摘要
以西门子S7-200 PLC技术在LT-2蒸汽锅炉中的应用为例,具体阐述PLC的组成和功能。LT-2蒸汽锅炉采用了西门子S7-200 PLC技术,以监测LT-2蒸汽锅炉的各种温度、压力状态参数,并进行综合保护,同时通过西门子TP 170B触摸屏巡回显示及控制。
This paper introduces the application of SIMENS S7-200PLC technique in steam boiler LT-2 and describes the construction and function of PLC system.The steam boiler LT-2 has adopted SIMENS S7-200PLC technique in order to monitor and protect kinds of temperature and pressure condition of the LT-2 steam boiler.At the same,this system can also carry out circuit display and control by touch screen of SIMENS TP 170B.
出处
《工业控制计算机》
2011年第6期117-118,共2页
Industrial Control Computer
