Design Technical Manual

Table Of Contents
FRESH AIR CONTROL OUTPUT
You can control duct fan by synchronization with fan operation of indoor unit.
Wire for fresh air control output is supplied with Fresh Air Intake Kit.
Extended length of the wire: Max. 82ft. (25m)
z
Connection diagram
For Relay Output voltage: DC12 ± 2V
Permissible current: 50mA
1
+
-
2
3
4
5
6
82ft.
*
(25m)
*: Make the distance from the PCB to the Relay Unit within 82ft. (25 m)
Locally purchased
Indoor
unit
P.C.B
CNB01
Fan, other
power
Fuse
Relay
z
Indoor unit status
operation
stop
12V
0V
Indoor
unit fan
CNB01(1-4)
(output)
z
Wire (External output
)
Wire color: RED
Wire color: WHITE
1
2
3
4
5
6
- (10 - 78) -
OPTIONAL
PARTS
OPTIONAL
PARTS