Chapter 14 Fault Codes and DescriptionsC2000 Plus
ID* Display on LCD Keypad Fault Name Fault Descriptions
104
CANopen bus off fault
(CbFE)
CANopen bus off fault
Action and Reset
Action condition
Hardware
When CANopen card is not installed, CbFE fault occurs.
Software
When the
master received wrong communication package, CbFE
fault occurs.
Too much interference on BUS
When the CAN_H and CAN_L
communication cable is short, the
master will receive wrong package, and CbFE fault occurs.
Action condition Act immediately
Fault treatment parameter N/A
Reset method Manual reset
Reset condition Cycle the power
Record Yes
Cause Corrective Actions
Check if the CANopen card is
installed
Make sure the CANopen card is installed.
Check if the CANopen speed
is correct
Reset CANopen speed (Pr.09-37)
Malfunction caused by
interference
1. Verify the wiring and grounding of the communication circuit. It is
recommended to separate the communication circuit from the main circuit,
or wire in 90 degrees for effective anti-interference performance.
2. Make sure the communication circuit is wired in series.
3. Use CANopen cable or add terminating resistance.
Communication cable is broken or
bad connected
Check or replace the communication cable.
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