Fujitsu General AOHH30KMTB, Service Manual

Page: 161 / 162

4-2. External output
With using external output function, some status signals are transmitted to the control PCB, and the
related LED lamp indicates the status of this product.
¢
Error status output
Signal on air conditioner error status is generated when a malfunction occurs.
• Circuit diagram example
Outdoor unit
control PCB
Example:
Relay unit
Connected unit (Locally purchased)
Example: Fan
Signal
Connector
1
2
1
2
10m*
12 V
On/
Off
P5
9
0
On/
Off P
A5
9
0
• Output voltage (Vcc): DC 12
V 50 mA or less
• *: Make the distance from
the PCB to the connected
unit within 10 m.
Error
Normal
On
Off
Error status
Output signal
• Optional part
Part name Model name Exterior
External Connect Kit UTY-XWZXZ3
External output wire
4-2. External output
- (05-31) -
4. External input and output (For outdoor unit)
FIELD WORKING FIELD WORKING