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New Tools for Specifying BACnet.

pdf icon New Tools for Specifying BACnet. (240 K)
Bushby, S. T.

ASHRAE Journal, 33-37, March 2002.


computer programs; ANSI/ASHRAE Standard 135; standards; BACnet; building automation and control; communication protocol; direct digital control; energy management systems


ANSI/ASHRAE Standard 135-1995, BACnet -- A Data Communication Protocol for Building Automation and Control Networks ushered in a new era for building automation and control systems by making it possible to integrate building control products made by different manufacturers. Today, hundreds of thousands of BACnet products are installed around the world. BACnet products are used to control HVAC, lighting, and fire detection systems, and for integrated equipment control. Despite the success of BACnet projects, owners and consulting engineers continue to struggle with properly specifying these integrated systems.