Originally Posted by Dale H:
Bobbie
Only the center rail is hot. On a PWZW for example the track power goes to A or D. B or c could be used for relay power or a separate transformer where the U is shared. The relays will work even when the train is not powered. The relay contacts would power the Gateman. Also separate from track power.
Your gateman should be designed for continuous operation. If it is not you could install a timer circuit to deactivate it after a set time.
Dale H
Thank you dale