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  2. List of IEC standards - Wikipedia

    en.wikipedia.org/wiki/List_of_IEC_standards

    IEC 60325 Radiation protection instrumentation – Alpha, beta and alpha/beta (beta energy >60 keV) contamination meters and monitors; IEC 60329 Strip-wound cut cores of grain oriented silicon-iron alloy, used for electronic and telecommunication equipment; IEC 60331 Tests for electric cables under fire conditions – Circuit integrity

  3. Utility submeter - Wikipedia

    en.wikipedia.org/wiki/Utility_submeter

    Mobile home parks often submeter their tenants. 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.

  4. Turndown ratio - Wikipedia

    en.wikipedia.org/wiki/Turndown_ratio

    A turbine meter has a turndown ratio of 10:1. Rotary positive displacement meters have a turndown ratio of between 10:1 and 80:1, depending on the manufacturer and the application. Diaphragm meters are considered to have a turndown ratio of 80:1. Multipath ultrasonic meters often have a stated turndown ratio of 50:1.

  5. Lease automatic custody transfer unit - Wikipedia

    en.wikipedia.org/wiki/Lease_automatic_custody...

    A Lease Automatic Custody Transfer unit or LACT unit measures the net volume and quality of liquid hydrocarbons.A LACT unit measures volumes in the range of 100 to 7,000 barrels (16 to 1,100 m 3) of oil per day.(*LACTs can transfer/measure more than 7000 bbls/day) This system provides for the automatic measurement, sampling, and transfer of oil from the lease location into a pipeline.

  6. Current meter - Wikipedia

    en.wikipedia.org/wiki/Current_meter

    A current meter is an oceanographic device for flow measurement by mechanical, tilt, acoustical or electrical means. Different reference frames

  7. Multimeter - Wikipedia

    en.wikipedia.org/wiki/Multimeter

    The meter comprised a moving coil meter, voltage and precision resistors, and switches and sockets to select the range. The first Avometer had a sensitivity of 60 Ω/V, three direct current ranges (12 mA, 1.2 A, and 12 A), three direct voltage ranges (12, 120, and 600 V or optionally 1,200 V), and a 10,000 Ω resistance range.

  8. Meter-Bus - Wikipedia

    en.wikipedia.org/wiki/Meter-Bus

    M-Bus or Meter-Bus is a European standard (EN 13757-2 physical and link layer, EN 13757-3 application layer) for the remote reading of water, gas or electricity meters. M-Bus is also usable for other types of consumption meters, such as heating systems or water meters. The M-Bus interface is made for communication on two wires, making it cost ...

  9. 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.