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Location：Home > Questions > Energy Metering IC > What is the correspondence between rn8209x (C \ D \ g) rn8208g rn8207c power register and voltage and current effective value register?

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What is the correspondence between rn8209x (C \ D \ g) rn8208g rn8207c power register and voltage and current effective value register?

Author：IRD    Time：2022.11.24    Hits：-

Answer: when power gain is 0 and power factor is 1, power register, voltage effective value register and current effective value register meet the following formula:
Power register value / 2 ^ 31 = (voltage RMS register value / 2 ^ 23) x (current RMS register value / 2 ^ 23).

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