6. SYSTEM DESIGN
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 : For Single & Multi split system : Max. 10m (33ft.) •
Connection diagram
For Relay Output voltage : DC12V ± 2V •
Permissible current : 15mA
+
-
Indoor
unit
P.C.B
CN6
1
2
*:Make the distance from the PC board to the Relay Unit within 10m (33ft.)
10m
(33ft) *
Field supplied
Fan, other
power
Fuse
Relay
Indoor unit status
operation
stop
12V
0V
Indoor
unit fan
CN6
(output)
Wire (External output
1
)
Wire color: White
Wire color: RED
- (06 - 120) -
SYSTEM
DESIGN
SYSTEM
DESIGN
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