摘要
文章提出了一种利用PLC主从通讯网自行设计的热备控制系统方案,并介绍了通信软件设计办法和系统方案在工业生产安全联锁系统中的应用。该系统投入运行后,取得了安全、经济的良好效果。
The text provide a plan of the duplex backing system esigned by yourself using Master.slave network of PLC,and introduce the design methods of the system＇s communication software and the plan＇s application in industry production safety interlock system. It is proved that this system is Safe and ecomomical.
