ABB A798 fault code meaning

ABB / A798

Series: ACS880

Encoder option communication interrupted

drive

Meaning: Encoder feedback is not used as actual feedback, or the measured motor feedback has been lost (and parameter 90.45/90.55 is set to warning).

Possible causes

Source: ACS880 Basic Control Program Firmware Manual P459

Series: ACS880-POS

Encoder option communication interrupted

drive

Meaning: Encoder feedback is not used as actual feedback, or the measured motor feedback is lost.

Possible causes

Source: ACS880 Position Control Program P447

Series: ACS880-WINCH

Encoder option communication loss

drive

Meaning: Encoder feedback is not being used as actual feedback, or the measured motor feedback has been lost (and parameter 90.45/90.55 is set to warning).

Possible causes

Source: ACS880 Winch Control Program P553