SR EN ISO 9170-1:2020

ISO 9170-1:2017 is intended especially to ensure the gas-specific assembly, mechanical resistance, flow, leakage and pressure drop of terminal units and to prevent their interchange between different gases and services and applies to terminal units: a) intended for use in medical gas pipeline systems in accordance with ISO 7396-1; b) used as pressure outlets on pressure regulators in accordance with ISO 10524-1; c) used as pressure outlets on pressure regulators integrated with cylinder valves (VIPR) in accordance with ISO 10524-3. ISO 9170-1:2017 applies to terminal units for use with the following gases for administration to patients or for medical uses (A): - oxygen (A); - nitrous oxide (A); - medical air (A); - carbon dioxide (A); - oxygen/nitrous oxide mixture (A); - helium/oxygen mixtures (A); - oxygen 93 (A); - gases and gas mixtures classified as medical device (A); - gases delivered to medical devices or intended for medical purposes (A); - gases and gas mixtures for medicinal use not specified above (A). ISO 9170-1:2017 applies to terminal units for use with the foll