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安(an)科瑞預付費管(guan)理系(xi)統(tong)用(yong)(yong)集中充(chong)(chong)值(zhi)終端安(an)裝在強電(dian)(dian)井外(wai)部，并與安(an)裝在強電(dian)(dian)井內部的預付費電(dian)(dian)能(neng)(neng)表建(jian)立RS485總線通信(xin)，用(yong)(yong)戶在強電(dian)(dian)井外(wai)部的ACRT充(chong)(chong)值(zhi)終端上(shang)刷射頻卡，便可自行完成對電(dian)(dian)能(neng)(neng)充(chong)(chong)值(zhi)和信(xin)息查(cha)詢，無需管(guan)理人員參與，為用(yong)(yong)戶及(ji)管(guan)理方提供了方便。