Delta AL0AB fault code meaning
Delta / AL0AB
Series: ASDA-H3
Power supply module parameter write error or alarm record error
servo drive
Meaning: 1. Power supply module parameter write Flash error. 2. Error during alarm recording.
Possible causes
- Conditions:
- Error writing power supply module parameters to Flash.
- Error during alarm recording. Cause:
- Frequent parameter writes.
- Power supply module alarm record error.
- Flash is damaged.
Source: ASDA-H3 User Manual (DELTA_IA-ASD_ASDA-H3_UM_SC_20260428) P798
Series: ASDA-W3
Power supply module (PM) parameter write error or alarm record error
servo drive
Meaning: 1. Error writing power supply module parameters to Flash. 2. Error during alarm recording.
Possible causes
- Conditions:
- Error writing power supply module parameters to Flash.
- Error during alarm recording. Cause:
- Frequent parameter writes.
- Power supply module alarm record error.
- Flash is damaged.
Source: ASDA-W3 Series Servo System Application Technical Manual (DELTA_IA-ASD_ASDA-W3_UM_SC_20251226) P756