In the world of PLC programming, there are a few common languages and standards used for feedback control systems. You've got your classic ladder logic, which looks like old-school circuit diagrams.

To control the motion of the elevator we use DC geared motor. Here, we use buttons to give signals to the elevator to come to the desired floor. Here we selected Ladder diagram programming. Because, ...

THE ELEMENTS of automatic control systems may generally be put into three functional categories: 1. Sensing or input elements, which convert external events into useful control signals. 2. Computing ...

The first is software for PLC and the second is hardware for experiments related to the programs. The PLC control system used in the design is LS industrial system company GM7-DR40A 24/16 Digital I/O ...