Indoor Unit Functional Concept; Thermostat Control - Daikin SkyAir Service Manual

SiBE28-804

2. Indoor Unit Functional Concept

2.1

Thermostat Control

According to a difference between the temperature set by the remote controller and the actually
detected room temperature (*1), the thermostat is turned ON or OFF.
In cooling
In heating
Note: *1: The thermistor to detect room temperature is as follows according to field setting.
2: Explanation of each symbol
Functional Description
In normal operation
Normal operation
(Thermostat ON)
Normal operation
(Thermostat ON)
In dry operation
Tro> 24ºC
24ºC≥Tro>16ºC
16ºC≥Tro
a. Factory setting:
b. When set to remote controller thermistor: Indoor air thermistor in the remote controller
∆
T: Detected room temperature - Temperature set by remote controller
Tro: Room temperature detected when dry operation is started
Tr: Room temperature detected by thermistor
·
∆T≤-0.5ºC continues for 1 minute.
OR
·
∆T≤-2ºC
∆T≥+0.5ºC
·
∆T≥+0.5ºC continues for 1 minute.
OR
·
∆T≥+2.5ºC
∆T≤-0.5ºC
∆T<-2.5ºC
Dry operation
∆>-1ºC
∆T<-2ºC
Dry operation
∆>-1ºC
Tr<13ºC
Dry operation
Tr>15ºC
Indoor unit suction air thermistor

Indoor Unit Functional Concept

Thermostat OFF
Thermostat OFF
Thermostat OFF
Thermostat OFF
Thermostat OFF
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