Delta MS300 Series User Manual page 621

Chapter 14 Fault CodesMS300
ID Display on LCD Keypad
104
Action Condition
Action Level
Fault Treatment Parameter
Reset Method
Reset Condition
Record
Cause
Check if the CANopen card is
installed
Check if the CANopen speed
is correct
Malfunction caused by
interference
Communication cable is broken or
bad connected
Fault Name
CANopen bus off error
(CbFE)
Action and Reset
Hardware When CANopen card is not installed, the CbFE fault occurs.
When the master receives wrong communication package, the
CbFE fault occurs.
Software Too much interference on BUS
The master receives wrong package when the CAN_H and CAN_L
communication cables are short, CbFE fault occurs.
Immediately act
N/A
Manual reset
Cycle the power
Yes
Make sure the CANopen card is installed.
Reset CANopen speed (Pr.09-37)
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 degree for effective anti-interference performance.
2. Make sure the communication circuit is wired in series.
3. Use CANopen cable or add terminating resistance.
Check or replace the communication cable.
612
Fault Descriptions
CANopen bus off error
Corrective Actions