摘  要：在介紹了工程背景的基礎上，研討監控系統軟件NC2000、S7-200 PLC、觸摸屏、顯示和操作面板、主回路和控制回路。還對變頻控制原理進行介紹和說明，為類似系統研究、設計和應用提供借鑒。 關鍵詞：可編程控制器   NC2000   變頻器   監控系統 Abstract: The environment of the project is briefly introduced, not only the design for computer supervisory control system of water supply in an industrial plant that includes the domestic computer supervisory software of NC2000, [登陸后可查看全文]