T&L Publications

Thank you for all of the ideas so far. The gate opener definitely does not have a switch with an open contact when at the limit. Of course, that would have made it simple. (Although, I have not opened it up enough to see how easy it would be just to replace the switches...hmmm) I like the SCR idea. ...

I have been trying to devise a circuit to control a gate opener motor unit. I feel that it is pretty simple, and I have almost worked it out, except a few minor things. Maybe someone out there has a suggestion or a better way? The opener unit has stop switches at extension and retraction points whic...