NBN EN 738-2 : 1999

Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 Symbols and terminology
5 General requirements
6 Test methods
7 Marking, colour coding, packaging
8 Information to be supplied by the manufacturer
Annex A (normative) Special national conditions
Annex B (informative) Examples of pressure regulators
Annex C (informative) Bibliography
Annex D (informative) Rationale
Annex ZA (informative) Clauses of this European Standard
                       addressing essential requirements or
                       other provisions of EU Directives

Applicable to manifold pressure and line pressure regulators to supply pipeline systems for; oxygen, nitrous oxide, air for breathing, carbon dioxide, oxygen/nitrous oxide mixture (50/50%(v/v), air for driving surgical tools, nitrogen for driving surgical tools. Not applicable to pressure regulators for use with suction services.