Fujitsu AOUH18LPAS1 - Page 151

• Forced thermostat off function
Rotary SW on External
Input and Output PCB
External input Input signal Command
2
B
C
External Input and Output PCB CN313
Off → On Thermostat off
On → Off Normal operation
On
Off
On
Off
Compressor
Room temp.
Set temp.
Input
¢
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
2-4. Details of function
- (05-21) - 2. External input and output
FIELD WORKING FIELD WORKING