List of Fault Codes
‑101‑
Fault Code
Display
Fault Name
Fault Type
Resettable
E420
E420.0
Main circuit phase loss
No. 2 Yes
E420.1
Main circuit PL signal detection error
No. 2 Yes
E430 E430.0
Control power supply undervoltage
No. 2 Yes
E661 E661.0 STune failure No. 2 Yes
E662 E662.0 ETune failure No. 2 Yes
E663 E663.0 ITune failure No. 2 Yes
E664 E664.0
Excessive system resonance
No. 2 Yes
E731 E731.0
Encoder battery failure
No. 2 Yes
E733 E733.0
Encoder multi‑turn counting error
No. 2 Yes
E735 E735.0
Encoder multi‑turn counting overflow
No. 2 Yes
E760 E760.0
Encoder over‑temperature
No. 2 Yes
E994 E994.0 Station number conflict No. 2 Yes
EB00
EB00.0
Position deviation too large
No. 2 Yes
EB00.1 Position deviation overflow No. 2 Yes
EB01
EB01.0
The position reference increment is
too large.
No. 2 Yes
EB01.1
Individual position reference
increment too large
No. 2 Yes
EB01.3 Reference overflow No. 2 Yes
EB02
EB02.0
Position deviation too large in fully
closed‑loop mode
No. 2 Yes
EB02.1
Fully closed‑loop position deviation
overflow
No. 2 Yes
EB03
EB03.0
Electronic gear ratio overrun
No. 2 Yes
EB03.1
Electronic gear ratio beyond the limit
‑ Electronic gear ratio 1
No. 2 Yes
EB03.2
Electronic gear ratio beyond the limit
‑Electronic gear ratio 2
No. 2 Yes
ED02 ED02.0 Modbus communication timeout No. 2 Yes
ED03 ED03.0 CANLink communication failure No. 2 Yes
ED04 ED04.0
CANopen communication timeout
No. 2 Yes
ED05 ED05.0
CANopen communication initialized
No. 2 Yes
ED08 ED08.0
CANopen bus PDO transmission
length error
No. 2 Yes
ED11 ED11.0
CANopen sync period error too large
No. 2 Yes
EE08
EE08.0
Synchronization loss
No. 2 Yes
EE08.1 Network status switchover error No. 2 Yes
EE08.3
Link is missing
No. 2 Yes
EE09
EE09.0
Software position limit setting error
No. 2 Yes
EE09.1
Home setting error
No. 2 Yes
EE09.2
Gear ratio beyond the limit
No. 2 Yes
EE09.3
No synchronization signal
No. 2 Yes
EE09.5
PDO mapping beyond the limit
No. 2 Yes
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