GSO ISO 14511:2021

ISO 14511:2019
Gulf Standard   Current Edition · Approved on 01 July 2021

Measurement of fluid flow in closed conduits — Thermal mass flowmeters

GSO ISO 14511:2021 Files

English 30 Pages
Current Edition Reference Language
USD 201.8

GSO ISO 14511:2021 Scope

This document gives guidelines for the specification, testing, inspection, installation, operation and calibration of thermal mass gas flowmeters for the metering of gases and gas mixtures. It is not applicable to measuring liquid mass flowrates using thermal mass flowmeters.

This document is not applicable to hot wire and other hot film anemometers, also used in making point velocity measurements.

Best Sellers From Metrology Sector

GSO OIML R87:2021
OIML R87:2016 
Gulf Standard
Quantity of product in prepackages
GSO OIML R79:2021
OIML R79:2015 
Gulf Standard
Labeling requirements for prepackages
GSO OIML R 76-1:2009
OIML R 76-1:2006 
Gulf Standard
Non-automatic weighing instruments – Part 1: Metrological and technical requirements - Tests
GSO OIML R111-1:2007
OIML R111-1:2004 
Gulf Standard
Weights of classes E1, E2,F1,F2,M1,M1-2,M2,M2-3 and M3 Part 1: Metrological and Technical requirements

Recently Published from Metrology Sector

GSO ISO 718:2007
ISO 718:1990 
Gulf Standard
LABORATORY GLASSWARE - THERMAL SHOCK AND THERMAL SHOCK ENDURANCE —TEST METHODS
GSO ISO 23350:2025
ISO 23350:2021 
Gulf Standard
Hydrometry — Catching-type liquid precipitation measuring gauges
GSO OIML R 60-1:2025
OIML R 60-1:2021 
Gulf Standard
Metrological regulation for load cells — Part 1: Metrological and technical requirements
GSO ISO/TS 20490:2025
ISO/TS 20490:2024 
Gulf Standard
Measuring autofocus repeatability of sharpness and latency