ION SYST0101CW - Photo Upload and Heat Source Configuration; Upload Personal Photo for Screen Saver

52
A12354I
Connection Diagram for Furnace or FCM4 Fan Coil with
1-Stage Air Conditioning
DX+
C
C
Y
Communications
Connection
User Interface
1-Spd.
Non-Communicating
AC
Green - Data A
Yellow - Data B
White - COM
Red - 24VAC
Optional Remote
Room Sensor
HUM
COM
24V
Humidifier
Connection
Y/Y2
S2
S1
OAT
OAT
Sensor
Variable-Speed
Furnace/Fan Coil
DX-
C
R
DX+
DX-
R