浅析手持式数字多用表的校准及常见问题  

Analysis of Calibration and Common Problems of Handheld Digital Multimeters

作　　者：赵巍巍 ZHAO Wei-wei(Mianyang Metrology and Testing Institute)

机构地区：[1]绵阳市计量测试所

出　　处：《中国标准化》2025年第1期262-264,共3页China Standardization

摘　　要：本文依据数字多用表校准规范,结合手持式数字多用表的技术指标和实际测量情况,对直流电流的测量结果进行不确定度评定,并对校准过程中遇到的常见问题给出解决对策,为手持式数字多用表量值传递的准确可靠提供保障。According to the calibration specification of the digital multimeter,this paper integrates the technical indicators and actual measurement of handheld digital multimeters to evaluate the uncertainty of the DC current measurement results,and to solve the common problems encountered during the calibration process.It provides a guarantee of the accuracy and reliability of the digital multimeter value.

关 键 词：数字多用表 标准不确定度 校准 

分 类 号：TM938.12[电气工程—电力电子与电力传动]