What Is A Platinum Resistance Thermometer? You are here: Home / What Is / What Is A Platinum Resistance Thermometer? Platinum Resistance Thermometer is often abbreviated PRT. A platinum resistance thermometer is a type of temperature sensor that uses resistance to measure temperature. It is a synonym for resistance thermometer.View Detailed Technical Information: Resistance Thermometer View Our Platinum Resistance Thermometers Share on facebook Share on twitter Share on linkedin