西门子SIMATIC S5在自动化调节领域中的应用

The Application of simatic S5 in the Automatic Control Field

本文从软调节和硬调节角度，全面详细地介绍了当前西门子ＳＩＭＡＴＩＣ Ｓ５ 可编程序控制器产品用于自动化调控中的各种手段方法及其应用特性。

From the angles of both Software－closed－loop－Control and Hardware－closed－loop－control,this arti cle makes an all－round and detailed introduction of the different methods and the applied specfic properties of present SIEMENS procluct－SIMATIC S5PLC,which is practically used in the automatic control field.