PLC is an abbreviation for PROGRAMMABLE LOGIC CONTROLLER, meaning that the Programmed Logic Controller, which is a device that has been developed to replace the traditional electrical control that uses timers, relays, contactors, counters, etc., all for the purpose of controlling industrial machines and machines
![](http://elearning.univ-biskra.dz/moodle2021/pluginfile.php/222835/course/overviewfiles/maxresdefault.jpg)
- Teacher: Okba Benelmir