PLC Controls Conveyors ON and OFF Sequence ...
When conveyor belt 2 STOP button () is pressed, Timer will start to count time and after 20s timer will stop the conveyor belt 2 (). If fault occur in conveyor belt 2, belt 2 should be STOP. Network 6 :Either conveyor belt 1 () or conveyor belt 2 () is ON, Conveyor belt 3 () will be ON.