3. External input and output (For indoor unit)
CN314
CN313
CN312
CN311
CN310
Rotary switchSW302SW301
CN308
External input and output PCB
To CN6 on Indoor unit PCB
PCB External input External output Connector Input select Input signal
External input and
output
(UTY-XCSXZ2
)
Operation/Stop
—
CN313/
CN314
Dry contact/
Apply voltage
Edge/Pulse
Forced stop
Forced thermostat off CN313 Edge
—
Operation status
CN310
— —
Error status CN311
Indoor unit fan
operation status
CN312
External heater output
NOTE: External input and output PCB cannot be used with Wireless LAN adapter simultaneously.
- (05-16) - 3. External input and output (For indoor unit)
FIELD
WORKING
FIELD
WORKING
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