What is the
Carrier Connect™ 33CONNECTSTAT43FX Thermostat?
Carrier Connect™ Wi
-Fi Thermostat 33CONNECTSTAT43FX
CARRIER CORPORATION ©2021
Installation Guide
All rights reserved
3
Programmable and non-programmable installations
The thermostat combines all 24 Vac output demand control functions needed for the following types of thermostat
programmable and non-programmable installations:
Cool only
(up to 3 stages of cooling)
•
Cooling
○
Y1
- first stage cooling
○
Y2
- second stage cooling
○
Y3
- third stage cooling
Heat only with gas heat
(up to 2 stages of heating)
•
Heating
○
W1
- first stage heat
○
W1
+
W2
- second stage heat
Heat only with electric heat
(up to 3 stages of heating)
•
Heating
○
W1
- first stage heat
○
W2
- second stage heat
○
W1
+
W2
- third stage heat
AC with gas heat
(up to 3 stages of cooling and 2 stages heating)
•
Cooling
○
Y1
- first stage cooling
○
Y2
- second stage cooling
○
Y3
- third stage cooling
•
Heating
○
W1
- first stage heat
○
W1
+
W2
- second stage heat
AC with electric heat
(up to 3 stages of cooling and 3 stages heating)
•
Cooling
○
Y1
- first stage cooling
○
Y2
- second stage cooling
○
Y3
- third stage cooling
Summary of Contents for Connect 33CONNECTSTAT43FX
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