ABB F20 fault code meaning

ABB / F20

Series: ACS400

Analog input out of range

drive

Meaning: Analogue input out of range. 21 - 26 ** HARDWARE ERROR Hardware error. Full display blinking (ACS100-PAN) Serial link failure. Bad connection between the control panel and the “COMM LOSS” (ACS-PAN) ACS 400.

Possible causes

Source: ACS400 User's Manual Rev C (EN, official site)

Series: DCS400

Communication Fault

DC drive

Meaning:

Possible causes

Source: DCS400 Manual (EN, official site)

Series: DCS500B

Local & discon-

DC drive

Meaning:

Possible causes

Source: DCS500B Operation Manual Chinese edition (official site)