ASHRAE 135-1995 PDF

This communication protocol prescribes a detailed set of rules and procedures that govern all aspects of communicating information from one cooperating machine to another. BACnet provides the HVAC industry with a variety of new alternatives to design a completely automated building with all of the substantial cost and energy savings. It will facilitate a variety of control products to be combined to create smart buildings that take advantage of digital technology for safety and environment control. Addendum a printed at back of the standard. Addendum b is in a separate package.(ISSN 1041-2336) NOTE: All current addenda and interpretations to this standard are also posted in the standards section of the ASHRAE Home Page. Pages/Length: 501 Pubyear: 1995

PLEASE NOTE: This document is slightly over 26 megabytes in size. The length of time required to download the document will vary with the speed of your connection, but the following download times can be used as rough estimates:
12+ minutes using a T1 connection, 2+ hours using a 56K modem, and 4+ hours using a 28.8 modem.

This standard is under continuous maintenance, which is a process ASHRAE uses to keep standards current through the issuance of addenda, or revisions.

These addenda can be downloaded for free at the following page of the ASHRAE web site:
http://www.ashrae.org/technology/page/132

Interpretations of the standard, issued by the sponsoring technical committee, also may be downloaded for free at the following address:
http://www.ashrae.org/technology/page/121

Errata lists are issued occasionally and may be downloaded for free at the following address:
http://www.ashrae.org/technology/page/120