摘要
为了提高医疗电源配电的可靠性,分析了配电线路切换的工作过程,指出了不足之处,给出了利用S7- 200PLC在配电室两路电源自动切换中的应用,并对PLC的外部接线、编程及工作原理作了进一步阐述。
In order to enhance the electric distribution feasibility for medical cares system this article analyses the working process of lines switch for electric distribution, and points out insufficiencies existing in current distribution system, it explains the S7-200PLC application in double lines automatic switching of electric power for distribution room, plus gives a further description for external line connection, programming and operation principle of PL.
出处
《中国医院建筑与装备》
2008年第9期14-17,共4页
Chinese Hospital Architecture & Equipment
关键词
配电电源
自动切换
PLC
编程
Electric distribution Dower
Automatic switch
PLC
Programming
