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National Instruments Module SCXI-1503 User Manual

Page 43

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Chapter 4

Theory of Operation

© National Instruments Corporation

4-13

SCXI-1503 User Manual

where

T(°K) is the temperature in degrees Kelvin, equal to T(°C) + 273.15.

R

T

is the resistance of the thermistor.

a, b, and c are coefficients obtained from the thermistor manufacturer
or calculated from the resistance-versus-temperature curve.