Water meters - Additional functionalities
Water meters - Additional functionalities
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1 Scope 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 .
NOTE 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.
Упомянутые в описании и другие стандарты BS