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BS ISO 6953-2:2024

$189.07

Pneumatic fluid power. Compressed air pressure regulators and filter-regulators – Test methods to determine the main characteristics to include in supplier’s literature

Published By Publication Date Number of Pages
BSI 2024 48
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PDF Catalog

PDF Pages PDF Title
2 undefined
7 Foreword
8 Introduction
9 1 Scope
2 Normative references
10 3 Terms and definitions
4 Symbols and units
5 Test conditions
5.1 Gas supply
5.2 Temperature
11 5.3 Pressures
5.4 Inlet pressure
5.5 Test pressures (regulated pressure)
6 Test procedure to verify rated pressure
12 7 Flow characteristics tests
7.1 Test installation
13 7.2 General requirements
14 7.3 Test procedures
7.3.1 Initial test procedure
7.3.2 Forward flow rate-pressure characteristics test
7.3.3 Relief flow rate-pressure characteristics test
15 7.3.4 Procedure for other regulated pressure values
7.4 Calculation of characteristics
7.4.1 Flow rate-pressure characteristic curves
16 7.4.2 Flow rate-pressure hysteresis
7.4.3 Maximum forward sonic conductance
17 7.4.4 Maximum relief sonic conductance
8 Pressure regulation test
8.1 Test circuit
8.2 Test procedure
18 9 Maximum air consumption at null forward flow rate or relief flow rate for pilot-operated regulator with air bleed
9.1 Test installation
9.2 Test procedures
9.3 Calculation of characteristics
19 10 Special test procedures
10.1 Pilot pressure/regulated pressure characteristics test in the case of external pilot-operated pressure regulators
10.1.1 Test installation
10.1.2 Test procedures
10.1.3 Calculation of characteristics
21 10.2 Output resolution in the case of manual air pressure regulator
10.2.1 Test installation
10.2.2 Test procedures
22 10.2.3 Calculation of characteristic
23 10.3 Resolution in case of pressure-pilot air pressure regulator
10.3.1 Test procedures
10.3.2 Calculation of characteristic
10.4 Sensitivity
10.4.1 Test procedures
24 10.4.2 Calculation of characteristic
10.5 Repeatability test
10.5.1 General
10.5.2 Test installation
25 10.5.3 General test method
10.5.4 Test execution
26 10.5.5 Calculation of the repeatability value
11 Presentation of data
11.1 General
11.2 Flow rate-pressure characteristics
11.3 Pressure regulation characteristics
11.4 Maximum air consumption for pilot operated regulators with air bleed
11.5 Additional characteristics for pressure-pilot air pressure regulators
27 11.6 Additional characteristics for manual air pressure regulators
28 Annex A (informative) Comparison of repeatability test methods for manual air pressure regulators
47 Bibliography
BS ISO 6953-2:2024
$189.07