Communication protocols in Building Automation area


Thread Starter

Sandeep Shroff

Dear List Members

I have to do a survey on commonly used communication protocols in Building Automation area. This survey is for setting the long term path of Device driver development at our development centre.

I would like to have your views / inputs / suggestions / feedbacks on this.

Thanking you all in anticipation.
Best Regards

Sandeep Shroff

Sandeep Shroff
Sr. Consultant
Remote & Embedded Technologies

rapidEffect (P) Ltd. 25, Napier Road, Pune 411001, India
Tel./Fax. +91-20-6363250
Web-intelligent solutions for enhanced ROI - get WISER with rapidEffect!
Dear Sandeep Shroff

The two main protocols i know are: LonWorks and BACnet

Met vriendelijke groeten,

Onno Moret

Andrew Piereder

LonWorks and BacNet are the open protocols, but they are probably not the most common. Proprietary protocols of various types still do the lion's share of communication in Building Automation.


Heinz-Juergen Oertel

Do you have any figures about the share of CAN based products ?


with best regards

Heinz-Juergen Oertel

Heinz-Juergen Oertel
port GmbH phone +49 345 77755-0
Regensburger Str. 7c fax +49 345 77755-20
D-06132 Halle/Saale mailto:[email protected]


suresh patel

In BMS the communication protocol is generaly BACNET Building automation and control network.