回路(lu)電(dian)(dian)(dian)(dian)阻儀(yi)(yi)又稱(cheng)接觸電(dian)(dian)(dian)(dian)阻測(ce)試(shi)儀(yi)(yi)還稱(cheng)大(da)電(dian)(dian)(dian)(dian)流(liu)(liu)微(wei)歐計。主要用于(yu)斷路(lu)器接觸電(dian)(dian)(dian)(dian)阻與截流(liu)(liu)導(dao)體電(dian)(dian)(dian)(dian)阻的(de)(de)高精度測(ce)量(liang)(liang)，能(neng)(neng)長時間穩定輸出電(dian)(dian)(dian)(dian)流(liu)(liu)，符合DL\T845.4-2004《電(dian)(dian)(dian)(dian)阻測(ce)量(liang)(liang)裝置通用技術條件，第四部分：回路(lu)電(dian)(dian)(dian)(dian)阻測(ce)試(shi)儀(yi)(yi)》的(de)(de)相關規定。SXHL-II回路(lu)電(dian)(dian)(dian)(dian)阻測(ce)試(shi)儀(yi)(yi)連續輸出大(da)電(dian)(dian)(dian)(dian)流(liu)(liu)能(neng)(neng)有效克服(fu)“脈沖式"電(dian)(dian)(dian)(dian)源不能(neng)(neng)連續工作臺和不能(neng)(neng)有效擊穿(chuan)被試(shi)品“氧化膜"的(de)(de)弊端，測(ce)量(liang)(liang)分辨率可達到0.1µΩ。各測(ce)量(liang)(liang)功能(neng)(neng)與進口產品相當。廣泛(fan)用于(yu)電(dian)(dian)(dian)(dian)氣