Different loop configuration methods of DCS are introduced,including the POL programming for digital controllers,fill-in-the-form for DCS systems,and graphics linking for FCS. And their internal mechanisms are also revealed.

• 介绍分布式控制系统的几种有代表性的回路组态方法 ,包括 :数字调节器的POL语言编程法、集散控制系统 (DCS)的填表法以及现场总线控制系统 (FCS)的图形功能块连接法等 ,并揭示出其内部实现机理。