JJG960-2001-水准仪检定装置检定规程.pdf

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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

2、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·······································································

4、···········一(I)5通用技术要求·················································································⋯⋯、I)6计量器具控制·················································································，·⋯(2)6.1检定条件·················.································

5、···································⋯⋯(2)6.2检定项目···················································································⋯⋯(2)6.3检定方法。···················································································⋯⋯(2)6.4检定结果的处理··················

6、·························································⋯⋯(5)6.5检定周期··················································································，·⋯⋯(6)附录A计算实例·················································································⋯⋯(7)附录B检定证书和

7、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

8、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