Reference Source

Water meter

For Water meter, annex is III; accuracy class is N/A (single class); condition is Lower zone (Q1 to Q2 excluded), any water temperature; maximum permissible error is 5 %; scope or member state option is MI-001. Volume measurement, lower zone, recorded from its source on 2026-08-05; source re-checked 2026-09-15.

Instrument type
Water meter
Annex
III
Accuracy class
N/A (single class)
Condition
Lower zone (Q1 to Q2 excluded), any water temperature our reading
Maximum permissible error
5 % verified
Scope or member state option
MI-001. Volume measurement, lower zone. our reading
Sourceeur-lex.europa.eu
Verified
Review by
DatasetAccuracy classes and maximum permissible errors for trade measuring instruments (EU MID)

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 MPE, positive or negative, on volumes delivered at flowrates between the minimum flowrate (Q1) and the transitional flowrate (Q2) (excluded) is 5 % for water having any temperature.

eur-lex.europa.eu, retrieved 2026-08-05

Source

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