摘要
介绍了PLC常用的备用系统的几种类型及各自的工作原理和特点,着重介绍了双机热备系统建立的安装调试工作步骤,并就其实际应用情况作了说明。
The principle and features of some kinds of PLC standby system were presented in this paper.The operation steps for setting up double devices system in process is introduced in detail,and its successful application is instructed as well.
出处
《工业控制计算机》
2005年第6期78-79,共2页
Industrial Control Computer
