Directly from the PLC PID operation to the temperature controller, DT3, as the temperature control core, reduce the PLC computation and improve the control effect of heating key process.
从PLC直接作PID运算提升到温度专用控制器，DT3为温度控制核心，减轻PLC计算量，提高了加热关键工序的控制效果。
This paper introduces the application of programmable logic controller(PLC)in block making machine. The machines reliability and maintenance are improved greatly by applying PLC to it.
介绍了可编程序控制器（PLC）在砌块成型机中的应用。通过PLC的使用，极大地提高了设备的可靠性和可维护性。
This paper discusses the programmable logic controller (PLC) in the shield construction and shield's hardware and software, analyzes the application of PLC in shallow by examples.
介绍可编程序控制器(PLC)在地铁盾构施工中盾构机上的硬件及软件组成。结合实例浅入分析plc的应用。
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