Intelligent electronic device and method thereof
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United States of America Patent
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Jul 5, 2011
Grant Date -
Sep 25, 2008
app pub date -
Mar 27, 2008
filing date -
Mar 27, 2008
priority date (Note) -
Withdrawn
status (Latency Note)
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Abstract
An intelligent electronic device (IED) having a gain control unit adapted to selectively regulate operating ranges of output signals of a sensing circuit of the device is described. In one embodiment, the IED is a digital electric power and energy meter, which operating ranges for supply voltages and supply currents of electrical services may be adjusted to match pre-determined ranges for input signals of a data acquisition system or a data processing module of the meter.
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