简述PLC与变频器通讯

Briefly Describe the Communication between PLC and Frequency Converter

本文主要简述如何用PLC与变频器通讯,并通过触摸屏更改变频器频率,从而实现远程控制,消除因人员进入设备调节变频器频率而带来的安全风险。

This paper mainly describes how to use PLC to communicate with the frequency converter,and change the frequency of the frequency converter through the touch screen,so as to achieve remote control and eliminate the safety risks caused by personnel entering the equipment to adjust the frequency of the frequency converter.