可编程控制器在工业控制中的几种应用

Some Applications of Programmable Controller in Industrial Control

阐述了可编程控制器的优良性能，介绍了它在模拟量采集、超限控制。

The good performance of the programmable controller is dealt with. Its applications in analogue sampling,ultralimit control and digital display are introduced,and program composition and the way to control variables from outside through a switch group are also given.