§ 31document3 editions
General requirements for software-controlled measuring instruments
This Recommendation applies to diaphragm gas meters, that are gas volume meters in which the gas flow is measured by means of measuring chambers with deformable walls, including gas meters with a built-in temperature conversion device.
DocumentD 31In force
- Latest edition
- 2023
- First published
- 2008
- URN
- urn:oiml:pub:d:31