摘要
介绍了PLC冗余系统的结构和配置,并以Rockwell公司AB系列PLC为例,详细介绍了PLC系统冗余中涉及到的各个层次的软、硬件配置和重要问题和解决方法,以及实际使用中积累的经验。
This paper introduces the construction and configuration of redundant PLC system,and taking the AB Series PLC of Rockwell Corp.As example,it describes the software and hardware configuration at each level of PLC system redundancy. Further more,it gives some important issues and the responding resolvent which come from the accumulated experience of practice.
出处
《工业控制计算机》
2009年第4期93-94,共2页
Industrial Control Computer
关键词
PLC
冗余
通讯
软件配置
PLC,redundancy,communication,software configuration
