EN 50090

EN 50090 is a European standard for Home and Building Electronic Systems open communications, issued by CENELEC. It covers any combination of electronic devices linked via a digital transmission network to provide automated, decentralised and distributed process control for domestic and commercial and building applications; for example the control of lighting, heating, food preparation, washing, energy management, water, fire alarms, blinds, security, etc.

Part 1: Standardization structure

EN 50090-2-1:1996 : Architecture - withdrawn and replaced by EN 50090-1:2011
EN 50090-2-2:1996 & A2:2007 : General technical requirements - partially replaced by EN IEC 63044-3:2018 Home and Building Electronic Systems and Building Automation and Control Systems. Electrical safety requirements, EN 50491-5-2:2010 Environmental conditions, EN 50491-5-3:2010 and EN 50491-5-1:2010 EMC requirements
EN 50090-2-3:2005 : General functional safety requirements - ''withdrawn and replaced by EN 50491-4-1:2012''

EN 50090-3-1:1994 : Introduction to the application structure
EN 50090-3-2:2004 : User process for HBES Class 1, twisted pair or balanced/symmetrical
EN 50090-3-3:2009 : Interworking model and common data types
EN 50090-3-4:2017: Secure application layer, secure service, secure configuration and security resources

EN 50090-4-1:2004 : Application layer for HBES Class 1
EN 50090-4-2:2004 : Transport layer, network layer and general parts of data link layer for HBES Class 1
EN 50090-4-3:2015 : Communication over IP