Fujitsu AUUH18LUAS Service Manual page 201

• External Input and Output PCB
Switch setting
Rotary
SW2
switch
Edge
1
Pulse
2
3
4
5
6
7
Edge*
8
9
A
B
C
D
NOTES:
• →hen the rotary switch is selected to "1", the operation of the terminal input of the indoor unit
and the External Input and Output PCB input are the same. The operation content depends
on the setting of function setting number 46.
• *1: The external input other than "Operation/Stop" is available only when the S→2 is set to
"Edge".
• *2: The external input of "Mechanical cooling on" is available only when the function setting
number 60 is set to "03" or "04".
3-3. Setting of external input and output
Ex IN
1
Operation/Stop Not available
Operation
Forced
Not available
thermostat off
Mechanical
Not available
cooling off
Forced
Not available
thermostat off
Mechanical
Not available
2
cooling on*
Mechanical
Not available
2
cooling on*
Forced
Not available
thermostat off
1
Forced
Not available
thermostat off
Mechanical
Not available
cooling off
Forced
Not available
thermostat off
Forced
Not available
thermostat off
Forced
Not available
thermostat off
Forced
Not available
thermostat off
2 1
Operation/Stop
Stop
Error status
Error status
Error status
Cooling
high/low output
Error status
Error status
Error status
Error status
Heating
thermostat on
Operation/Stop
Operation/Stop
Operation/Stop
- (05-19) -
Ex OUT
2 3
Indoor unit fan
Error status operation
status
Indoor unit fan
External heater
operation
output
status
Indoor unit fan
External heater
operation
output
status
External heater
Operation/Stop
output
External heater
Operation/Stop
output
Cooling
Operation/Stop
high/low output
Indoor unit fan
External heater
operation
output
status
Indoor unit fan
Heating
operation
thermostat on
status
Heating External heater
thermostat on output
External heater
Operation/Stop
output
Indoor unit fan
External heater
operation
output
status
External heater
Error status
output
Indoor unit fan
operation Error status
status
3. External input and output (for indoor unit)