Johnson Controls
Start-Up & Operation Guide | 5586996-JSG-A-0120
101
Operation
BACnet
Attributes
Object
Type
Object
ID
Read/
Write
Short Description
Long
Description
Point Denitions (Units)
HtgOATCutout-Sp AV 29711 R/W HtgOATCutout-Sp
OAT Heating
Cutout Setpoint
Heating is disabled when the OAT
rises above this setpoint (0.0–100.0°F)
HtgOcc-Sp AV 29723 R/W HtgOcc-Sp
OCC Heating
Setpoint
The occupied heating setpoint
(40.0–85.0°F)
HtgUnocc-Sp AV 29725 R/W HtgUnocc-Sp
UNOCC Heating
Setpoint
The unoccupied heating setpoint
(45.0–98.0°F)
OprHtg-Sp AV 29726 R OprHtg-Sp
Operating Heating
Setpoint
Displays active heating setpoint (°F)
#HtgStgs AV 29731 R #HtgStgs
Number of
Heating Stages
Installed
Displays the number of electric or
staged gas heat stages installed
H1-Runtime AV 29738 R H1-Runtime
Heating Stage
1 Accumulated
Runtime
Displays the accumulated runtime for
heating stage 1 (hours)
H2-Runtime AV 29739 R H2-Runtime
Heating Stage
2 Accumulated
Runtime
Displays the accumulated runtime for
heating stage 2 (hours)
H3-Runtime AV 29740 R H3-Runtime
Heating Stage
3 Accumulated
Runtime
Displays the accumulated runtime for
heating stage 3 (hours)
HWV AV 29741 R HWV
Hydronic
Heat Valve %
Command
Displays the output from the control
to a hot water/steam valve (%)
DATTemper-Sp AV 29746 R/W DATTemper-Sp
DAT Tempering
Setpoint
A BAS command to adjust discharge
air tempering setpoint (40.0–60.0°F)
Econ AV 29748 R Econ
Economizer
Damper %
Command
The commanded economizer damper
position (%)
EconOAT-SpEn AV 29753 R/W EconOAT-SpEn
Economizer OAT
Enable Setpoint
Economizer is disabled when OAT
rises above this setpoint (40.0–80.0°F)
EconOAEnth-Sp AV 29754 R/W EconOAEnth-Sp
Economizer
Outside Air
Enthalpy Setpoint
Economizer is disabled when outside
air enthalpy rises above this setpoint
(10–50 BTU/lb dry air)
MATClgLim AV 29755 R/W MATClgLim
Mixed Air
Temperature
Cooling Limit
A BAS command to limit outside air
damper to prevent MAT below this
value (0.0–100.0°F)
Econ-MinPos AV 29759 R/W Econ-MinPos
Economizer
Minimum Position
Setpoint
A BAS command to adjust minimum
outside air damper position (0–100 %)
MAT AV 29760 R MAT
Mixed Air
Temperature
Displays the active MAT (°F)
DAH AV 29762 R DAH
Discharge Air
Humidity
Displays the active discharge air
humidity (%RH)
RA-Enth AV 29763 R RA-Enth
Return Air
Enthalpy
Displays the active return air
enthalpy (BTU/lb)
RAT AV 29764 R RAT
Return Air
Temperature
Displays the active RAT (°F)
Table 32: BACnet Points List (Continued)