JOHNSON CONTROLS
176
FORM 145.05-NOM7
ISSUE DATE: 10/31/2019
SECTION 6 – USER INTERFACE CONTROL CENTER
BACNET
NAME
USER INTERFACE
NAME
READ/
WRITE
BACNET
OBJECT
TYPE AND
INSTANCE
MODBUS
REGISTER
ADDRESS
POINTS LIST DESCRIPTION
MORN_
WARM_UP
Morning Warm Up En-
able
R/W AV85, BV9 1110
A Communicated Input that Allows Morn-
ing Warm Up to be Turned On and Off (0 =
Enabled; 1 = Disabled)
MORN_
WUP_CMD
Morning Warm Up
Cmnd
R/W
AV88,
BV10
1111
A BAS Generated Command to Allow the
Morning Warm Up Feature to be Turned On
and Off (0 = Off / 1 = On)
NEED_
DEHUMID
Need for Dehumidica-
tion
R/W BI37
Enables Dehumidication Process-FlexSys
Only (On or Off)
NIGHT_SET-
BAC
Night Set Back (for
Heating)
R/W
AV87,
BV11
1112
This Command Allows the Night Set Back
Heating Function to be Turned On and Off (0
= Off / 1 = On)
OA_DAMP-
ER
OA Damper R AI25 538
This is the Position of the Outdoor Damper
(%)
OA_DAMP_
MIN
OA Damper Min Posi-
tion
R/W AV16 1041
The Minimum Position for the Outdoor Air
Damper when Using Fixed Ventilation Con-
trol when the Supply Fan is at Full Speed (%)
OA_DAMP_
MAX
OA Damper Max Posi-
tion
R/W AV17 1042
The Minimum Position for the Outdoor Air
Damper when Using Fixed Ventilation Con-
trol when the Supply Fan is at 50% of Full
Speed (%)
OA_EN-
THALPY
Outside Air Enthalpy R AI26 539 Actual Outside Air Enthalpy (BTU/LB)
OA_ENTH_
SP
OA Enthalpy Setp R/W AV18 1043
The Upper Enthalpy Limit to Allow the Use
of Outdoor Air for Single or Dual Enthalpy
Economizer (BTU/lb). NOTE:
This value only
appears if the unit has an airside economizer and
is set to monitor the value.
OA_REL_
HUMID
Outside Air Humidity R AI29 542 Actual Outdoor Air Relative Humidity (%).
OA_RH_BAS
Outside Air Humidity
Building Automation
System (BAS)
R/W AV50
Not
Available
Only available when AIRSIDE ECONO-
MIZER is selected in OPTIONS. This is a
communicated outside air humidity from the
BAS. Default is 0% RH.
OA_TEMP
Outside Air Temperature
(OAT) BAS
R AI30 543
Actual OAT (°F). NOTE:
This value only ap-
pears if the unit has an airside economizer and is
set to monitor the value.
OAT_CURR_
BAS
OAT BAS R/W AV49
Not
Available
Only available when AIRSIDE ECONOMIZ-
ER is selected in OPTIONS. This a commu-
nicated OAT from the BAS. When the BAS
points are enabled, the hardwired points are
always a backup in case the values are lost.
Default is 72.0°F.
OAT_HIGH_
SAT
OAT for High SAT R/W AV19 1044
The Outdoor Temperature the Control Uses
when Using Outdoor Air SAT Reset to Switch
to the SAT High Limit Setpoint (F)
TABLE 42 - BACNET MS/TP, MODBUS, BACNET IP (CONT'D)
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