NA 152
DIN Standards Committee Technical Fundamentals
DIN EN ISO 20456 [CURRENT] references following documents:
| Document number | Edition | Title |
|---|---|---|
| OIML R 117-3 | 2019 | Dynamic measuring systems for liquids other than water - Part 3: Test report format More |
| OIML R 49-1 | 2013 | Water meters for cold potable water and hot water - Part 1: Metrological and technical requirements More |
| OIML R 49-2 | 2013 | Water meters for cold potable water and hot water - Part 2: Test methods More |
| OIML R 49-3 | 2013 | Water meters for cold potable water and hot water - Part 3: Test report format More |
| OIML R 75-1 | 2002 | Heat meters - Part 1: General requirements More |
| OIML R 75-2 | 2002 | Heat meters - Part 2: Type approval tests and initial verification tests More |
| OIML R 75-3 | 2006 | Heat meters - Part 3: Test report format More |
