摘要
主要探讨通过西门子公司的PLC及其现场总线技术实现智能低压系统,详细介绍了西门子S7-300PLC实现Modbus_TCP通信功能的方法。该智能低压系统已在天津地铁一号线工程中实际应用,取得了良好效果。
It mainly discusses the realization of intelligent low voltage system through Siemens PLC and its fieldbus technology,and introduces in detail the method of Modbus communication function realized by Siemens S7-300 PlC.The intelligent low-voltage system has been applied in Tianjin Metro Line 1 project and good results have been achieved.
作者
陈兵
郭俊杰
张国骞
Chen Bing;Guo Junjie;Zhang Guoqian(Tianjin Institute for Process Industrial Automation&Instrumentation Co.,LTD.,Tianjin,300060,China)
出处
《仪器仪表用户》
2020年第5期6-8,共3页
Instrumentation
关键词
轨道交通
通风空调
智能低压
PLC
rail transit
ventilation and air conditioning
intelligent low voltage
PLC
