²  计量功效：撑(cheng)持正向(xiang)、反向(xiang)有功电(dian)能计量，此中(zhong)反向(xiang)ꦍ电(dian)量计入正向(xiang)电(dian)量；

²  预支费办理(li)功(gong)(gong)效：电(dian)(dian)(dian)能(neng)表(biao)可(ke)与PC机售电(dian)(dian)(dian)体系共同完(wan)成预支费办理(li)功(gong)(gong)效。用(yong)户拔出(chu)开户卡，对(dui)电(dian)(dian)(dian)能(neng)表(biao)的(de)(de)报(bao)警电(dian)(dian)(dian)量(liang)、透支电(dian)(dian)(dian)量(liang)、限购(gou)电(dian)(dian)(dian)量(liang)、囤积电(dian)(dian)(dian)量(liang)、过载负荷等参数停止设置，并向电(dian)(dian)(dian)能(neng)表(biao)充值给(ji)负载✨通电(dian)(dian)(dian)；完(wan)成参数设置后(hou)开户卡即成为用(yong)户的(de)(de)购(gou)电(dian)(dian)(dian)卡，用(yong)于平常的(de)(de)购(gou)电(dian)(dian)(dian)、充值；

²  报警(jing)(jing)功效：电(dian)(dian)能(neng)🔴表可(ke)设置报警(jing)(jing)电(dian)(dian)量，电(dian)(dian)能(neng)表残剩(sheng)电(dian)(dian)量小于(yu)显(xian)现报警(jing)(jing)电(dian)(dian)量时(shi)停(ting)止(zhi)显(xian)现报警(jing)(jing)，在小于(yu)拉(la)(la)闸(zha)报警(jing)(jing)电(dian)(dian)量时(shi)给(ji)负(fu)载断(duan)电(dian)(dian)，提(ti)示用户(hu)充(chong)值，此(ci)时(shi)可(ke)插(cha)购电(dian)(dian)卡规复供电(dian)(dian)，当用电(dian)(dian)量残剩(sheng)电(dian)(dian)量为(wei)0时(shi)，电(dian)(dian)能(neng)表主动拉(la)(la)闸(zha)断(duan)电(dian)(dian)，用户(hu)购电(dian)(dian)充(chong)值后规复供电(dian)(dian)；

²  一(yi)卡多(duo)表功效(xiao)：一(yi)户一(yi)卡，一♒(yi)卡最多🀅(duo)可办理8只预(yu)支费电表或水表；

²  补(bu)卡(ka)(ka)功效：电(dian)能(neng)表可(ke)与PC机(ji)售电(dian)体系共同完(wan)成(cheng)补(bu)卡(ka)(ka)购(gou)量，补(bu)卡(ka)(ka)补(bu)量💦，从头开户等多(duo)项操纵；

²  负(fu)荷(he)检测：经由过(guo)程用(yong)(yong)户卡(ka)设(she)置(zhi)(zhi)电表参(can)(can)数，电能表可对(dui)用(yong)(yong)户现实负(fu)载(zai)情况(kuang)停🐟止检测，并(bing)在负(fu)荷(he)过(guo)大时断电实施自(zi)我(wo)掩护(hu)。用(yong)(yong)户在开户时可选(xuan)择(ze)设(she)置(zhi)(zhi)过(guo)载(zai)负(fu)荷(he)参(can)(can)数，电能表在大于过(guo)载(zai)负(fu)荷(he)参(can)(can)数时主(zhu)动断电，并(bing)显现“SUP_ _”提示用(yong)(yong)户负(fu)荷(he)过(guo)大，用(yong)(yong)户可期待5～6分钟或(huo)拔出IC卡(ka)片给负(fu)载(zai)通(tong)电；

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