ION SYST0101CW - Select Desired Heat Source

53
A12355I
Connection Diagram for FCM Fan Coil with Non-communication
1-Stage Heat Pump
DX+
DX-
C
R
DX+
DX-
C
R
Communications
Connection
User Interface
1-Spd.
Non-communicating
HP
Green - Data A
Yellow - Data B
White - COM
Red - 24VAC
Optional Remote
Room Sensor
HUM
C
Humidifier
Connection
Y
S2
S1
W2
Y
O
C
R
O
R
W
OAT
OAT
Sensor
Variable-Speed
Fan Coil
G