Issue:
ATV71 EPF2 fault
Product line:
Altivar 71, ATV71
Environment:
All model number, all serial numbers
Cause:
Customer replaced ATV61 with ATV71, and moved the Bacnet card over to the ATV71 drive. Now, it trips on EPF2 all the time.
Resolution:
EPF2 is a communication network fault. In this case, the ATV71 drive is not compatible with Bacnet communication. The Bacnet card will fit into the drive, but will cause the EPF2 error. In order to clear the fault, remove the Bacnet card and cycle power the drive.
ATV71 EPF2 fault
Product line:
Altivar 71, ATV71
Environment:
All model number, all serial numbers
Cause:
Customer replaced ATV61 with ATV71, and moved the Bacnet card over to the ATV71 drive. Now, it trips on EPF2 all the time.
Resolution:
EPF2 is a communication network fault. In this case, the ATV71 drive is not compatible with Bacnet communication. The Bacnet card will fit into the drive, but will cause the EPF2 error. In order to clear the fault, remove the Bacnet card and cycle power the drive.