1. Rated operating conditions

Directive 2014/32/EU of the European Parliament and of the Council of 26 February 2014 on the harmonisation of the laws of the Member States relating to the making available on the market of measuring instruments (recast) Text with EEA relevance · European Union

The values of the rated operating conditions shall be specified by the manufacturer as follows: For the temperature of the liquid: θ_(max), θ_(min), for the temperature differences: Δθ_(max), Δθ_(min), subject to the following restrictions: Δθ_(max)Δθ_(min) 10; Δθ_(min) = 3 K or 5 K or 10 K. For the pressure of the liquid: The maximum positive internal pressure that the thermal energy meter can withstand permanently at the upper limit of the temperature. For the flow rates of the liquid: q_(s), q_(p), q_(i), where the values of q_(p) and q_(i) are subject to the following restriction: q_(p)q_(i) 10. For the thermal power: P_(s).

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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.