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Smart sockets with precise current measurement - which brand and model to choose?

pendzel_3 1098 3
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  • #1 20214325
    pendzel_3
    Level 10  
    Hello,
    I recently purchased a Connect P3 WIFI Nest branded by Kruger&Matz albeit running on the TUYA platform.

    Smart sockets with precise current measurement - which brand and model to choose? .

    The socket fulfils its basic function, but the precision of the current consumption measurements leaves much to be desired, even for a budget product. For example, the socket self-consumption indicates about 6W, the actual consumption is at about 0.6W.
    When connected to an impulse power supply, the consumption of which is approx. 8W, it indicates 0W.
    The higher the load, the greater the deviation from reality, e.g. for an intake of ~1kW measured with other meters it is already 1240W.
    So a deviation of ~20%.

    Do you use any other wifi sockets with better precision of consumption measurement? I care about a fairly reliable measurement, also at low values of a few watts. Unfortunately, the above-mentioned socket does not have such a feature and its precision is far from even such budget meters as the one below...

    Smart sockets with precise current measurement - which brand and model to choose?
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  • #2 20214346
    Grzegorz_madera
    Level 38  
    There are measuring instruments for measuring, not Chinese toys of unknown purpose.
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  • #3 20214386
    pendzel_3
    Level 10  
    I agree in principle, but I also do not expect laboratory precision, the above-mentioned Orno meter can also be called a Chinese toy, and yet its measurement is many times more precise than that of this particular model of socket, so maybe there are products on the market that are called "smart plug" and have a similar level of measurement precision.
    if so, i would be happy to purchase.
  • #4 20214415
    Maly
    Level 33  
    Still probably depends on what load it has, these toys are unlikely to have a True RMS function
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