Regulation 5 Principles of construction and markingI1
England, Wales and Scotland
Measuring equipment to which these Regulations apply shall consist of a cold-water meter.
Cold-water meters to which these Regulations apply shall either—
be made in accordance with a certificate of EEC pattern approval; or
be made in accordance with a certificate of approval and be legibly and durably marked with:—
the number of the certificate of approval preceded by the words “Certification No.” or “Cert. No.”;
the name or trade name of the manufacturer or his trademark;
the metrological class and nominal flowrate (Qn) in cubic metres per hour;
the year of manufacture and individual serial number;
one or more arrows showing the direction of flow;
the maximum operating pressure in bar, if this can exceed 10 bar;
the letter “V” or “H”, if the meter can operate properly only in either the vertical (V) or horizontal (H) position;
and shall be provided with such sealing arrangements as may be authorised in relation to the pattern as set out in the certificate of approval.