BS ISO 19685:2017确定了皮拉尼压力计的参数及其校准程序，并描述了 操作这些仪表时应考虑测量不确定性。本文件适用于在0.01 Pa至150 kPa压力范围内工作的皮拉尼真空计。当校准皮拉尼压力表并将其用作标准时，本文件补充了ISO 3567和ISO 27893 参考标准。此外，本文件还规定了皮拉尼压力表的响应时间和响应时间的表征程序 滞后。交叉引用:ISO/IEC 17025:2005 ISO 3567:2011 Ed 1ISO 27893:2011 Ed 1购买本文件时，所有当前可用的修订版均包含在购买本文件中。

BS ISO 19685:2017 identifies parameters of Pirani gauges, their calibration procedure, and describes measurement uncertainties to be considered when operating these gauges.This document applies to Pirani vacuum gauges operating over a pressure range of 0,01 Pa to 150 kPa.This document complements ISO 3567 and ISO 27893 when calibrating Pirani gauges and using them as reference standards.In addition, this document defines procedures to characterize Pirani gauges for response time and hysteresis.Cross References:ISO/IEC 17025:2005ISO 3567:2011 Ed 1ISO 27893:2011 Ed 1All current amendments available at time of purchase are included with the purchase of this document.