Quote Originally Posted by cropwell View Post
Are you talking about the relay board ? Because if you look at the back of the BoB it is clearly printed on. The relay board takes GND, 5v on Vcc and the two inputs are 5v max.
So to be sure.

Relay board has 4 connections.

One is Ground, once is VCC and two are triggered inputs (5V)? The VCC is 24V? If that is the case, I did not connect 24V.