本文介紹為住宅小區的典型污水處理系統配置的一種自控裝置。它由觸摸屏和PLC等元件組成，取代傳統的繼電接觸器控制裝置。具有簡單，方便，可靠等特點。文章在簡述小型污水處理系統的基礎上，論述了該自控裝置的結構及工作原理。著重介紹F940WGOT觸摸屏的畫面制作功能，應用及設計時注意事項。
關鍵詞 污水處理 控制裝置 觸摸屏 PLC
The develop of automatic control device applied to the small sewage treatment system
Xukexin Wangfangqing (University of Shanghai for Science and Technology) Abstract The paper introduces a kind of automatic control system applied to the typical sewage treatment system of the housing district. It includes GOT 、PLC and other devices.This system replaces traditional relay control system. And it’s characteristics are simple, convenient and reliability. The article is simply describing the small-scale sewage disposal system,and expounding this device’s structure and operation principle. Introduce the function producing menu of F940WGOT and some matters needing attention when designing menu emphatically.
Key words sewage treatment control device GOT PLC