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ZDRQ電動O型(xing)調節球(qiu)閥(fa)適(shi)用(yong)于兩位切斷、調節的場合。閥(fa)與執(zhi)(zhi)行(xing)機(ji)構(gou)(gou)的連(lian)(lian)接采用(yong)直連(lian)(lian)方式(shi)，電動執(zhi)(zhi)行(xing)機(ji)構(gou)(gou)內置伺(si)服系統，無(wu)須另(ling)配伺(si)服放大器，輸入4-20mA信號(hao)(hao)及220VAC電源即可(ke)(ke)控制運轉(zhuan)。ZDRQ電動O型(xing)球(qiu)閥(fa)具(ju)有(you)連(lian)(lian)線簡單，結構(gou)(gou)緊(jin)湊(cou)、尺寸小、重量輕、阻(zu)力小、動作(zuo)穩定可(ke)(ke)靠等優點。執(zhi)(zhi)行(xing)機(ji)構(gou)(gou)可(ke)(ke)根(gen)據用(yong)戶(hu)要求另(ling)配置UNIC、PSQ、HQ、DHL等型(xing)號(hao)(hao)電子式(shi)電動執(zhi)(zhi)行(xing)機(ji)構(gou)(gou)或GTX、AL等氣動活塞式(shi)執(zhi)(zhi)行(xing)機(ji)構(gou)(gou)。