Delta AL071 fault code meaning

Delta / AL071

Series: ASDA-A3, ASDA-B3, ASDA-E3, ASDA-E3C-E, ASDA-H3

Encoder revolution count error

servo drive

Meaning: Internal encoder revolution count error.

Possible causes

Condition: Internal encoder revolution count error. Cause: An internal encoder signal error causes an encoder revolution count error.

Source: ASDA-A3 User Manual (DELTA_IA-ASD_ASDA-A3_UM_SC_20230515) P1171; ASDA-B3 User Manual (DELTA_IA-ASD_ASDA-B3_UM_SC_20250108) P900; ASDA-E3 (DELTA_IA-ASD_ASDA-E3_UM_SC_20260313) P626; ASDA-E3C-E Application Technical Manual (DELTA_IA-ASD_ASDA-E3C-E_UM_SC_20260612) P549; ASDA-H3 User Manual (DELTA_IA-ASD_ASDA-H3_UM_SC_20260428) P788