By analyzing the running mode adjusting condition in the fire-power plant of central air condition control system, this paper expatiated how to use PLC to control it.
对火电厂中央空调控制系统的运行调节中如何采用可编程序控制器(PLC)控制进行了阐述。
This paper introduces the method of malfunction diagnosis on PLC network, and gives the example of running control system on maglev train.
文章介绍了PLC网络故障诊断的方法，并给出了磁悬浮列车运行控制系统PLC网络故障诊断的实例。
The introduction to this text utilizes the control systems of a five - storeyed lift where the programmable controller is written, running situation of the inspection lift PLC control system.
本文介绍了利用可编程控制器编写的一个五层电梯的控制系统，检验电梯PLC控制系统的运行情况。
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