這種類型(xing)的控(kong)(kong)制(zhi)(zhi)(zhi)器使(shi)(shi)用(yong)內部(bu)MCU進行(xing)PID計算并進行(xing)控(kong)(kong)制(zhi)(zhi)(zhi),以使(shi)(shi)過(guo)程變(bian)量(測量值(zhi))與目標值(zhi)(設(she)定點值(zhi))匹(pi)配(pei)。在(zai)前面(mian)板上,有測量值(zhi)和設(she)定值(zhi)的數字(zi)(zi)顯(xian)示。實際控(kong)(kong)制(zhi)(zhi)(zhi)需(xu)要一個(ge)傳感器來獲取過(guo)程變(bian)量作為輸(shu)入,以及一個(ge)輸(shu)出設(she)備來控(kong)(kong)制(zhi)(zhi)(zhi)負載,例如加熱器。數字(zi)(zi)控(kong)(kong)制(zhi)(zhi)(zhi)器可以稱為數字(zi)(zi)控(kong)(kong)制(zhi)(zhi)(zhi)器/溫度控(kong)(kong)制(zhi)(zhi)(zhi)器。