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12-2. 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
Connector
12 V
1
On/
Off
2
1
On/
Off
2
Error status
Output signal
• Optional part
Part name
External connect kit
12-2. External output
Connected unit (Locally purchased)
Example:
Relay unit
10m*
Signal
Error
Normal
On
Off
Model name
UTY-XWZXZ3
• Output voltage (Vcc): DC 12 V
50 mA or less
• *: Make the distance from the
Example: Fan
PCB to the connected unit
within 10 m.
- 100 -
Exterior
External output wire
12. External input and output
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