红外额温计测量准确性的主要影响因素分析

Analysis of the Main Influencing Factors on the Measurement Accuracy of Infrared Forehead Thermometer

与接触式体温计相比,红外额温计的测量结果受到测量条件的影响,误差普遍偏大。本文分别用理论计算和试验分析的方法研究了环境温度、测量距离和标准装置对额温计测量准确性的影响。研究结论为红外额温计的生产商、计量人员和使用者提供了一些值得参考的建议。

Compared with contact thermometer,the measurement result of infrared forehead thermometer is affected by measurement conditions,and the error is generally large.In this paper,the influence of ambient temperature,measurement distance and standard equipment on the measurement accuracy of forehead thermometer is studied by theoretical calculation and experimental analysis.The research conclusion provides some valuable suggestions for the manufacturers,metrologists and users of forehead thermometer.