針對水廠凈化車間濾池生產工藝及要求，設計了一套以ControlNet 為主的包括羅克韋爾（Rockwell）自動化NetLinx三層網絡的水廠濾池自動控制系統。系統采用了Rockwell 的ControLogix5550 作為可編程控制器，借助ControlNet 和Ethernet平臺，采用RSView32 監控組態軟件，實現了水廠濾池在各種模式下的自動運行及不同模式間的切換。
關鍵詞：ControlNet, ControLogix, 羅克韋爾，自動控制
Abstract: According to the techniques and requirements of the filters in water plant, a automatic control system of filters in water plant is designed based on ControlNet and Rockwell Automation NetLinx three layer network, which uses ControLogix 5550 as the
controller, ControlNet and EtherNet as the communication network, RSView as the supervisory configuration software, to realize the automatic work under each mode and the automatic switch among different modes of filters in the whole plant.
Keyword: ControlNet, ControLogix, Rockwell，automation