¢
Control output function
•
Operation/Stop status
Rotary SW on External
input and output PCB
External output
Output
signal
Command
1
B
C
D
External input and output PCB
CN310
Off → On
Operation
On → Off
Stop
The output is low when the unit is stopped.
Operation
Stop
On
Off
CN310
Indoor unit
•
Error status
Rotary SW on External
input and output PCB
External output
Output
signal
Command
1
C
External input and output PCB
CN311
Off → On
Error
On → Off
Normal
D
CN312
Off → On
Error
On → Off
Normal
The output is ON when an error is generated for the indoor unit.
Error
Normal
On
Off
CN311―312
Indoor unit
•
Indoor unit fan operation status
Rotary SW on External
input and output PCB
External output
Output
signal
Command
1
External input and output PCB
CN312
Off → On
Fan run
On → Off
Fan stop
2
B
D
CN311
Off → On
Fan run
On → Off
Fan stop
Output signal
Condition
On
The indoor unit fan is operating.
Low → High
Off
The fan is stopped or during cold air prevention.
High → Low
During thermostat off when in dry mode operation.
Fan run
Fan stop
On
Off
CN311―312
Indoor unit
- 22 -
8-4. Details of function
8. External input and output
WALL MOUNTED
ASHG30-36KMTA
WALL MOUNTED
ASHG30-36KMTA