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Appendix A: VVT Bypass Controller Points/Properties
Alarms
Navigation:
i-Vu® / Field Assistant:
Point Name/Description
Supply Air Temperature Alarm – Indicates if the supply air temperature exceeds the
high temperature alarm limit or drops below the low temperature alarm limit.
Airside Linkage Alarm – Indicates that it lost Linkage communications with the air
source.
Linkage
Navigation:
i-Vu® / Field Assistant:
Point Name/Description
Air Linkage Status – If Active, the controller is part of a linked system. If Not Active, the
controller is operating as a stand-alone device.
Air Source Mode – If Airside Linkage Status is Active, this is the current mode of the
linked air source. If Airside Linkage Status is Not Active, this is the mode of the air
source as determined by the zone controller's SAT sensor.
Air Source Supply Air Temp – Shows the air source's SAT when Airside Linkage Status
is Active. If Airside Linkage Status is Not Active, the controller's local DAT sensor value
is displayed.
I/O Points
Navigation:
i-Vu® / Field Assistant:
Point Name/Description
Pressure Input – The current duct static pressure of the controller's integrated airflow
sensor.
VVT Bypass Controller
Installation and Start-up Guide
Properties
Control Program
>
Properties
Control Program
>
Properties
I/O Points
>
Carrier Proprietary and Confidential
32
Alarms
>
Range
R:
Normal/Alarm
R:
Normal/Alarm
Linkage
>
Range
R:
Active/Not Active
R:
OFF
WARMUP
HEAT
COOL
FREECOOL
PRESSURE
EVAC
VENT
R:
-56 to 245°F
(-48.9 to 118.3°C)
Range
R:
0 to 2.0 in. H
(0 to .498 kPa
CARRIER CORPORATION ©2017
O
2
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