发射机自动控制中的PLC通讯技术

The PLC Communication Technology of Transmitter Automatic Control

介绍了基于可编程控制器(PLC)自由口协议的通讯方式,通过对安装在发射机上的PLC进行控制,实现了使用工业控制计算机对发射机的自动控制以及远程的监测。

This paper describes the programmable controller （ PLC ） based on the communication mode of free port protocol . Through controlling the PLC installed on the transmitter , it realizes the automatic control for the transmitter with the using of industrial control computer and the remote monitoring .