Resistance of PT100 is used as temperature sensor assisted by operation magnifier with high input resistance ,it can be used for high accurate temperature measuring.

• 使用PT100-铂电阻作为温度传感器,辅之高输入阻抗的运算放大器,可用于高精度温度测量,用单片机作为测量核心可使电路简单、实用。