The application of PLC in the control system of water treatment
Yuan Xing-hua · Machinery Design and Manufacture · 2007
It introduced the composition of circulating water system of natatorium and the process of working are described. The control system configuration to adopt S7-200 programmable logic controller(PLC)are given, mainly analyzed the concrete process of air-water reverse wash, finally introduced the system of plc programming and the monitoring interface program of host computer simply.