ES3050數字式等電(dian)(dian)位測試儀(yi)又名(ming)微歐計(ji)、歐姆計(ji)、直流(liu)接地電(dian)(dian)阻測試儀(yi)，采用Z微處(chu)理機技術，四線(xian)法(fa)測試，安(an)全精密可靠。是檢測設(she)備(bei)外殼、避雷帶、地梁、構造、機柜(ju)、鋼筋、水管、窗戶、護欄、散(san)熱器(qi)、流(liu)水線(xian)等對象(xiang)的金屬構件之間(jian)等電(dian)(dian)位聯結質(zhi)量(liang)的儀(yi)表，也可以測量(liang)各種電(dian)(dian)氣設(she)備(bei)與地網地極間(jian)的連接導(dao)體的電(dian)(dian)阻，變壓器(qi)直流(liu)電(dian)(dian)阻，還(huan)可以測量(liang)開關(guan)、插座(zuo)觸點(dian)(dian)的接觸電(dian)(dian)阻、線(xian)圈、金屬導(dao)線(xian)、焊接點(dian)(dian)等低值(zhi)電(dian)(dian)阻。廣泛應(ying)用于電(dian)(dian)信、電(dian)(dian)力