10/2/2017 12:22 PM
Events2HVAC can now send 24 hours of exception schedules to a BACnet schedule object rather than sending occupied/unoccupied commands to a BACnet binary value object.
What does this mean to you?
The traditional way Events2HVAC functions is to queue up 24 hours of schedules in its local database, and send out occupied and unoccupied commands at the appropriate times for each individual event. All Events2HVAC implementations to date have used this very reliable method of automation.
But if you are using a BAS that is BACnet- enabled, you now have a different option. You can choose to send 24 hours of schedules to your BAS as exception schedules, which provides a few advantages:
Of course, there is also a downside:
For details on how to set up this preview feature in Events2HVAC, please see the SendExceptionSchedule Action page in the Events2HVAC online help manual.
The motivation behind the BACnet exception schedules feature of Events2HVAC came from Stephen Durfee, Campus Energy Manager at Bucknell University. Durfee has been using Events2HVAC for several years, but wanted to take advantage of optimal start capabilities in his BAS, Automated Logic.
While testing the new feature on site at Bucknell, we discovered that Automated Logic did not recognize the BACnet exception schedules properly. So, Durfee contacted Automated Logic and convinced them to develop an add-on that would accept exception schedules sent via BACnet/IP.
The Automated Logic BACnet Scheduling Add-on is currently being tested at Bucknell University, and Durfee reports that it is working great.
Automated Logic has determined that using their BACnet Scheduling Add-on requires:
For more information on the add-on, please contact your Automated Logic representative.
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