If a sensor (I1:0) is used to count the incoming cars, and another sensor (I1:1) is used to count the outgoing cars, please design a PLC program such that when the number of cars in the parking lot reaches 150, the entrance gate (O2:0) will be closed and a red light (O2:1) will be on. Assume an up/down counter C5:0 is used in this design and the entrance gate is normally open.

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To design a PLC program for this scenario we can use ladder logic Heres a basic outline of the progr... View the full answer