What parameter activates Catch on the Fly on the ATV21 and ATV212 series drives and how is it configured?

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Issue:
ATV21 and ATV212 parameter that activates Catch on the Fly

Product Line:
ATV21 and ATV212 drives.

Environment:
All models, All serial numbers.

Cause:
Clarification of function and how to configure it is needed.

Resolution:

Parameter F301 is used to configure the Catch on the Fly function. It has 5 possible settings:

0 : Deactivated
1 : Activated after brief power loss
2: Activated after run permissive is restored
3: Activated after a brief power loss or when run permissive is restored.
4: Activated at every startup.