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How can you set up the ATV21 and ATV212 drives for a 4 to 20mA loss of follower?

Issue:
How can you set up the ATV21 and ATV212 drives for a 4 to 20mA loss of follower?

Product Line:
Altivar ATV21 and ATV212 drive.

Environment:
All

Cause:
They want to get the drive to fall back to a fixed speed if the 4 to 20mA signal is loss.

Resolution:
Programming to set up the ATV212 drive to have a fallback speed.
F----- enter
F633= Loss of VA set to any value above 0%
F644= 4-20mA loss behavior
F644 options
0=No
2=Freewheel stop
3=Speed maintained
4=Ramp stop
F649=Fallback speed set point in hz.
See the programming manual S1A53838 page 130 for more information.
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