上游充通大粤 SHANGHAI JIAO TONG UNIVERSITY RTD Advantages and Disadvantages Advantages: ©Disadvantages: 。Stable ·Expensive ·Very accurate Current source Change in required resistance is linear Small change in resistance 。Self heating Less rugged than thermocouples.RTD Advantages and Disadvantages Advantages: • Stable • Very accurate • Change in resistance is linear Disadvantages: • Expensive • Current source required • Small change in resistance • Self heating • Less rugged than thermocouples