Delta ASDA-A3 Series User Manual page 1216

ASDA-A3
AL401 NMT reset command is received when servo is on
Trigger condition
and cause
Checking method
and corrective action
How to clear the
alarm?
AL404 PR special filter setting value is too great
Trigger condition
and cause
Checking method
and corrective action
How to clear the
alarm?
AL422 Write-in failed caused by power supply cut-off
Trigger condition
and cause
Checking method
and corrective action
How to clear the
alarm?
NMT reset command is received when the servo is on.
Check if the NMT reset command is received when the servo is on.
Use NMT: reset node or OD 6040h [Bit 7] (Fault reset).
DI.ARST
Condition: the value of the PR command special filter (P1.022) is set too great
causing the following error of the internal position to exceed the allowable range.
Cause: the following error of the internal position exceeds the allowable range.
Check the setting of P1.022. If the value is too great, the following error exceeds
the allowable range in a short time. Adjust the value of P1.022.
DI.ARST
Condition: if P2.069.Z is set to 1 (enabling the function of preventing the rotary axis
position from being lost when overflow occurs) and the power supply is cut off, the
motor fails to store the current position.
Cause:
The load is over the rated range and the servo drive is in a continuous
1.
overload condition.
After firmware update, the internal variables vary from versions.
2.
The servo drive hardware EEPROM is abnormal.
3.
The hardware of the servo drive is short-circuited.
4.
AL520 occurred and causes malfunction of the servo drive.
5.
Set P0.002 to 12 for monitoring if the average load rate [%] is continuously
1.
over 100%. If so, increase the motor capacity or reduce the load. Refer to
Appendix A for Graph of load and operating time.
If the issue persists, send your servo drive back to the distributor or contact
2.
Delta.
Cycle power on the servo drive.
Troubleshooting
14
14-69