進(jìn)口電動(dòng)鑄鋼蝶閥
電動(dòng)鑄鋼蝶閥,Electric cast steel butterfly valve,是由高精度電動(dòng)執(zhí)行器與對(duì)夾式或者法蘭的碳鋼材質(zhì)蝶閥組成,執(zhí)行器采用一體化結(jié)構(gòu),開(kāi)關(guān)型有輸入AC220V(常壓)電壓, 輸出無(wú)源觸點(diǎn)信號(hào)(或開(kāi)關(guān)到位燈信號(hào)),調(diào)節(jié)型有輸入(DC4-20mA或DC1-5V)的控制信號(hào)及...
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