3Pdt Relay Wiring Diagram. It can be used for various switching. 56 omron 24v relay wiring diagram 3pdt Wiring Schematic Board Wiring Diagram Networks from kelvin-okl.blogspot.com Here, we can see that a simple pole, simple throw (spst) is equivalent to a. Tattoo foot switch wiring diagram 3pdt wiring motor. Spdt relay wiring diagram from images.the12volt.com.