jjg 932-1998 压阻真空计检定规程.pdf

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1、中华人民共和国国家计量检定规程JJG932-1998压阻真空计PiezoresistiveVacuumGauge1998一05一14发布1998一10一01实施国家质量技术监督局发布JJG932-1998压阻真空计检定规程广.。·。.。.今.今JJG932-1998{VerificationRegulationof.。.今、.o.。，。.o.0.o.0.o.o.o.o.o.o.口.‘PiezoresistiveVacuumGauge本检定规程经国家质量技术监督局于1998年05月14日批准，并白1998年10月01日起实施。归口单位:全国压力计量技术委员会起草单位

2、:北京市计量科学研究所本规程技术条文由起草单位负责解释标准分享网www.bzfxw.com免费下载JJG932-1998本规程主要起草人:赵新华(北京市计量科学研究所)参加起草人:杜雪春(北京仪器厂)庞世信(沈阳仪器仪表工艺研究所).IJG932-1998目录一概述·······················································································⋯⋯(1)二技术要求·......................................................

3、................................(1)三检定条件·......................................................................................(1)(一)检定设备···，·············································································⋯⋯(1)(二)检定环境条件·····················································

4、······················⋯⋯(1)四检定项目和检定方法·.......................................................................(2)(一)外观·······················································································⋯⋯(2)(二)绝缘电阻检定································································，··

5、········⋯⋯(2)(三)压力示值检定···········································································⋯⋯(2)五检定结果的处理和检定周期·..............................................................(2)附录1压阻真空计检定记录单·························································⋯⋯(3)附录2检定证书背面格式··················

6、·············································⋯⋯(4)附录3检定结果通知书背面格式······················································⋯⋯(5)标准分享网www.bzfxw.com免费下载.T.TG932-1998压阻真空计检定规程本规程适用于新制造、使用中和修理后的压阻真空计的检定。一概述压阻真空计由规管、测量显示单元和连接电缆组成。测量显示单元有指针式和数字式两种类型。规管为压阻应变式传感器。工作时，压阻应变片变形输出电信号，经测量显示单元转换成相应的压力值，

7、其值由数字显示或指针指示出来。压阻真空计标称测量范围为105--1护Pa,测量范围为1护一1护Pa.二技术要求1外观1.1压阻真空计测量显示单元应有产品名称、型号、编号、制造单位和出厂日期等标志。规管应有型号和编号等标志。1.2测量显示单元的功能键应能正常工作;连接电缆应完好。1.3指针式测量显示单元不应有机械零点失调、卡针和表面刻度不清楚等现象。1.4数字式测量显示单元应无缺字、缺段、数字乱跳等现象。1.5规管的接插件应无松动。2绝缘电阻压阻真空计的电源端子对机壳的绝缘电阻，应不低于20Mno3压力示值相对误差在压力测量范围1护一1护Pa内(包括1护，1护Pa点

8、)，示值相