UFGS 23 09 13 Instrumentation and Control Devices for HVAC  

History: Below is a listing of the Revisions and Changes made to this UFGS.

KEY PREPARING ACTIVITY (PA) A Army N Navy F Air Force S NASA
ACTION N New R Revision C Change D Deletion
Release PA Action Change # Nature of Change or Revision
May-2021 A C 2

Updated subpart 2.7.3.4.4 in response to CCR 7146.

Nov-2020 A C 1

Updated ADA sensor height requirement in subpart 3.1.7.1 in response to CCR 7477.

Nov-2015 A N

Superseding UFGS 23 09 23 LONWORKS DIRECT DIGITAL CONTROL FOR HVAC AND OTHER BUILDING CONTROL SYSTEMS and UFGS 23 09 23.13 20 BACnet DIRECT DIGITAL CONTROL SYSTEMS FOR HVAC