Carrier Infinity SYSTXCCITW01 Installation Instructions Manual page 74

User Interface
Green - Data A
A
Yellow - Data B
B
White - COM
C
D
S1
Optional Remote
Room Sensor
S2
Connection Diagram for Furnace or FE Fan Coil with
Variable-Speed
Furnace/Fan Coil
A
B
C
Red - 24VAC
D
HUM
Humidifier
Connection
COM
24V
Y/Y2
OAT
1- - Stage Air Conditioning
66
ABCD
Connection
1-Spd.
Non-Communicating
AC
C
Y
OAT
Sensor
A12354