基于PLC应用技术的电气控制分析研究

Analysis of electrical control based on PLC application technology

可编程序逻辑控制器(PLC)是综合了计算机技术、自动控制技术和通信技术的一种工业应用的计算机。通过编制软件来改变控制过程,是微机技术与常规的继电接触器控制技术的有机结合。它为工业自动化提供高可靠性的自动化控制装置,已经成为继电接触器控制系统更新换代的主导产品。

Programmable logic controller（PLC） is a kind of computer which integrates computer technology, automatic control technology and communication technology？ It is an organic combination of the computer technology and the conventional relay contactor control technology by changing the control process？ It provides high reliability automatic control device for industrial automation, and has become the leading product of relay contactor control system？