Resistance thermometer
Precautions while using Laboratory Thermometers
Resistance thermometer
Inthistypeofthermometerthechangeinresistanceofconductorsorsemiconductorswithtemperaturechangeisusedtomeasuretemperature.Usually,thetemperaturesensitiveresistanceelementisincorporatedinabridgenetworkwhichhasareasonablyconstantpowersupply.Althoughadeflectioncircuitisoccasionallyused,almostallinstrumentsofthisclassuseanullbalancesystem,inwhichtheresistancechangeisbalancedandmeasuredbyadjustingatleastoneotherresistanceinthebridge.Metalscommonlyusedasthesensitiveelementinresistancethermometersareplatinum,nickel,andcopper.
Thermistor Uses at home clinics and hospitals Warning Discard the plastic cover and put a new one on Bimetallic thermometer Bimetallic stripthermometers Safety Types Read the directions Mercury Spill Cleanup Pull the ear canal open by gently pulling the ear lobe back and up Thermometerconsistsofaliquid More ...
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