19-08-2020, 04:38 PM
Hi Craig
controller arrived today but I have hit a snag, the relay board needs a positive supply to activate the relay, but on the controller the positive is always high as its the negative that is switched, any ideas or do I need to go back to the drawing board.
controller arrived today but I have hit a snag, the relay board needs a positive supply to activate the relay, but on the controller the positive is always high as its the negative that is switched, any ideas or do I need to go back to the drawing board.