Delta AL434 fault code meaning
Delta / AL434
Series: ASDA-W3
Auxiliary encoder internal communication error
servo drive
Meaning:
Possible causes
- Internal communication error in the absolute encoder chip.
- Internal error in another encoder type.
Source: ASDA-W3 Series Servo System Application Technical Manual (DELTA_IA-ASD_ASDA-W3_UM_SC_20251226) P767