S7-200PLC-based design of new air control system for medical school

Abstract

This paper is a fresh air control system based on S7200plc, based on the function of regulating fresh air temperature and air pressure, for the specificity of the geographical location of Xinjiang Medical College, the anti-freezing module of the system is added, and at the same time, remote communication is realized through another S7-200plc, and the operation status of the equipment can be viewed in real-time on the PC side. It is of great significance to solve the problem of indoor air in special institutions.