BACnet: The Building Automation and Control Network open protocol communication
standard developed by ASHRAE (ASHRAE SSPC/135) and which is now an ISO and
ANSI standard. BACnet can operate over multimedia including Ethernet, ArcNet and
MSTP. The BACnet components shall be fully compliant with British standards DD ENV
1805-1:1998 (Data communication for HVAC Application Management Net. Building
automation and control networking), DD ENV 13321-1:1999 (Data communication for
HVAC application automation net. BACnet, Profibus, World FIP), ASHRAE BACnet
standard SSPC/135 and all other applicable codes.
D. BACnet Object: A physical or virtual point with a set of associated properties such as a
temperature
sensor that has properties including, name, current value, maximum and
minimum values, high and low alarm levels, etc.