Delta AL026 fault code meaning

Delta / AL026

Series: ASDA-A2-E

Encoder internal data reliability error

servo drive

Meaning:

Possible causes

Source: ASDA A2-E (EtherCAT) Application Technical Manual (DELTA_IA-ASD_ASDA-A2-E_UM_TC_20221229) P124

Series: ASDA-A3, ASDA-B3, ASDA-E3, ASDA-E3C-E, ASDA-E3C-L, ASDA-H3, ASDA-W3

Encoder internal data reliability error

servo drive

Meaning: Internal data errors occurred three consecutive times.

Possible causes

Source: ASDA-A3 User Manual (DELTA_IA-ASD_ASDA-A3_UM_SC_20230515) P1153; ASDA-B3 User Manual (DELTA_IA-ASD_ASDA-B3_UM_SC_20250108) P890; ASDA-E3 (DELTA_IA-ASD_ASDA-E3_UM_SC_20260313) P616; ASDA-E3C-E Application Technical Manual (DELTA_IA-ASD_ASDA-E3C-E_UM_SC_20260612) P540; ASDA-E3C-L Application Technical Manual (DELTA_IA-ASD_ASDA-E3C-L_UM_SC_20260612) P412; ASDA-H3 User Manual (DELTA_IA-ASD_ASDA-H3_UM_SC_20260428) P774; ASDA-W3 Series Servo System Application Technical Manual (DELTA_IA-ASD_ASDA-W3_UM_SC_20251226) P726