Delta AL406 fault code meaning
Delta / AL406
Series: ASDA-W3
Pressure sensor overvoltage
servo drive
Meaning: Monitored variable -221 [Pressure sensor pressure value] > P8.003.
Possible causes
- Condition: Monitored variable -221 [Pressure sensor pressure value] > P8.003. Cause:
- Incorrect settings for P8.002 and P8.003.
- Mechanical assembly or pressure sensor error.
Source: ASDA-W3 Series Servo System Application Technical Manual (DELTA_IA-ASD_ASDA-W3_UM_SC_20251226) P763