Foreword
1 Scope
2 Normative references
3 Definitions and symbols
3.1 Definitions
3.2 Symbols
4 Instrumentation
4.1 Air flow rate measurement
4.2 Pressure measurement
4.3 Temperature measurement
5 Sampling
5.1 General
5.2 Integral damper
6 Determination of the calibration curve
6.1 Principle
6.2 Test installation
6.3 Test procedure
7 Test to determine the effect of flow disturbance on
measurement accuracy
7.1 Principle
7.2 Test procedure
8 Test report
8.1 Test results
8.2 Contents
Annex A [normative] Zero-pressure difference method
A.1 Principle