¢
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 (CN136)
Signal
Outdoor unit
control PCB
Connected unit
Connector
1
2
Locally purchased
*10 m
Vcc
+
+
-
Load
Vcc
Power
supply
CN136
• 1: Power supply
Voltage (Vcc): DC 24 V or less
• 2: Load
DC 500 mA or less
• *: Make the distance from the PCB to the con-
nected unit within 10 m.
Error
Normal
On
Off
Error status
Output signal
• Optional part
Part name Model name Exterior
External connect kit UTY-XWZXZ3
- 234 -
6-2. Outdoor unit 6. External input and output
SYSTEM
DESIGN
SYSTEM
DESIGN
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