BS EN 50090-5-2:2020 - TC

This standard BS EN 50090-5-2:2020 - TC Tracked Changes. Home and Building Electronic Systems (HBES) is classified in these ICS categories:

• 35.100.10 Physical layer
• 97.120 Automatic controls for household use
• 35.100.20 Data link layer

This European Standard defines the mandatory and optional requirements for the medium specific physical and data link layer for HBES Class 1 Twisted Pair TP1. Data link layer interface and general definitions, which are media independent, are given in EN 50090 4 2.