PLC Program
Conveyor belt 3 should always transport when either conveyor belt 1 or conveyor belt 2 is transporting. When OFF push button is pressed, belt 1 or belt 2 is to continue running for 20 sec. and belt 3 for 60 seconds to clear the belts of material and Then stopped. There is 10 Hz. monitoring signal for belt status monitoring for all three belts.
