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。
Through the introduction of the application of modern control technology used in flour production line, the making up of the PLC system was analyzed. The running features were concluded.
通过对PLC自动控制技术在制粉生产线中应用情况的介绍，剖析了PLC系统的组成，并总结出其运行特点。
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