摘要
变频调速器和可编程序控制广泛应用于工业自动化生产中，本文介绍它们在民用设施中的一种具体应用———全自动音乐喷泉．该项技术和设备已应用在云南红河卷烟厂，取得较好的效果．
Frequency converter and Programmable controller are used widely in the automatic produce of industry.Here is one of the concrete application of this technique—all automatic music-fountain.We have made such a music- fountain for Honghe cigarette factory and it works very well.
出处
《昆明理工大学学报（理工版）》
1999年第5期76-79,共4页
Journal of Kunming University of Science and Technology(Natural Science Edition)
关键词
PLC
模拟量
开关量
变频调速器
音乐喷泉
喷泉
frequency converter
programmable controller
thrdwhold value
frequency division,analog
digital.
