BAS-SVP18D-EN
19
Object and Diagnostic Data Points
For quick reference, the following tables are listed and sorted two different ways.
through
are listed by input/output type and sorted by object type.
is
sorted by Object Name.
N
No
otte
e:: Not all points are available to the user. The available data points are defined and
dependent on the type of equipment and options.
Table 3. Analog inputs
Object Type
Object Name
Min /Max
When the Point
Exists
Description
AI1
Space Temperature Local
-25 - 135 °F
Units with Space
Temperature Sensor
Installed.
Local space temperature sensor.
AI2
Space Relative Humidity
Local
0 - 100 %
Units with Space
Humidity Sensor
Installed.
Local space relative humidity
sensor.
AI3
Supply Fan Pressure Local
0 - 25 in(H
2
O)
Units with Piezo Ring on
Supply Fan.
Local supply fan piezo ring
pressure.
AI4
Circuit 1 Condenser Coil
Temperature Local
-50 to 200 °F
Units with Head Pressure
Control or an Air Source
Heat Pump.
Local condenser coil
temperature sensor on circuit 1.
AI5
Circuit 2 Condenser Coil
Temperature Local
-50 to 200 °F
Units with Head Pressure
Control or an Air Source
Heat Pump.
Local condenser coil
temperature sensor on circuit 2.
AI6
Return Air Temperature
Local
-25 to 135 °F
Units with Modulating
Dampers.
Local return air temperature
sensor.
AI7
OAD Position Local
0 – 100 %
Units with Modulating
Dampers.
Local outside air damper
position.
AI8
Zone CO
2
Local
0 – 3000 ppm
Units with a CO
2
Sensor
Installed.
Local Space CO
2
concentration
AI9
Exhaust Fan Pressure
Local
0 - 25 in(H
2
O)
Units with Piezo Ring on
Exhaust Fan.
Local exhaust fan piezo ring
pressure.
AI10
Outdoor Air Flow Local
0 – 15000 cfm
Units with Outside air
flow Monitoring.
Local outside air flow.
AI11
Discharge Air
Temperature Local
-25 to 135 °F
All Units.
Local discharge air temperature
sensor.
AI12
Return Duct/Space
Pressure Local
0 - 2 in(H
2
O)
Units with Powered
Exhaust and Modulating
Dampers.
Local return duct or space
pressure sensor
AI13
Exhaust Leaving
Temperature Local
-25 to 135 °F
Units with an ERV.
Local exhaust leaving
temperature sensor
AI14
Return Air Humidity Local
0 - 100%
Units with Modulating
Dampers.
Local return air humidity sensor.
AI15
Evaporator Coil Leaving
Temperature Local
-25 to 135 °F
Units with Compressors.
Local evaporator leaving air
temperature sensor.
AI16
Space Occupancy
Request Override
-58 to 482
Units with Thumbwheel
Installed.
Local input that overrides
Occupancy Request.
AI17
ERV Supply Side Leaving
Temperature Local
-58 to 482 °F
Units with an ERV and is a
Water Source Heat
Pump.
Local temperature sensor
located post ERV on the supply
air side.
AI18
Circuit 1 Liquid Line
Pressure Local
0 – 500 psi
Units with Head Pressure
Control and is an Air
Source Heat Pump.
Local refrigerant pressure
sensor on circuit 1.
AI19
Circuit 2 Liquid Line
Pressure Local
0 – 500 psi
Units with Head Pressure
Control and is an Air
Source Heat Pump.
Local refrigerant pressure
sensor on circuit 2.
AI20
Space Temperature
Setpoint Local
50 – 86 °F
Units with Thumbwheel
Installed.
Local thumbwheel input.
AI21
Outdoor Air Temperature
Local
-50 to 135 °F
All Units.
Local outside air temperature
sensor.
AI22
Outdoor Air Relative
Humidity Local
0 - 100%
All Units.
Local outside air humidity
sensor.
AI23
Duct Static Pressure Local
0 - 2 in(H
2
O)
Unit with Multizone VAV.
Local supply duct pressure
sensor.
Table 4. Analog outputs
Object Type
Object Name
Min / Max
When the Point Exists
Description
AO1
HGRH Command
0 – 100 %
Units with Modulating Hot
Gas Reheat.
Analog HGRH output
command.
AO2
IVFD Command
0 - 100%
All Units.
Analog supply fan VFD speed.