1747-SDN 
1747-SDN 

我們的優(yōu)勢(shì)品牌：AB,ABB，GE，西門子，施耐德，伊頓，發(fā)那科，安川，卡特拉漢墨，博士力士樂，?？怂共_，英維思   

在DCS系統(tǒng)中，卡件接線是一項(xiàng)非常重要的工作。正確的卡件接線可以確保系統(tǒng)的穩(wěn)定性和可靠性，并對(duì)系統(tǒng)的整體性能有著重要的影響。本文將介紹卡件接線的基本原理以及如何優(yōu)化卡件接線，從而提高DCS系統(tǒng)的可靠性和性能。

DCS參與電氣回路控制，則在電氣回路中運(yùn)用到2位選擇開關(guān)，1位用于“就地控制”，2位用于“遠(yuǎn)程控制”（DCS控制），其接線主要有兩種：

       1、DCS電平信號(hào)控制

       由DCS控制中間繼電器，DCS給出電平信號(hào)“1”，繼電器無源常開點(diǎn)閉合；DCS給出電平信號(hào)“0”繼電器無源常開點(diǎn)斷開，通過繼電器無源接點(diǎn)的閉合和斷開達(dá)到起停設(shè)備。

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