CAJ | 학술논문

盐仓污水处理厂的污泥处理装置中有制氧机、电磁加热器、电热管加热器等成套设备。每套设备用西门子S7-200PLC系列的PLC进行控制。本项目利用国电智深EDPF-NTPlus的EDPF-COMII通讯模块，通过ModbusRTU协议采取Multidrop的拓扑结构的总线对现场制氧机、电磁加热器、电热管加热器的S7-200PLC进行监视和控制，具有节约电缆、点类型扩展性强等特点。
염창오수처리엄적오니처리장치중유제양궤、전자가열기、전열관가열기등성투설비。매투설비용서문자S7-200PLC계렬적PLC진행공제。본항목이용국전지심EDPF-NTPlus적EDPF-COMII통신모괴，통과ModbusRTU협의채취Multidrop적탁복결구적총선대현장제양궤、전자가열기、전열관가열기적S7-200PLC진행감시화공제，구유절약전람、점류형확전성강등특점。
Sludge Processing Unit in Yancang Sawage Disposal Plant is composed of several complete equipments,such as oxygenator、electromagnetic heater、galvanothermy tube. Those equipments are controlled by S7-200PLC series PLC.In this project.the EDPF–DCS can control and monitor the oxygenator, electromagnetic heater, as well as galanothermy tube via Modbus-RTU protocol and Multidrop topology. This solution has many characteristics that can save cables and enhance the expansibility of point .