压力参数综合测试仪简介及检定规程应用探讨

Verification Method of Digital Pressure Gauge

简要介绍压力参数综合测试仪种类、原理,分析JJG875-2005《数字压力计》检定规程,明确标准器的选用,对部分检定项目指标要求结合工作经验进行定量化分析,阐述了影响数字压力计测量不确定度的几个因素。

This paper briefly introduces the type and principle of the pressure parameter comprehensive tester, analyzes the verification regulation of JJG875-2005 "digital pressure gauge", makes clear the selection of the standard gauge, makes quantitative analysis on the index requirements of some verification items combined with work experience, and expounds several factors affecting the measurement uncertainty of the digital pressure gauge.