System Configuration and Pre-Start
OAU-SVX006E-EN
41
AI-09
Exhaust Fan Piezo
Pressure Local
0–25
in.H2O
Hardwired input from factory installed piezo
differential
pressure sensor (EPZ).
AI-10
Outdoor Air Flow Local
––
cfm
Hardwired input from factory outdoor air flow
monitoring
station (AMS).
AI-11
Discharge Air
Temperature Local
-40–150
°F
Hardwired input from field installed discharge air
temperature sensor wired to OAUTS-23 & -24
(DTC).
AI-12
Return Duct/Space
Pressure Local
0–2
in.H
2
O
Hardwired input from field installed transducer
mounted in the return air duct (RDSPC).
AI-13
Exhaust Leaving
Temperature Local
-40–130
°F
Hardwired input from factory installed temperature
sensor located between the energy recovery wheel
and the
exhaust fan (EXTC).
AI-14
Return Air Humidity
Local
0–100
%
Hardwired input from factory installed humidity
sensor
located in the return air path (RRHC).
AI-15
Indoor Coil Leaving Air
Temperature Local
-40–160
°F
Hardwired input from factory installed temperature
sensor located between the cooling and the hot gas
reheat coils
(ICTC).
AI-16
Suction Line
Refrigerant Pressure
Circuit 2 Local
0–150
psi
Hardwired input from factory installed pressure
transducer
on the refrigeration circuit (SLPC2).
AI-17
Energy Recovery
Supply Air Leaving
Temperature Local
-40–130
°F
Hardwired input from factory installed temperature
sensor located between the energy recovery wheel
and the indoor
coil (ERSTC).
AI-18
Liquid Line Refrigerant
Pressure Circuit
1 Local
0–500
psi
Hardwired input from factory installed pressure
transducer
on the refrigeration circuit (LLPC1).
AI-19
Liquid Line Refrigerant
Pressure Circuit
2 Local
0–500
psi
Hardwired input from factory installed pressure
transducer
on the refrigeration circuit (LLPC2).
AI-20
Space Temperature
Setpoint Local
55–85
°F
Hardwired input for field installed thumbwheel
input wired
to OAUTS-3 (VTSP).
AI-21
Outdoor Air
Temperature Local
-40–130
°F
Hardwired input for factory installed temperature
sensor
reading outdoor air (OTC).
AI-22
Outdoor Air Relative
Humidity Local
0–100
%
Hardwired input for factory installed humidity
sensor
reading outdoor air (ORHC).
AI-23
Duct Static Pressure
Local
0–2
in.H
2
O
Hardwired input for field installed supply duct static
pressure wired to OAUTS-1 & -2 (SDPC).
AI-24
Exhaust/Return
Pressure Differential
Local
0–1
in.H
2
O
Local pressure differential between return and
exhaust.
AI-25
Preheat Leaving Coil
Temperature Local
-58–350
°F
Local temperature sensor after the pre-heater.
AI-26
Mixed Air Temperature
Local
-50–150
°F
Local averaged temperature sensor before
entering the
indoor coil.
AI-27
Discharge Air Humidity
Local
0–105
%
Local discharge air humidity sensor.
AI-28
Suction Line
Refrigerant Pressure
Circuit 1 Local
0–150
psi
Hardwired input from factory installed pressure
transducer
on the refrigeration circuit (SLPC1).
Table 8.
Chart of analog and binary input/output (continued)
#
BACnet Point Name
Write
Default
Range
Units
Description