BS EN 14154-4:2014 - Water meters. Additional functionalities

BS EN 14154-4:2014

Water meters. Additional functionalities

Status : Current, Under review   Published : November 2014



This European Standard specifies definitions, requirements and testing of additional functionalities for water meters, without metrological impact, in combination with Additional Functionality Devices (AFD) and in response to EU/EFTA Mandate M/441 EN. These AFDs are to be considered as “ancillary devices" as defined in EN ISO 4064‑1 and EN ISO 4064‑4.

This European Standard does not cover the changing of metrological software within the meter or the upload/download of metrological software.


A manufacturer can claim compliance only for additional functionalities described in this European Standard. It is not mandatory that an AFD complies with all additional functionalities described herein.

Standard NumberBS EN 14154-4:2014
TitleWater meters. Additional functionalities
StatusCurrent, Under review
Publication Date30 November 2014
Confirm Date04 December 2020
Normative References(Required to achieve compliance to this standard)ISO 4064-2, EN 60529:1991, ISO 4064-1, EN 14154-1, EN ISO 4064-1, EN ISO 4064-4, ISO 4064-5, EN 14154-2, IEC 60529:1989, EN ISO 4064-2, EN 14154-3, ISO 4064-4, EN ISO 4064-5
Informative References(Provided for Information)EN 13757-5, EN 60086-1, WELMEC, 7.2, IEC 60086-4, IEC 60086-1, EN ISO 4064-3, IEC 60950-1, EN 13757-1, EN 13757-6, EN 60950-1, EN 13757-4, IEC 61010-1, EN 62056-21, EN 61010-1, CEN Guide 4, EN 60086-4, WELMEC, 11.2, WELMEC, 11.1, IEC 62056-21, Oiml, R 49-1, BS EN 13757-2:2018, ISO 4064-3
International RelationshipsEN 14154-4:2014
Draft Superseded By13/30274904 DC
DescriptorsMechanical testing, Flow measurement, Performance testing, Conduits (hydraulic), Cold-water supply systems, Flow rates, Liquid flow, Hot-water supply systems, Environmental testing, Endurance testing, Potable water, Water, Accuracy, Pressure testing, Flowmeters, Errors, Water-supply meters, Test equipment, Water supply (buildings), Calibration, Hydraulic tests
Title in FrenchCompteurs d'eau. Fonctionnalités additionnelles
Title in GermanWasserzähler. Zusätzliche Funktionalitäten
ISBN978 0 580 81298 9
File Size1.078 MB

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