screen help please 12volt trigger

[jasonjbj]

got a electric screen with rocket switch for up and down etc.
ae500 projector it has a 12 v trigger switch
how do i contect the 2 so when i switch on screen comes down and switch off screen goes up
thanks

 

[Kramer]

You'll either need an additional box from your screen supplier or make a 12/240v relay system yourself.

The homemade relay system has been discussed here recently - try a search.