DIN EN 13321-1:2022-05 Open data communication in building automation, controls and building management - Home and building electronic system - Part 1: Product and system requirements; German version EN 13321-1:2021
2022DIN EN 13321-1:2022-05 Open data communication in building automation, controls and building management - Home and building electronic system - Part 1: Product and system requirements; German version EN 13321-1:2021
2022DIN EN 13321-1:2022 Open data communication in building automation, controls and building management - Home and building electronic system - Part 1: Product and system requirements
2012DIN EN 13321-1:2012 Open data communication in building automation, controls and building management - Home and building electronic system - Part 1: Product and system requirements; German version EN 13321-1:2012
2006DIN EN 13321-1:2006 Open data communication in building automation, controls and building management - Home and building electronic system - Part 1: Product and system requirements; English version of DIN EN 13321-1:2006-04