Delta ALD09 fault code meaning

Delta / ALD09

Series: ASDA-A3, ASDA-H3, ASDA-W3

BiSS C encoder - Sensor installation warning

servo drive

Meaning: BiSS C encoder error.

Possible causes

Condition: BiSS C encoder error. Cause:
Encoder installation or wiring error.
Encoder damaged.

Source: ASDA-A3 User Manual (DELTA_IA-ASD_ASDA-A3_UM_SC_20230515) P1199; ASDA-H3 User Manual (DELTA_IA-ASD_ASDA-H3_UM_SC_20260428) P816; ASDA-W3 Series Servo System Application Technical Manual (DELTA_IA-ASD_ASDA-W3_UM_SC_20251226) P779