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End of damper control for a Sflex ATV21 with bypass option.


End customers auto start will need to start up Damper Solenoid.   Once the Damper is open you will need a damper relay to close (R) to indicate damper is in correct position.

You will need qty 3 end of damper dry contacts.

wire you 3 end of damper dry contacts to:
P24 to R
Terminals 2 to 4
add dry contact in series with R input on the drive.

see the attachment for example diagram.
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