Fujitsu ARU9RLF Design & Technical Manual page 33

FRESH AIR CONTROL OUTPUT
„ „
A signal linked to air conditioner indoor fan ON can be output.
* However, signal becomes OFF during cold air prevention control operation.
Circuit diagram example
z „
Indoor unit
control PC board
12 V
Connector
1
on/off
2
*33ft.
(10m)
* Make the distance from the PC board to the connected unit within 33ft. (10m).
Relay spec. : Rated 12VDC, 50mA or less.
Operation
Indoor fan
Stop
ON
Output signal
OFF
Parts (Optional)
z „
Model name
UTD-ECS5A
Wire (Fresh air output)
Connected unit
Ex.) Relay unit
Signal
Field supply
- (01 - 30) -
Ex.) Fan
Relay
power
supply