Relay 4 Wire Diagram. The board is both 33v and 5v logic compatible and uses 4 digital outputs to control 4 individual relays. 4 pin relay wiring diagram volovets 4 pin relay wiring diagram in addition wiring diagram provides you with the time body in which the assignments are to be accomplished.
There will be primary lines which are represented by l1 l2 l3 and so on. In this video i show you how to wire a 12 volt automotive bosch style relay. If the relay has a 5th terminal it is not used.
There are different kinds of relays for different purposes.
Fuel pump relay wiring diagram. But it does not mean connection between the cables. Wiring diagram for a 4 pin relay wiring diagram is a simplified agreeable pictorial representation of an electrical circuit. There are different kinds of relays for different purposes.