CMVPFB01A
40
Diagnostics
8
Diagnostics
8.1 Faults
In addition to the normal drive fault codes, the additional codes listed in Table 39 may be generated by the
option module during a fault condition.
Table 39: Fault Codes
Fault Code
Definition
Remedy
F.ntF
Module Time-out
Module to drive communications time out.
Check cable and connection between drive and
option module.
F.nF1
Master Monitoring Time-out
Check network connection, cabling and termination.
Refer to section 7.3
Master Monitor
for details
F.nF2
Data Exchange Time-out
Check network connection, cabling and termination.
Refer to section 7.4
Data Exchange
for details
8.2 Troubleshooting
Table 40: Troubleshooting
Symptom
Possible Cause
Remedy
No communications
from the option
module
Module is not initialised
Check the drive to module connection.
Check P400 and P402.
•
•
Incorrect PROFIBUS-DP settings
Check P410 and P411.
If unsure of setting, reset PROFIBUS-DP parameters
to factory default using P403.
•
•
Improper wiring
Check wiring between the PROFIBUS-DP network
and communication module.
Ensure that the terminal block is properly seated.
Check connection between module and drive.
•
•
•
PROFIBUS-DP write
commands are
ignore or return
exceptions
"Network enabled" terminal is
either open or not configured
Configure one of the input terminals (P121, P122 or P123)
to "Network Enabled" function (selection 9) and close the
corresponding contact.
Drive stops for no
obvious reason
One of the PROFIBUS-DP
monitoring messages timed out
and its time-out reaction is set
to STOP.
Identify the time-out message (P423...P429) and modify
appropriate time-out time or reaction to the time-out
settings.
Module does not
enter the Data
Exchange State.
P419 displays 2 or 3
Data size configuration mismatch
between the Master and the Drive
Check the configuration sizes for Dout and Din Data.
Refer to Parameters P415 and P416.
Drive does not
change direction to
REVERSE
Parameter P112 is set to 0
(Forward Only)
Set drive parameter P112 to 1 to enable Forward &
Reverse direction