F48
Params Defaulted
Allen-Bradley · PowerFlex 4 Adjustable Frequency AC Drive
What does F48 mean?
This fault indicates that the drive has either been commanded to restore factory default values to its EEPROM, or a corruption of parameter data occurred spontaneously. This resets all configurable parameters.
Source: Allen-Bradley PowerFlex 4 Adjustable Frequency AC Drive
Open Manual (Page 15)