorized to carry out repairs.
14.4
Device replacement
14.4.1
Notes on replacing devices
The MFE fieldbus interface can be quickly replaced.
If the MFE fieldbus interface must be replaced, you can start up the system again
quickly by simply adjusting the DIP switches.
25809148/EN – 01/2019