【摘要】 该文讨论了ASI和Profibus总线的技术特点和结构 ,并以西门子S7系列PLC为基础 ,着重介绍了基于ASI和Profibus两种总线相结合的大型除尘监控网络 ,提出了用VB实现工控机监控的方法 ,给出了实例更多还原

【Abstract】 This paper discusses the technical features and structure of the ASI fieldbus and Profibus fieldbus,and presents a large monitoring control system based on the Siemens S7-PLC in combination with the ASI and Profibus for allayers.The method to realize the control program with Visual Basic is put forward.The application examples are shown.更多还原