【摘要】 为了降低布线和施工成本,提出了一种基于Modbus协议的无线灌溉控制系统。该系统实现了监控中心与采集控制节点的无线通信,相互通信遵循Modbus协议。监控中心工控机上运行的灌溉控制系统软件对采集控制节点进行灌溉控制并实现现场传感器数据的采集。该系统已经在北京郊区安装使用,现场实际应用表明系统运行可靠,达到设计目的。更多还原

【Abstract】 A wireless irrigation control system based on Modbus protocol,which can reduce the cost of wiring and construction of the irrigation control project,is introduced in this paper.This system realizes the wireless communication,which follows the Modbus protocol,between control center and end notes.The software running on control center can collect the data form sensors and control the valves.This system has been applied in some farms in Beijing and proved to be a reliable irrigation control system.更多还原