²  计(ji)(ji)量功效：撑(cheng)持(chi)正向、反向有功电(dian)能(neng)计(ji)(ji)量，此中(zhong)反向电(dian)量计(ji)(ji)入正꧒向电(dian)量；

²  预支费(fei)办理功(gong)效：电(dian)能(n🤡eng)(neng)表可与PC机售电(dian)体(ti)系共同完成(cheng)预支费(fei)办理功(gong)效。用户(hu)拔(ba)出(chu)开户(hu)卡ౠ，对电(dian)能(neng)(neng)表的(de)报(bao)警(jing)电(dian)量(liang)、透支电(dian)量(liang)、限购电(dian)量(liang)、囤积电(dian)量(liang)、过(guo)载(zai)负(fu)荷等(deng)参数停止设(she)置，并向电(dian)能(neng)(neng)表充(chong)值给负(fu)载(zai)通(tong)电(dian)；完成(cheng)参数设(she)置后开户(hu)卡即成(cheng)为(wei)用户(hu)的(de)购电(dian)卡，用于平常(chang)的(de)购电(dian)、充(chong)值；

²  报(bao)(bao)(bao)警功效(xiao)：电(dian)(dian)(dian)能表(biao)可设(she)置报(bao)(bao)(bao)警电(dian)(dian)(dian)量(liang)，电(dian)(dian)(dian)能表(biao)残剩电(dian)(dian)(dian)量(liang)小于显(xian)现报(bao)(bao)(bao)警电(dian)(dian)(dian)量(liang)时停止显(xian)现报(bao)(bao)(bao)警，在小于拉闸报(bao)(bao)(bao)警电(dian)(dian)(dian)量(liang)时给负(fu)载断电(dian)(dian)(dian)，提示用(yong)户(hu)充值，此(ci)时可插购(gou)电(dian)(dian)(dian)卡规复(fu)供电(dian)(dian)(dian)，当用(yoꦦng)电(dian)(dian)(dian)量(liang)残剩电(dian)(dian)(dian)量(liang)为0时，电(dian)(dian)(dian)能表(biao)主动拉闸断电(dian)(dian)(dian)，用(yong)户(hu)购(gou)电(dian)(dian)(dian)充值后规复(fu)供电(dian)(dian💮)(dian)；

²  一(yi)卡(ka)多(꧙duo)表(biao)功效♓：一(yi)户一(yi)卡(ka)，一(yi)卡(ka)最(zui)多(duo)可办理(li)8只预支(zhi)费(fei)电表(biao)或水表(biao)；

²  补(bu)꧑卡功效：电能表可与PC机(ji)售电体系(xi)共同完成补(bu)卡购量(liang)，补(bu)卡补(bu)量(liang)，从(cong)头开户(hu)ඣ等多项操纵；

²  负荷(he)(he)检测(ce)：经由🐲(you)过程用户(hu)卡(ka)设置(zhi)电(dian)(dian)表参数(shu)，电(dian)(dian)能(neng)表可(ke)对用户(hu)现(xian)实(shi)负载(zai)(zai)情况(kuang)停(ting)止检测(ce)，🐎并(bing)在负荷(he)(he)过大时(shi)断电(dian)(dian)实(shi)施自(zi)我(wo)掩(yan)护。用户(hu)在开户(hu)时(shi)可(ke)选(xuan)择设置(zhi)过载(zai)(zai)负荷(he)(he)参数(shu)，电(dian)(dian)能(neng)表在大于过载(zai)(zai)负荷(he)(he)参数(shu)时(shi)主动断电(dian)(dian)，并(bing)显现(xian)“SUP_ _”提(ti)示用户(hu)负荷(he)(he)过大，用户(hu)可(ke)期待5～6分钟或拔出IC卡(ka)片(pian)给(ji)负载(zai)(zai)通电(dian)(dian)；

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