Daikin VRV Service Manual

Si30-408 Control of Indoor Unit
Basic Information 33
4.5 Thermostat Control in Cooling / Heating Automatic
Operation
In cooling / heating automatic operation, the unit is controlled as shown below based on set
"differential value". Factory setting of differential valve is 5°C. As to charging method of setting
value, refer to page 43 and page 44.
Cooling/Heating
Differential: at
5°C
Automatic heating
22˚C
Automatic cooling
27˚C
Display selection
Cooling→Heating
Display selection
Heating→Cooling
Cooling thermostat ON
Cooling thermostat OFF
3˚C
Heating thermostat OFF
Heating thermostat ON
T=5˚C
T/2+2˚C(4.5˚C)
Cooling / heating differential : at 3˚C
Automatic heating
22˚C
Automatic cooling
25˚C
T=3˚C

Daikin VRV Specifications

General

Brand	Daikin
Energy Efficiency	High
Control	Centralized and individual zone control
Inverter Technology	Yes
Type	Variable Refrigerant Volume (VRV)
Cooling Capacity	Varies by model
Heating Capacity	Varies by model
Refrigerant	R-32 or R-410A
Application	Commercial buildings, large residential spaces
SEER	Varies by model
HSPF	Varies by model
EER	Varies by model
COP	Varies by model
Sound Level	Varies by model
Indoor Unit Options	wall-mounted, ducted