The article presents a description and properties of electronic electricity meters based on EA-type meters. Special attention is paid to the metrological properties of the electronic meter, highlighting the advantages and disadvantages of this type of meter. The operation of the meter is supported by the Astest 4.0 computer program, which enables the reading of measured values, parameterization of the meter consisting of reading or changing meter parameters, and is also capable of identifying the user of the measurement system. The article also presents an evaluation of measurement results, showing on charts how the mean measurement error values change, taking into account the standard uncertainty and the combined uncertainty of the meter error.Electricity measurements performed using meters are used for various purposes. They can serve as a source of information on electricity consumption (…)
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Source: Logistyka Magazine
The use of an electronic meter in electrical energy measurements – PDF file for download