本測(ce)試儀(yi)(yi)于測(ce)量(liang)1μΩ到(dao)20kΩ范圍的(de)電(dian)(dian)阻。可(ke)取代(dai)電(dian)(dian)橋測(ce)量(liang)開關、插頭、插座的(de)接地電(dian)(dian)阻、線圈的(de)繞組電(dian)(dian)阻及電(dian)(dian)纜(lan)的(de)導線電(dian)(dian)阻等(deng)各類低值(zhi)(zhi)電(dian)(dian)阻。儀(yi)(yi)器(qi)有附加分選功能，在分選狀態時，可(ke)選擇顯示電(dian)(dian)阻值(zhi)(zhi)或(huo)(huo)百分比值(zhi)(zhi)，且可(ke)依(yi)設定值(zhi)(zhi)判別電(dian)(dian)阻值(zhi)(zhi)太(tai)大、太(tai)小或(huo)(huo)為良品。同(tong)時，儀(yi)(yi)器(qi)可(ke)選配通(tong)訊接口。