一种基于PLC的ESD系统的冗余设计与实现

A Redundant Design and Realization of ESD System Based on PLC

介绍一种基于SiemensS7— 4 1 4DPPLC的双机冗余紧急停车系统 ,主要讨论该ESD系统的冗余设计及其实现方法 。

The paper introduces a double online standby redundant ESD system based on Siemens S7 4143DP PLC,discusses the redundant design and implement method of this ESD system,a program method of WinCC and STEP7 and relevant configuration used for double online standby PLC are given.