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Dwyer Instruments: Model LPI, Loop Powered Indicator

Square Root Function and User Defined Curves 4-Digit LED

The micro-pressure based Model LPI Loop Powered Indicator accepts a 4-20 mA input signal and displays the associated process variable such as pressure, level, flow, temperature or relative humidity. Local or remote indication of process variable can be viewed on the bright red four-digit LED. The user can quickly modify the instrument configuration via three push buttons. Program input/output scaling, engineering units, offset, decimal point position, and password protection. The Series LPI contains several linearizations which can be applied to the display including straight linear, square root, x 3/2, x 5/2, or a user defined 19 segment linearization curve. The indicator is housed in a NEMA 4X (IP66) polycarbonate enclosure with a 1/2" female NPT side port.

Model LPI Applications

  • Displays process values from various transmitters