介绍了MODBUS通讯协议在重庆市黄沙溪粪便无害化、资源化处理厂的运用。具体阐述了该系统的通讯配置、通讯编程等工艺控制系统。该系统已投入运行,通讯性能稳定、安全可靠,对其他同类控制系统具有一定的借鉴和推广作用。%The application of MODBUS communication protocol in Chongqing Yellow Sand Creek fecal harmless and resource processing plant is introduced. The MODBUS communication, communication programming and realization of configuration between Rockwell and Siemens different PLC products are provided in detail. This system has been implemented and the result shows that the communication is more stable, much safer and it provides a reference for other similar control systems.
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