¢
Indoor unit fan operation status
Function
setting
External Input and
Output PCB
External output Output signal Status
Rotary switch
60-10 C Output of indoor unit CN47
Off → On Fan run
On → Off Fan stop
— 2, B, D
External Input and
Output PCB
CN311
Off → On Fan run
On → Off Fan stop
— 1
External Input and
Output PCB
CN312
Off → On Fan run
On → Off Fan stop
Output signal Condition
On The indoor unit fan is operating.
Off
The fan is stopped or during cold air prevention.
During thermostat off when in dry mode operation.
Fan run
Fan stop
On
Off
CN47
On
Off
CN311, 312
Indoor unit
¢
Setpoint attainment status
NOTE: This function is valid only when function setting 96 is “Enable” (01).
When the room temperature does not reach the setpoint at a room due to the lower cooling perfor-
mance caused by external factor such as the outdoor temperature change, signal is output to tell the
attainment status of setpoint.
Function
setting
External Input and
Output PCB
External output Output signal Command
Rotary switch
60-12 D Output of indoor unit CN47
On → Off Normal
Off → On
Setpoint
attainment
Output signal Condition
Off Reached the setpoint. (Tr ≤ Tsα +0.5°C)
On
Unreached the setpoint. (Tr > Tsα +2.5°C)
However, even if the setpoint unreached, the signal will not be output
for 7 minutes after power is turned on.
Tr > Tsα + 2.5°C
Output: On
Output: Off
Tr ≤ Tsα + 0.5°C
When starting operation*
*: When starting operation or resetting, judges the zone to descending direction.
3-5. Details of control output function - (05-24) - 3. External input and output (For indoor unit)
FIELD
WORKING
FIELD
WORKING
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