Analysis of the Application of PLC Technology in Electrical Automatic Control

Abstract

This paper discusses the wide application of programmable logic controller(PLC)technology in the field of electrical automatic control.Firstly,the basic principle and components of PLC technology and its comparison with traditional electrical control methods are introduced.Then,the application of PLC in industrial automation,production line control,process control,building automation and traffic system is discussed in detail.The paper also covers the content of PLC programming and communication,and emphasizes its key role in practical application.Finally,the paper emphasizes its importance in electrical automatic control.