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A brief analysis of the structure and function of the characteristics of the IC card smart meters


* Source: Internet, Media    * Posted by: Admin    * Published: 2014-05-07


    1, the electronic structure, measurement accuracy, strong anti-interference ability .

    2 , high accuracy : all-electronic design , built-in import ASIC , accuracy is not frequency, temperature , voltage, high-order harmonics .

    3, IC card smart meter long life: using SMT technology , optimized circuit design , no need to adjust the circuit after the whole factory .

    4 , low power consumption : the use of low-power design , reduce line loss . Pre- charge ; IC card to transfer data , data readback , including: readback total power, remaining capacity, the cumulative purchase of electricity in the table , the total number of purchase information .

    5, IC card smart meter startup current, low current measurement accuracy .

    6, with electricity lines over 300V automatic power-off function .

    7 , a table and a card , IC card encryption security measures have improved , the product delivered to the user , the manufacturers can not break the secret .

    8, IC card prepaid electricity smart meters with function , automatic power-off run . Alarms can be set to power, to remind the user to purchase electricity.

    9, the administration may at any time check the meter running and testing.

    10 , set the power limit , the power gauge , the power to protect the power lines .

    11, IC card smart meter also has a variety of anti-theft features, starting current, no creep , wide load, low- power consumption.

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