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JJF(翼)193-2021 三氟化氮气体检测仪校准规范

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JJF(翼)193-2021
三氟化氮气体检测仪校准规范
Calibration Specification for Nitrogen Trifluoride Gas Detectors
2021-12-01实施
2021-09-16发布 目 录 引言................................................................... (1) 1 范围.................................................................. (1) 2 引用文件.............................................................. (1) 3 概述.................................................................. (1) 4 计量特性.............................................................. (1) 4.1 示值误差 ............................................................ (1) 4.2 重复性 .............................................................. (1) 4.3 响应时间 ............................................................ (2) 4.4 报警功能和报警动作值 ................................................ (2) 4.5 漂移 ................................................................ (2) 5 校准条件.............................................................. (2) 5.1 环境条件............................................................ (2) 5.2 测量标准及其他设备 .................................................. (2) 6 校准项目和校准方法.................................................... (3) 6.1 仪器的调整 .......................................................... (3) 6.2 示值误差 ............................................................ (3) 6.3 重复性 .............................................................. (3) 6.4 响应时间 ............................................................ (4) 6.5 报警功能和报警动作值 ................................................ (4) 6.6 漂移 ................................................................ (4) 7 校准结果表达 .......................................................... (5) 8 复校时间间隔 .......................................................... (5) 附录 A 三氟化氮气体检测仪校准记录 ....................................... (6) 附录 B 证书内页格式 ..................................................... (8) 附录 C 三氟化氮气体检测仪示值误差校准结果的不确定度评定 ................. (9)