Chapter 14 Fault Codes and DescriptionsC2000  Plus 
 
ID*  Display on LCD Keypad  Fault Name  Fault Descriptions 
102 
 
CANopen heartbeat 
fault (CHbE) 
CANopen heartbeat fault 
Action and Reset 
Action condition 
When CANopen Heartbeat detects that one of the slaves is not 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 
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.