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D971X電(dian)動(dong)(dong)(dong)對夾(jia)(jia)式(shi)蝶(die)閥是由(you)高精度電(dian)動(dong)(dong)(dong)執行(xing)器與對夾(jia)(jia)式(shi)蝶(die)閥組(zu)成，執行(xing)器采用(yong)一體化結構，開關(guan)(guan)型有輸入AC220V電(dian)壓, 輸出無(wu)源(yuan)觸(chu)點信號（或開關(guan)(guan)到位(wei)燈信號），調節型有輸入（DC4-20mA或DC1-5V）的(de)控制信號及單相電(dian)源(yuan)即可(ke)控制運轉，電(dian)動(dong)(dong)(dong)對夾(jia)(jia)蝶(die)閥具有功(gong)能強，體積小，輕便宜人，性(xing)能可(ke)靠，配套(tao)簡單，流通能力大(da)，電(dian)動(dong)(dong)(dong)對夾(jia)(jia)蝶(die)閥特(te)別適合于(yu)介質是粘稠，含顆粒(li)，纖維(wei)性(xing)質的(de)場(chang)合。