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BS EN ISO 10524-1:2019+A1:2023

BS EN ISO 10524-1:2019+A1:2023

$167.15

Pressure regulators for use with medical gases – Pressure regulators and pressure regulators with flow-metering devices

Published By Publication Date Number of Pages
BSI 2023 42
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PDF Catalog

PDF Pages PDF Title
2 undefined
4 European foreword
7 Foreword
8 Introduction
9 1 Scope
2 Normative references
10 3 Terms and definitions
12 4 Nomenclature
5 General requirements
5.1 Safety
5.2 Usability
5.3 Alternative construction
5.4 Materials
13 6 Design requirements
6.1 General
14 6.2 Indicator for cylinder pressure or cylinder content
6.2.1 General
6.2.2 Pressure gauges, pressure indicators, and flowgauges
6.3 Integrated electronic device
6.4 Connections
6.4.1 Inlet connector
15 6.4.2 Outlet connectors
6.5 * Requirements for outlet pressure
6.5.1 Pressure outlet
16 6.5.2 Flow outlet
6.6 Flow-metering device
6.7 Flow control and indication
6.8 Pressure-adjusting device
17 6.9 * Filtration
6.10 * Pressure-relief device
6.11 Leakage
18 6.12 Mechanical strength
6.12.1 Resistance of the high-pressure side
6.12.2 Resistance of the low-pressure side to pneumatic pressure
6.12.3 Resistance of the low-pressure side to inlet pressure, P1
6.13 * Resistance to ignition
6.14 Requirements for pressure regulators with flowmeters
6.14.1 Calibration
6.14.2 Accuracy of flow
19 6.14.3 Stability of flow
6.14.4 Legibility
6.14.5 Flow control device
6.15 Requirements for PRESSURE REGULATORS fitted with flowgauges
6.15.1 Calibration
6.15.2 Accuracy of flow
6.15.3 Stability of flow
20 6.16 Requirements for pressure regulators fitted with fixed orifices
6.16.1 Stability and accuracy of flow
6.16.2 * Flow setting torque
6.16.3 Removal of a fixed orifice
6.16.4 Legibility
6.17 Endurance
6.17.1 ​Flow selector
21 6.17.2 Pressure regulator
7 Construction requirements
7.1 * Cleanliness
7.2 Lubricants
7.3 Loosening torques
22 8 Test methods for type tests
8.1 General conditions
8.1.1 General
8.1.2 Ambient conditions
8.1.3 Test gas
8.1.4 Reference conditions
8.2 Test schedule
24 8.3 Test methods for outlet pressure
8.3.1 Test equipment
25 8.3.2 Test methods for determining outlet pressure limits for a pressure regulator fitted with a pressure outlet
26 8.3.3 Test method for determining the outlet pressure limit for a pressure regulator fitted with a flow outlet
8.4 Test method for a pressure-relief device
8.5 Test methods for leakage
8.5.1 External leakage
27 8.5.2 Internal leakage
8.6 Test method for mechanical strength
8.6.1 Test method for the high-pressure side
8.6.2 Test method for resistance of the low-pressure side to pneumatic pressure
8.6.3 Test method for the resistance of the low pressure side to P1
28 8.7 Test method for resistance to ignition
8.7.1 General
8.7.2 Test procedure for adjustable and pre-set pressure regulators
8.8 Test method for accuracy of flow of pressure regulators fitted with flowmeters or flowgauges
8.9 Test method for the stability of flow of pressure regulator fitted with flowmeters or flowgauges
29 8.10 Test method for stability and accuracy of flow of pressure regulators fitted with fixed orifices
8.11 Test method for flow setting and loosening torques
8.11.1 General
8.11.2 Test method for verifying no stable position between two settings
8.12 Test method for durability of markings and colour coding
8.13 ​*Flow selector endurance test
30 8.14 Pressure regulator endurance test
9 Marking, colour coding, and packaging
9.1 Marking
32 9.2 Colour coding
9.3 Packaging
10 Information to be supplied by the manufacturer
34 Annex A (informative) Rationale
39 Annex B (informative) Reported regional and national deviations of colour coding and nomenclature for medical gases
41 Bibliography

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BS EN ISO 10524-1:2019+A1:2023
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