簡要描述：西(xi)安自(zi)(zi)(zi)動(dong)(dong)(dong)(dong)(dong)化儀(yi)表一(yi)廠生產DKJ型(xing)(xing)電(dian)動(dong)(dong)(dong)(dong)(dong)執(zhi)行(xing)機(ji)構是DDZ－Ⅱ型(xing)(xing)電(dian)動(dong)(dong)(dong)(dong)(dong)單元(yuan)組合儀(yi)表中的執(zhi)行(xing)單元(yuan)。它包括執(zhi)行(xing)機(ji)構和伺服放大器(qi)二個(ge)獨立整(zheng)件，以電(dian)源(yuan)為動(dong)(dong)(dong)(dong)(dong)力，接(jie)受統(tong)一(yi)的標準直流信號0～10mA，將此轉變成(cheng)與輸入(ru)信號相對應的轉角(jiao)位移，自(zi)(zi)(zi)動(dong)(dong)(dong)(dong)(dong)地操縱(zong)風門擋板、閥門等調(diao)(diao)節(jie)機(ji)構，完成(cheng)自(zi)(zi)(zi)動(dong)(dong)(dong)(dong)(dong)調(diao)(diao)節(jie)任(ren)務。使用DKJ型(xing)(xing)電(dian)動(dong)(dong)(dong)(dong)(dong)執(zhi)行(xing)機(ji)構的自(zi)(zi)(zi)動(dong)(dong)(dong)(dong)(dong)調(diao)(diao)節(jie)系統(tong)，配用DFD－09型(xing)(xing)電(dian)動(dong)(dong)(dong)(dong)(dong)操作器(qi)，可實現調(diao)(diao)節(jie)系統(tong)手(shou)動(dong)(dong)(dong)(dong)(dong)到自(zi)(zi)(zi)動(dong)(dong)(dong)(dong)(dong)（自(zi)(zi)(zi)動(dong)(dong)(dong)(dong)(dong)到手(shou)動(dong)(dong)(dong)(dong)(dong)）無憂動(dong)(dong)(dong)(dong)(dong)切換(huan)。