Chapter 10 Troubleshooting
Fault Messages
Display Fault Name Fault Description
Reverse software
limit
Position command is equal to or less than forward
software limit.
Position counter
overflow
Position counter overflow occurs.
Servo Off error
Servo Off occurs during positioning (when the drive and
motor are both running).
CANopen SYNC failed
The synchronous communication with the external
controller has failed.
CANopen SYNC
signal error
The CANopen SYNC signal is received too early.
CANopen SYNC time
out
The CANopen SYNC signal is not received within the
specified time.
CANopen IP
command failed
Internal command of CANopen IP mode cannot be sent
and received.
SYNC period error
Object 0x1006 data error. SYNC period 1006h value is
invalid.
Position deviation
alarm for digital
output, MC_OK
After MC_OK is activated, when the digital output, TPOS
is Off, the digital output, MC_OK becomes Off.
For more detailed explanation, please refer to
parameter P1-48 in Chapter 8.
NOTE
1) If there is any unknown fault code that is not listed on the above table, please inform the
distributor or contact with Delta for assistance.
2) For more information about the CANopen objects, please refer to CANopen Instruction Manual.
10-6 Revision January 2011
Call 1(800)985-6929 for Sales
Call 1(800)985-6929 for Sales
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