Delta ASDA-A3 Series User Manual page 791

Troubleshooting
AL404 Value of PR special filter setting is too high
Trigger condition
and cause
13
Checking method
and corrective action
How to clear the
alarm?
AL500 STO function is enabled
Trigger condition
and cause
Checking method
and corrective action
How to clear the
alarm?
AL501 STO_A lost (signal loss or signal error)
Trigger condition
and cause
Checking method
and corrective
action
How to clear the
alarm?
AL502 STO_B lost (signal loss or signal error)
Trigger condition
and cause
Checking method
and corrective action
How to clear the
alarm?
AL503 STO self-diagnostic error
Trigger condition
and cause
Checking method
and corrective action
How to clear the
alarm?
13-46
Condition: the value of the PR special filter (P1.022) is set too high causing the
internal following error exceeding 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 high, the following error exceeds
the allowable range faster. Adjust the value of P1.022.
DI.ARST
Safe torque off function (STO) is enabled.
Safe torque off function (STO) is enabled. Check why it is enabled.
Use DI.ARST or set P0.001 to 0 or 0x6040.Fault Reset.
1.
If not using STO, plug the short circuit device into CN10 or wiring to short
2.
circuit the block. Follow the instructions in Section 3.10.5 for the STO wiring.
Loss of STO_A signal or STO_A and STO_B signals are not synchronized for more
than 1 second.
Make sure the wiring of STO_A is correct.
Cycle power on the servo drive.
Loss of STO_B signal or STO_A and STO_B signals are not synchronized for
more than 1 second.
Make sure the wiring of STO_B is correct.
Cycle power on the servo drive.
An error occurs during STO self-diagnosis, which may be caused by an
abnormality in the STO circuit.
N/A
Contact the distributor.
ASDA-A3