Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 General requirements
4.1 Electrical safety
4.2 Mechanical safety
5 Identification, marking and documents
5.1 Marking of the scale or display
5.2 Marking of PEFM or packaging
5.3 Accompanying documents
5.4 Technical description
6 PEFM measurement ranges
7 Performance requirements
7.1 Error of measurement
7.2 Linearity
7.3 Resistance to flow
7.4 Frequency response
8 Dismantling and reassembly
9 Effects of mechanical ageing
10 Effects of dropping hand-held PEFM
Annex A (normative) - Method of determining error, repeatability
and resistance to flow of peak expiratory
flow meter output
A.1 - Principle
A.2 - Apparatus
A.3 - Procedure
A.4 - Calculations
A.5 - Test report
A.6 - Pass/fail criteria
Annex B (normative) - Method of determining frequency response
B.1 - Principle
B.2 - Apparatus
B.3 - Procedure
B.4 - Calculations for frequency response
B.5 - Test report
B.6 - Pass/fail criteria
Annex C (normative) - Test methods for determining the effects of
dismantling, ageing and dropping
C.1 - Principle
C.2 - Apparatus
C.3 - Procedures
C.4 - Calculation of effects
C.5 - Test report
Annex D (informative) - Rationale for tests and examples of test
apparatus
D.1 - Introduction
D.2 - General
D.3 - Apparatus
Annex ZA (informative) - Clauses of this European standard
addressing essential requirements or other
provisions of EU directives
Bibliography