SiBE121123_A
Function of RA Indoor Unit
Function and Control
64
1.9
Thermostat Control
Outline
Thermostat control is based on the difference between the room thermistor temperature and the
target temperature.
Detail
Thermostat OFF Condition
The temperature difference is in the zone A.
Thermostat ON Condition
The temperature difference returns to the zone C after being in the zone A.
The system resumes from defrost control in any zones except A.
The operation turns on in any zones except A.
The monitoring time has passed while the temperature difference is in the zone B.
(Cooling / Dry : 10 minutes, Heating / Radiant : 10 seconds)
<Cooling / Dry>
<Heating / Radiant>
FTXG, FTXS35/42/50K, FVXG Series
Other Models
Refer to “Temperature Control” on page 52 for detail.
B
A
OFF
ON
C
Room thermistor temperature – target temperature
–1.5˚C
(R12319)
Cooling : –0.5˚C
Dry : –0.5˚C
Cooling : –2.0˚C
Dry : –2.5 ~ –2.0˚C
OFF
ON
B
A
C
1.5˚C
2.0˚C
0.5˚C
Room thermistor temperature – target temperature
(R11894)
B
A
OFF
ON
C
1.5˚C
1.0˚C
Room thermistor temperature – target temperature
0˚C
(R12320)
