王三强,刘献成,梁星,米思蓓,程渝琴.手持式数字多用表”的校准方法研究[J].电测与仪表,2018,55(23):142-145. WANG San-qiang,LIU Xian-cheng,LIANG Xing,MI Si-bei,CHENG Yu-qin.Study on The Calibration Method of[J].Electrical Measurement & Instrumentation,2018,55(23):142-145.
In this paper, the working principle and basic characteristics of handheld digital multipurpose meter are analyzed. According to the existing relevant regulations and the actual working conditions, two methods of standard source and standard table are used to calibrate the handheld digital multipurpose meter respectively. It has high practical value and is used for the calibration of the handheld. The type of digital multimeter provides a way of thinking.