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设计了一种用PLC实现的交通灯控制系统,系统中充分利用了PLC的硬件和软件资源;详细介绍了交通灯的正常运行和急车强通运行两种情况,并给出了系统的硬件接线和相应的梯形图;设计中利用组态软件MCGS对该系统实现了实时远程监控,可靠性高,较好地实现了预期目标。
A traffic light control system designed by PLC is designed. The hardware and software resources of PLC are fully utilized in the system. The normal operation of traffic lights and the operation of emergency vehicles are introduced in detail, and the hardware of the system is given Wiring and the corresponding ladder; design using the configuration software MCGS real-time remote monitoring of the system, high reliability, better achieve the desired goal.