Apparatus for measuring current flowing in a conductor
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United States of America Patent
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Feb 18, 2003
Grant Date -
Jun 14, 2001
app pub date -
Dec 7, 2000
filing date -
Dec 9, 1999
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Abstract
An apparatus for measuring current carried by a conductor has a differential voltage amplifier having inputs for connection to the conductor at two spaced-apart points thereof, constituting the ends of a segment. A circuit which converts an output voltage of the amplifier into a current value incorporates a microcontroller associated with a programmable memory storing a calibration table in digital form.
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