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《JJG960-2001水准仪检定装置检定规程.pdf》由会员上传分享,免费在线阅读,更多相关内容在应用文档-天天文库。
1、tftr唇中华人民共和国国家计量检定规程TJG960-2004水准仪检定装置LevelVerihca6el?汾S!CPl2001一03一02批准2001一06一01实施国家质量技术监督局发布刀G肠团-2001水准仪检定装置检定规程人勺六,..护叭,,.VerificationRegulation.心叭JJG961)-2001J..今叭,.℃ofLevelVerificationSystem本规程经国家质量技术监督局于2001年03月02日批准,并自2001年06月01日起施行。归口单位:全国几何量角度计量技术委员会主要起草单位:中国计量科学研究院参加起草单位:国家地震局武汉地震研究所
2、本规程委托全国几何量角度计量技术委员会负责解释JJG960一2001本规程主要起草人:沈妮(中国计量科学研究院)刘雯(中国计量科学研究院)参加起草人:付辉清(国家地震局武汉地震研究所)JJG960-2001目录1范围···················································。········································,··⋯(1)2引用文献···················································································
3、····⋯⋯八)3概述·····························································································⋯⋯(I)4计量性能要求··················································································一(I)5通用技术要求·················································································⋯⋯、I)
4、6计量器具控制·················································································,·⋯(2)6.1检定条件·················.···································································⋯⋯(2)6.2检定项目···················································································⋯⋯(2)6.3检定方法。·
5、··················································································⋯⋯(2)6.4检定结果的处理···········································································⋯⋯(5)6.5检定周期··················································································,·⋯⋯(6)附录A计算实例···············
6、··································································⋯⋯(7)附录B检定证书和检定不合格通知书内页格式··········································⋯⋯(9)JJG,团-2001水准仪检定装置,范围本规程适用于各种水准仪检定装置的首次检定、后续检定和使用中检验。2引用文献JJG425-1994《水准仪检定规程》JB/T7399-1994《平行光管》JJF1059~一1999《测量不确定度评定与表示》JJF1001-1998《通用计量术语及定义》使用本规程时,应注意使用
7、上述文献的现行有效版本。3概述水准仪检定装置主要性能有两个:一是具有一条成像在无穷远目标的水平方向的视准线;二是在一条视准线上从5m到无穷远范围内应分布不少于5个十字丝目标。装置的工作原理可分为两种:直接检定与比较检定。直接检定分为自动安平式和电子水泡式。自动安平式采用自动安平式平行光管,检定装置的工作原理示意见图1。电子水泡式采用三点互调法将作为标准的自准直仪视准轴调水平,利用安装在自准直仪上的电子水泡进行监测和读数。比较检定时采用i角簇4"的高准确度水
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