Delta ALD05 fault code meaning

Delta / ALD05

Series: ASDA-A3, ASDA-W3

MITUTOYO encoder - Sensor signal strength error

servo drive

Meaning: MITUTOYO encoder error.

Possible causes

Condition: MITUTOYO encoder error. Cause:
Sensor signal strength error; position information may contain errors.
Encoder installation or wiring error.
Encoder damaged.

Source: ASDA-A3 User Manual (DELTA_IA-ASD_ASDA-A3_UM_SC_20230515) P1197; ASDA-W3 Series Servo System Application Technical Manual (DELTA_IA-ASD_ASDA-W3_UM_SC_20251226) P778