2014DIN EN ISO 4064-2:2014 Water meters for cold potable water and hot water - Part 2: Test methods (ISO 4064-2:2014); German version EN ISO 4064-2:2014
2011DIN EN 14154-3:2011 Water meters - Part 3: Test methods and equipment; German version EN 14154-3:2005+A2:2011
2007DIN EN 14154-3:2007 Water meters - Part 3: Test methods and equipment German version EN 14154-3:2005+A1:2007