Latching rung to operate the system through Master Start and Stop PB.
You can build your own concept for making logic for this example.įollow below tabular column – Logic for the four way traffic light List of Inputs and Outputs Traffic Light Control using PLC Logic Explanation Network 1 We can take four directions (North, South, west, and east) with three output lamps (Green, Red, and Yellow). The traffic light is one of the classic examples in PLC ladder logic.
Design ladder logic for 4 way-traffic light control system
