Ventilation for buildings - Instrumentation requirements for air velocity measurements in ventilated spaces (including corrigendum AC:2002); German version EN 13182:2002 + AC:2002— 19 стр.
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 1: General principles and requirements (ISO 5167-1:2003); German version EN ISO 5167-1:2003— 41 стр.