With a spring spring thermometer, on-site display temperature, used in pipelines, chemical equipment, used to measure the surface temperature, special thermometer is pipes. Spring is thermometer bimetallic thermometer? Instrument to answer: yes, spring is one of the bimetallic thermometer thermometer. This kind of spring type surface thermometer is to rely on the principle of the double metal heat bilges cold shrink principle of sensors to work, by contact spring or magnet at the bottom of the thermometer to measure the metal surface and reading. ST221SS spring thermometer is commonly used a thermometer. Spring type thermometer when use should pay attention to the length of the spring and the diameter to be fixed.
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