Zone Control
User Interface &
Smart Sensor(s)
A B C D
A B C D
A B C D
Damper
Control
module
Zoning Connection for Communicating Indoor Unit with
2- - Stage Communicating Outdoor Unit
Indoor
Communicating
Unit
Green
A
Yellow
B
White
C
Red
D
HUM
Humidifier
Connection
COM
24V
OAT
Sensor
(Optional)
OAT
66
AC or HP
A
B
C
D
A04018