Filledsystemthermometer
Precautions while using Laboratory Thermometers
Filledsystemthermometer
Thistypeofthermometerhasabourdontubeconnectedbyacapillarytubetoahollowbulb.Whenthesystemisdesignedforandfilledwithagas(usuallynitrogenorhelium)thepressureinthesystemsubstantiallyfollowsthegaslaw,andatemperatureindicationisobtainedfromthebourdontube.Thetemperaturepressuremotionrelationshipisnearlylinear.Atmosphericpressureeffectsareminimizedbyfillingthesystemtoahighpressure.Whenthesystemisdesignedforandfilledwithaliquid,thevolumechangeoftheliquidactuatesthebourdontube.
Turn the thermometer on and make sure the screen reads zero
Uses
Bimetallic stripthermometers
Points to kept in Mind while using a thermometer
Safety
Precautions while using a clinical thermometer
Warning
Filledsystemthermometer
Clinical Thermometer
Themometer
Take a temperature with a digital thermometer
Types of Thermometers More ...
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