Very simply put, BACnet is a communications protocol that governs how your building automation devices work together. Think of it as a language: the rules that guide how devices communicate, just like vocabulary and grammar dictate how we talk to each other.
Learn more in our blog post: http://optigo.net/blog/what-bacnet
Download our whitepapers: https://new.optigo.net/ultimate-guides-to-bacnet/
