Appendix A: VVT Zone II Points/Properties
VVT Zone II Controller
CARRIER CORPORATION ©2019
Installation and Start-up Guide
All rights reserved
88
Point Name/Description
Default/Range
System Mode Reselect Timer (minutes)
– Applies only to a VVT master. Defines how
long the system continues to operate in the current mode before it reassesses all zones
while the current demand is still active.
D:
R:
30
10 to 120
Linkage RH Type
– Determines if the VVT or VAV Master sends to the air source the
average or maximum values of all linked zone controllers that have a relative humidity
(RH) sensor.
D:
R:
Avg
Avg/Max
Linkage IAQ Type
– Determines if the Master controller sends to the air source the
average or maximum values of all linked zone controllers that have a CO
2
sensor for
DCV and IAQ control.
D:
R:
Max
Avg/Max
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.
R: OFF
WARMUP
HEAT
COOL
FREECOOL
PRESSURE
EVAC
VENT
Air Source Supply Air Temp
– Displays the air source's SAT when
Airside Linkage
Status
is
Active
.
R: -56 to 245°F
(-48.9 to 118.3°C)
Air Source Static Pressure
– Displays the air source’s supply static pressure when
Airside Linkage Status
is
Active
.
R: 0 to 5.0 in wc
(0 to 1.245 kPa)
Air Source Outdoor Air Temp
– Displays the air source’s OAT when
Airside Linkage
Status
is
Active
.
R: -56 to 245°F
(-48.9 to 118.3°C)
Summary of Contents for VVT Zone
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