ABB Symphony Harmony Series - Page 92

Field Calibration
WBPEEUI240774A0 4 - 11
A successful enable operation can be verified by checking FC
217, outputs N+1 and N+4 for a zero value. If the enable was
unsuccessful, an error code will appear in the FC 217, outputs
N+1 and N+4 which can aid in troubleshooting.