S7-200PLC在电极压放装置上的应用

The Application of S7-200PLC in the Electrode Fluctuation Device

介绍了S7-200PLC对电弧炉的电极进行控制的运行原理,系统的组成及所需完成的功能;采用这种控制系统可以解决传统的继电接触器控制电路的元件多、系统大、维护难,以及可靠性低等缺点,并有了节能节耗的效果。

This article presents the application of S7- 200 PLC to control EAF＇s electrode, solved the traditional relay contactor control circuit components, a large, difficult maintenance, and low reliability shortcomings.