7.2.2.
The error of indication for the volume metered after the durability test shall not exceed: ± 6 % of the metered volume between Q_(1) included and Q_(2) excluded; ± 2,5 % of the metered volume between Q_(2) included and Q_(4) included for water meters intended to meter water with a temperature between 0,1 °C and 30 °C, ± 3,5 % of the metered volume between Q_(2) included and Q_(4) included for water meters intended to meter water with a temperature between 30 °C and 90 °C.
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Source: EUR-Lex (Cellar) · retrieved 2026-11-06 · Text as adopted (Official Journal); later amendments are not incorporated in this text.