Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Nomenclature
5 General requirements
5.1 Safety
5.2 Alternative construction
5.3 Materials
5.4 Design requirements
5.5 Constructional requirements
6 Test methods
6.1 General
6.2 Test methods for outlet pressure
6.3 Test method for pressure-relief valve
6.4 Test methods for leakage
6.5 Test method for mechanical strength
6.6 Test method for resistance to ignition
6.7 Test method for accuracy of flow of pressure
regulators fitted with flowmeters or flowgauges
6.8 Test method for the stability of flow of pressure
regulators fitted with flowmeters or flowgauges
6.9 Test method for stability and accuracy of flow of
pressure regulators fitted with fixed orifices
6.10 Test method for flow setting and loosening torques
6.11 Test method for durability of markings and colour
coding
7 Marking, colour coding, packaging
7.1 Marking
7.2 Colour coding
7.3 Packaging
8 Information to be supplied by the manufacturer
Annex A (informative) Typical examples of pressure regulators
and pressure regulators with flow-metering
devices
Annex B (informative) Rationale
Annex C (informative) Reported regional and national deviations
of colour coding and nomenclature for
medical gases
Bibliography
ANNEX ZA (informative) Relationship between this European
Standard and the Essential Requirements
of EU Directive 93/42 EEC concerning
Medical Devices