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  2. Electricity meter - Wikipedia

    en.wikipedia.org/wiki/Electricity_meter

    North American domestic analog (Ferraris disk) electricity meter. Electricity meter with transparent plastic case (Israel) An electricity meter, electric meter, electrical meter, energy meter, or kilowatt-hour meter is a device that measures the amount of electric energy consumed by a residence, a business, or an electrically powered device over a time interval.

  3. Smart meter - Wikipedia

    en.wikipedia.org/wiki/Smart_meter

    The term smart meter often refers to an electricity meter, but it also may mean a device measuring natural gas, water or district heating consumption. [1] [2] More generally, a smart meter is an electronic device that records information such as consumption of electric energy, voltage levels, current, and power factor.

  4. PJM Interconnection - Wikipedia

    en.wikipedia.org/wiki/PJM_Interconnection

    According to the Energy Information Administration (EIA), in 2021 nationwide 12% of US electric energy was produced by wind and solar. [ 21 ] Even a year later in 2022, PJM produced only 4.7% by wind and solar, as seen in the table above, although the PJM Independent Market Monitor reported wind and solar accounted for 6.8% of PJM energy in ...

  5. Prepayment meter - Wikipedia

    en.wikipedia.org/wiki/Prepayment_meter

    Electricity meter; Water meter; Gas meter; Parking meter; Other disambiguation pages: Pay as you go (disambiguation) Prepayment (disambiguation)

  6. Automatic meter reading - Wikipedia

    en.wikipedia.org/wiki/Automatic_meter_reading

    Automatic meter reading (AMR) is the technology of automatically collecting consumption, diagnostic, and status data from water meter or energy metering devices (gas, electric) and transferring that data to a central database for billing, troubleshooting, and analyzing. This technology mainly saves utility providers the expense of periodic ...

  7. Utility submeter - Wikipedia

    en.wikipedia.org/wiki/Utility_submeter

    Utility sub-metering is a system that allows a landlord, property management firm, condominium association, homeowners association, or other multi-tenant property to bill tenants for individual measured utility usage. [citation needed] The approach makes use of individual water meters, gas meters, or electricity meters.