The system is composed of three subsystems, they are the signal monitor subsystem, the PLC (the Programmable Logical Controller) one and the host computercontrol ore.
该自动化系统分为信号监测、PLC(可编程逻辑控制器)控制、上位机控制三大部分。
2
Communication between computer and programmable controller plays a very import role in the control system of Product Line.
在该生产线的控制系统中，控制计算机与可编程控制器的通讯具有非常重要的作用。
3
This paper develops a set of barycentre of plane automat Ed control system based on industrial personal computer and programmable logic controller aiming at the defect of avionics in our country.