# Gas meters and volume conversion devices — volume conversion device — Accuracy classes and maximum permissible errors for trade measuring instruments (EU MID)

For Gas meters and volume conversion devices, instrument type is Gas meters and volume conversion devices — volume conversion device; annex is Annex IV (MI-002); condition is ambient temperature 20 °C ± 3 °C, ambient humidity 60 % ± 15 %, nominal values for power supply; maximum permissible error is ± 0,5 %, recorded from its source on 2026-08-05.

- **Instrument type:** Gas meters and volume conversion devices — volume conversion device
- **Annex:** Annex IV (MI-002)
- **Condition:** ambient temperature 20 °C ± 3 °C, ambient humidity 60 % ± 15 %, nominal values for power supply _(our reading, not quoted from the source)_
- **Maximum permissible error:** ± 0,5 %

## What the source says

> 0,5 % at ambient temperature 20 °C ± 3 °C, ambient humidity 60 % ± 15 %, nominal values for power supply;

## Source

- https://eur-lex.europa.eu/legal-content/EN/TXT/HTML/?uri=CELEX:32014L0032

Last verified: 2026-08-05. Review by: 2027-08-05.
Part of [Accuracy classes and maximum permissible errors for trade measuring instruments (EU MID)](https://referencesource.org/legal-metrology-accuracy-classes/).