Thermostat Control - Daikin CTXU25G2V1B Service Manual

Main Functions
1.2

Thermostat Control

Thermostat control is based on the difference between the room temperature and the set point.
Thermostat OFF Condition
Thermostat ON Condition
Cooling / Dry
Heating
4
The temperature difference is in the zone A.
The temperature difference is above 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 : 10 seconds)
C
B
A
A
B
C
Room temperature - set point
ON
Cooling : –0.5˚C
Dry : –0.5˚C
Cooling : –2.0˚C
Dry : –2.5~–2.0˚C
OFF
Room temperature - set point
OFF
2.0˚C
0.5˚C
ON
SiBE12-908
(R4668)
(R9424)
Function and Control