This course sets up for people who would like to know how to utilize PLC into network as connectivity in Control Level Network or as known as CC-Link IE Control. Nowadays, the factory automation system is needed for every factory in which need the conformity of each production line. Therefore, it is essential to connect PLCs of each process into network system in order to transfer data with the speed up to 1 GB to enhance production efficiency. Furthermore CC-Link IE Control is one of network system standard which convenient to use, highly reliable and easy for troubleshooting.