High resolution differential thermometer
Abstract
Main schematic solutions of differential thermometers with measurement resolution about 0.001°C are considered. Differential temperature primary transducer realized on a transistor differential circuit in microampere mode. Analytic calculation and schematic mathematic simulation of primary transducer are fulfilled. Signal transducer is realized on a high precision Zero-Drift Single-Supply Rail-to-Rail operation amplifier AD8552 and 24-Bit S-D microconverter ADuC834.
Copyright (c) 2009 Gotra Z. Yu., Holyaka R. L., Pavlov S. V., Kulenko S. S., Manus O. V.

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