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Using installer settings
Carrier Connect™ Wi
-Fi Thermostat 33CONNECTSTAT43FX
CARRIER CORPORATION ©2021
Installation Guide
All rights reserved
38
Setting
Default/Range
HUMIDIFIER
—
Enables humidifier control functionality. When humidifier control is
enabled, the humidifier is energized if there is humidity demand and any heating
equipment is energized.
The output (
Y3
,
O/B
or
W2
) is a 24 Vac output only (sourced from
R
) and must be
isolated with a relay at the indoor equipment if 120 Vac is needed to interface to a
humidifier unit.
NOTE Humidifier functionality is not available if
HEATING STAGES
is set to
NONE
.
D:
R:
NO
NO
YES
HUM OUTPUT
—
Select which output relay to use for the humidifier. The choices only
include outputs that are not already assigned to another function.
The output that is selected (
Y3
,
O/B
or
W2
) is used to control the humidifier equipment.
NOTE
HUM OUTPUT
is only available if the
HUMIDIFIER
setting is
YES
.
The
HUM OUTPUT
option is not available if the Y3, O/B and W2 relays are already being
used for other functions.
•
The
Y3
output is used for 3 stages of cooling, the humidifier, and the dehumidifier
setting of HumidiMiZ
er™.
•
The
O/B
output is used for heat pump equipment, the humidifier, and the
dehumidifier setting of the HumidiMiZer™.
•
The
W2
output is used for 2 stages of heating, the humidifier, and the dehumidifier
setting of HumidiMiZer™.
D:
R:
OFF
OFF
Y3
O/B
W2
Summary of Contents for Connect 33CONNECTSTAT43FX
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