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Electromagnetic instrument

Metrological terms issued in 2015
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Electromagnetic instrument (moving iron instrument) was released in 2015 Metrology Nouns.
Chinese name
Electromagnetic instrument
Foreign name
electromagnetic instrument,moving-iron instrument
Discipline
Metrology [1]
Year of publication
2015

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The instrument is composed of movable iron core made of soft magnetic material. The movable core is either driven by the current of a fixed coil, or driven by one or more fixed cores made of soft magnetic materials magnetized by the current of a fixed coil.

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Metrological Terminology.