What does the fault code LFF2 fault mean on the Altivar drives?
Issue:
LFF2 fault code on the ATV61 or ATV71 drives
Product Line:
Altivar ATV61 and ATV71
Environment:
All
Cause:
The drive is powering up with a LFF2 fault.
Resolution:
LFF2 LFF3 and LFF4 are all 4 to 20mA loss of follower faults.
Check your programming in the 1.8 Fault Management menu under 4 to 20mA Loss. Turn this function off if you are not using it.
Check your analog signal to see if the drive is getting a 4mA min signal.
LFF2 fault code on the ATV61 or ATV71 drives
Product Line:
Altivar ATV61 and ATV71
Environment:
All
Cause:
The drive is powering up with a LFF2 fault.
Resolution:
LFF2 LFF3 and LFF4 are all 4 to 20mA loss of follower faults.
Check your programming in the 1.8 Fault Management menu under 4 to 20mA Loss. Turn this function off if you are not using it.
Check your analog signal to see if the drive is getting a 4mA min signal.