西安自動(dong)(dong)(dong)(dong)(dong)(dong)(dong)化(hua)儀表(biao)一廠生產(chan)DKJ型(xing)電(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)執(zhi)(zhi)行機(ji)(ji)構是DDZ-Ⅱ型(xing)電(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)單元組合儀表(biao)中的執(zhi)(zhi)行單元。它包括執(zhi)(zhi)行機(ji)(ji)構和伺服放大器(qi)二個獨(du)立整(zheng)件,以電(dian)(dian)源為動(dong)(dong)(dong)(dong)(dong)(dong)(dong)力,接受統(tong)一的標準直流信號(hao)0~10mA,將(jiang)此轉(zhuan)變(bian)成(cheng)與輸入(ru)信號(hao)相對應的轉(zhuan)角位移,自動(dong)(dong)(dong)(dong)(dong)(dong)(dong)地(di)操(cao)縱(zong)風門擋板、閥門等調(diao)節(jie)機(ji)(ji)構,完成(cheng)自動(dong)(dong)(dong)(dong)(dong)(dong)(dong)調(diao)節(jie)任務。使用DKJ型(xing)電(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)執(zhi)(zhi)行機(ji)(ji)構的自動(dong)(dong)(dong)(dong)(dong)(dong)(dong)調(diao)節(jie)系統(tong),配用DFD-09型(xing)電(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)操(cao)作(zuo)器(qi),可實現調(diao)節(jie)系統(tong)手動(dong)(dong)(dong)(dong)(dong)(dong)(dong)到(dao)自動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(自動(dong)(dong)(dong)(dong)(dong)(dong)(dong)到(dao)手動(dong)(dong)(dong)(dong)(dong)(dong)(dong))無憂動(dong)(dong)(dong)(dong)(dong)(dong)(dong)切(qie)換(huan)。
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