Batouri, SoulaimaneGhennai, Chamse AsilMendaci, Khaled2021-09-222021-09-222020http://hdl.handle.net/123456789/10721In our work, we tried to do a full study of the PLC, where the work was divided into two parts The first part examined the internal aspect of the PLC in hardware terms (architects and interior parts) As for the second aspect only, it depended on the software side (programming), where we studied 5 programming languages and gave examples of its operation. Ultimately, the application side is built based on the Arduino processor and the implementation of both the software side and the hardware side. As we note, we did this not for the sake of industrialization, but rather for academic research onlyen-USArduinoControl SystemOpt coupler IsolatorOther