F2
Auxiliary Input
Allen-Bradley · PowerFlex 40 Adjustable Frequency AC Drive
What does F2 mean?
This fault indicates an issue with a remote auxiliary input. This input is typically configured to trigger a fault condition when active or inactive, depending on the setup. This is an Auto-Reset/Run type fault configurable with parameters A092 and A093.
Source: Allen-Bradley PowerFlex 40 Adjustable Frequency AC Drive
Open Manual (Page 17)