Lenze AC Tech SMVector, Reference Manual

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Troubleshooting and fault elimination
6 Troubleshooting and fault elimination
6.1 Faults
Status Cause Remedy
f.ntf
Module to Drive communication
time out Connection between drive and
module is not made. Check cable and connection
between module and drive
F . nF1
Guard Time Fault See parameters P420, P421, P423
F
.
nF2
Message Monitoring time-out See parameters P425, P426
F
.
nF3
RPDO#1 Monitoring time-out See parameters P444, P445
F
.
nF4
RPDO#2 Monitoring time-out See parameters P454, P455
6.2 Troubleshooting
Symptom Possible Cause Remedy
No communication from the
drive
Module is not initialized properly
• Verify the module connection
• Check P400 and P402
Incorrect CANopen settings
• Use P403 to reset CANopen parameters.
• Verify P410 and P411
Improper wiring
• Check wiring between the CANopen Network
and communication module.
• Ensure that terminal block is properly seated.
• Check connection between module and drive.
CANopen write commands are
ignored 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 without obvious
reason One of the CANopen monitoring
messages timed out and it’s time-
out reaction is set to STOP. Identify the time-out message (P427) and
modify appropriate time-out time or reaction to
the time-out settings.