Water meters · Annex III · durability test, error of indication, Q1 to Q2 excluded
For Water meters, annex is Annex III; condition is durability test, error of indication, Q1 to Q2 excluded; maximum permissible error is ± 6 %, recorded from its source on 2026-09-01.
- Instrument type
- Water meters verified
- Annex
- Annex III verified
- Condition
- durability test, error of indication, Q1 to Q2 excluded our reading
- Maximum permissible error
- ± 6 % verified
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
What the source says
The error of indication for the volume metered after the durability test shall not exceed: — | ± 6 % of the metered volume between Q1 included and Q2 excluded; | — | ± 2,5 % of the metered volume between Q2 included and Q4 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 Q2 included and Q4 included for water meters intended to meter water with a temperature between 30 °C and 90 °C.
— eur-lex.europa.eu, retrieved 2026-09-01
Where each value comes from
This source states these in separate places, so each value is shown with the passage that states it.
Instrument type
ANNEX III WATER METERS (MI-001) The relevant requirements of Annex I, the specific requirements of this Annex and the conformity assessment procedures listed in this Annex, apply to water meters intended for the measurement of volumes of clean, cold or heated water in residential, commercial and light industrial use.
Annex
ANNEX III WATER METERS (MI-001)
Maximum permissible error
± 6 % of the metered volume between Q1 included and Q2 excluded
— all from eur-lex.europa.eu, retrieved 2026-09-01
Source
- eur-lex.europa.euhttps://eur-lex.europa.eu/legal-content/EN/TXT/HTML/?uri=CELEX:32014L0032