摘要
介绍一种新型实用的四线制PT1 0 0测温电路。提供了电路原理图 ,给出了该电路的参数计算公式和电路的调整方法。该电路具有一定的实用价值。
A new type of four_wire circuit for measuring temperature with PT 100 is studied in this paper. The circuit block diagram is given. The circuit parameters and the output voltage are also introduced. Finally, the measurement non_liner is given.
出处
《武汉工业学院学报》
CAS
2000年第3期73-75,共3页
Journal of Wuhan Polytechnic University
关键词
四线制
测温电路
恒流驱动
跨度调节
测量精度
four_wire
circuit for measuning temperature
fix current drive, span adjustment
