System Configuration and Pre-Start
46
OAU-SVX006E-EN
BI-12
Energy Recovery Wheel
Outdoor Air Filter
Status
0=Clean
1=Clogged
Auto Reset. Notificaiton when differential
presssure switch
closes (adj. range) for the filters before ERV on
outdoor air side.
BI-13
Energy Recovery Wheel
Return Air Filter Status
0=Clean
1=Clogged
Auto Reset. Notificaiton when differential
presssure switch closes (adj. range) for the filters
before ERV on return air
side.
BI-14
Exhaust Fan Status
0=Off
1=On
Status of the exhaust fan using a differential
pressure
switch.
BI-15
Energy Recovery Wheel
Rotation Status
0=Off
1=On
Status of the energy recovery wheel using a
proximity
sensor.
BI-16
Hot Water Freezestat
0=Normal
1=Freezing
Manual Reset. Shuts the unit down.
BI-17
Compressor 1 Status
0=On
1=Off
Feedback run status hardwired through
compressor
contactor.
BI-18
Compressor 2 Status
0=On
1=Off
Feedback run status hardwired through
compressor
contactor.
BI-19
Compressor 3 Status
0=On
1=Off
Feedback run status hardwired through
compressor
contactor.
BI-20
Compressor 4 Status
0=On
1=Off
Feedback run status hardwired through
compressor contactor.
BI-21
Compressor 5 Status
0=On
1=Off
Feedback run status hardwired through
compressor
contactor.
BI-22
Compressor 6 Status
0=On
1=Off
Feedback run status hardwired through
compressor
contactor.
BI-23
Compressor 1 VFD
Status
0=Alarm
1=Normal
Compressor alarm status input from VFD.
BO-01
Supply Fan Start Stop
Command
0=Off
1=On
Enable for supply fan.
BO-02
Outdoor Air Damper
Open Close
Command
0=Open
1=Closed
Enable for outdoor air damper.
BO-03
Heat 1 Command
0=Off
1=On
Enable for stage 1 of the primary heater.
BO-04
Inducer Command
0=Off 1=On
Output to switch stage 1 inducer fan from low to
high speed.
BO-05
Compressor 3
Command
0=Off
1=On
Enable for compressor 3.
BO-06
Compressor 4
Command
0=Off
1=On
Enable for compressor 4.
BO-07
Heat 2 Command
0=Off
1=On
Enable for stage 2 heat.
BO-08
Heat 3 Command
0=Off 1=On
Enable for stage 3 heat.
BO-09
Exhaust Damper Open
Close Command
0=Open
1=Closed
Output to open isolation dampers located on
exhaust fan.
BO-10
Exhaust Fan Start Stop
Command
0=Off
1=On
Enable for exhaust fan.
BO-11
Compressor 1
Command
0=Off
1=On
Enable for compressor 1.
Table 8.
Chart of analog and binary input/output (continued)
#
BACnet Point Name
Write
Default
Range
Units
Description