Delta ALE04 fault code meaning

Delta / ALE04

Series: ASDA-A3, ASDA-W3

Fagor Encoder - Sensor signal strength warning

servo drive

Meaning: Fagor encoder error.

Possible causes

Condition: Fagor encoder error. Cause:
Sensor analog signal < 0.4 Vpp.
Encoder installation or wiring error.
Encoder damaged.

Source: ASDA-A3 User Manual (DELTA_IA-ASD_ASDA-A3_UM_SC_20230515) P1204; ASDA-W3 Series Servo System Application Technical Manual (DELTA_IA-ASD_ASDA-W3_UM_SC_20251226) P781