... ; 2.Which uses siemens S7-300PLC as core,and 5.7 inch LCD touching screen Bus Training Equipment (PROFIBUS-DP)Functions of ... . The equipment uses the mainstream of industrial products which uses Siemens S7-300PLC as core, and 5.7 inch LCD touching ... , Turck BL20 Series Remote I/O interface. It connects via PROFIBUS network communication bus, which can transmit date among digital, analog ...