Chapter 14 Fault CodesMH300
ID No.
Display Fault Name Description
102
CANopen heartbeat
fault (CHbE)
CANopen heartbeat fault
Action and Reset
Action condition
When CANopen Heartbeat detects that one of the slaves is
responding,
the CHbE fault occurs.
The upper
unit sets the confirming time of producer and consumer during
configuration.
Action time
The confirming time that upper unit sets for producer and consumer
during configuration.
Fault treatment parameter N/A
Reset method Manual reset
Reset condition The upper unit sends a reset package to clear this fault
Record Yes
Cause Corrective Actions
The heartbeat time is too short Increase heartbeat time (Index 100C)
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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