Gas meters. Additional functionalities Ingestion-build-180956 results of accuracy grade 1

results of accuracy grade 1 (precision grade) or accuracy grade 2 (engineering grade) are obtained

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BS EN 12310‑2 provides you with guidance for the test specimen and test procedure that will help you carry out the test effectively

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measurement conditions and procedures

Gas meters. Additional functionalities Ingestion-build-180956 results of accuracy grade 11 Scope This European Standard specifies the additional requirements and tests for gas meters with a maximum capacity of 40 m3 h and a maximum operating pressure of not exceeding 500 mbar, conforming to EN 1359, EN 12261, EN 12480, EN 12405 and EN 14236, which have battery powered devices providing additional functionalities that form part of the gas meter (hereafter referred to as meter) or contained in an Additional Functionality Device (AFD). It