Delta AL516 fault code meaning
Delta / AL516
Series: ASDA-W3
CN10 SF1 no signal (signal lost or error occurred)
servo drive
Meaning: Only SF1 of CN10 has no signal.
Possible causes
- Condition: Only SF1 of CN10 has no signal. Cause: STO terminal error
Source: ASDA-W3 Series Servo System Application Technical Manual (DELTA_IA-ASD_ASDA-W3_UM_SC_20251226) P773