上游充通大粤 SHANGHAI JIAO TONG UNIVERSITY Resistive Temperature Detectors (RTD),the basics ©How it works: 0 Utilizes the fact that resistance of a metal changes with temperature. 国 Make up: Traditionally made up of platinum,nickel,iron or copper wound around an insulator. Temperature range: From about-196°Cto 482°C. Thin Film RTD R(t)/R(0)=1+aT+bT2Resistive Temperature Detectors (RTD), the basics How it works: • Utilizes the fact that resistance of a metal changes with temperature. Make up: • Traditionally made up of platinum, nickel, iron or copper wound around an insulator. Temperature range: • From about -196 °C to 482 °C. Thin Film RTD R ( t)/ R(0) = 1 + a T + bT2