Delta Electronics AC Motor Drive VFD-E User Manual
Page 226
Chapter 6 Fault Code Information and Maintenance|
Revision June 2008, 04EE, SW--PW V1.11/CTL V2.11
6-5
Fault
Name
Fault Descriptions
Corrective Actions
CANopen Heartbeat Time out
（
Only for VFDxxxExxC）
Connect to CAN bus again and reset CAN bus
CANopen SYNC Time out
（
Only for VFDxxxExxC）
Check if CANopen synchronous message is
abnormal
CANopen SDO Time out
（
Only for VFDxxxExxC）
Check if command channels are full
CANopen SDO buffer
overflow（Only for
VFDxxxExxC）
1.
Too short time between commands, please
check SDO message sent from the master
2. Reset
CAN
bus
CAN bus off（Only for
VFDxxxExxC）
1.
Check if it connects to terminal resistor
2.
Check if the signal is abnormal
3.
Check if the master is connected
CAN Boot up fault（Only for
VFDxxxExxC）
1.
Check if the master is connected
2. Reset
CAN
bus
Error communication protocol
of CANopen （Only for
VFDxxxExxC）
Check if the communication protocol is correct
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