Freezer temperature monitor and alarm

An electronic instrument for measuring freezer temperature in the range of +40 to -40°C is described. The salient features of the instrument are remote display (digital and analogue versions with an accuracy of ± 0.1 and ± 0.5°C respectively) and provision for continuous record of temperature. Two types of sensors using thermistor and P. N. function of transistor were used for temperature sensing.

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Bibliographic Details
Main Authors: Ramakrishnan, K., Vijayabharathi, K., Sivadas, T.K.
Format: article biblioteca
Language:English
Published: 1982
Subjects:Fisheries, fishery products, thermometers, freezing storage,
Online Access:http://hdl.handle.net/1834/33781
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