Fresh air control output
Corresponding indoor units : All indoor units
Contents of operation : A signal linked to air conditioner indoor fan ON can be output.
Circuit diagram example
Indoor
control PC board
13.5 V
CN6*
1
2
*CN14 for high static pressure duct type
ON
Indoor fan
OFF
ON
Signal
OFF
Parts (Optional)
Model name
UTD-ECS5A
Wire (Fresh air output)
* However, signal becomes OFF during cold air prevention control
operation.
Relay circuit
Signal
Procured at the site
Parts No.
9077359004
03-08
(Example) Fan
Relay
power
supply