Design Technical Manual

Table Of Contents
z
Example 2
- Individual connection
- Function setting for Fan setting when cooling thermostat OFF
Number 49-01 (Stop)
Forced thermostat off is one of the function to save energy. For example, case of using
ventilator at condition with outdoor temperature is lower than Indoor temperature, Indoor unit of
air conditioner stop based upon receiving signal from external controller. (Cooling Only)
76°F
80°F
74°F
84°F
68°F
Away
Custom
Auto
Auto
Cool
Heat
Office
Set Temp.
Mode
MenuStatus
Vacation
Fan
Fri 10:00AM
Room Temp.
Cool
Heat
76°F
80°F
74°F
84°F
68°F
Away
Custom
Auto
Auto
Cool
Heat
Office
Set Temp.
Mode
MenuStatus
Vacation
Fan
Fri 10:00AM
Room Temp.
Cool
Heat
82˚F
(28˚C)
75˚F
(24˚C)
82˚F
(28˚C)
88˚F
(31˚C)
Cooling operation
(Thermostat on)
Fan stop
(Thermostat off)
Direct digital
controller
Thermistor
Thermistor
Ventilator
Indoor
Temperature
Indoor
Temperature
Outdoor
Temperature
Outdoor
Temperature
System gure example
Indoo r unitExte rnal Inp u t
W ire(S ervice parts)以外はすべ
現地調達にす。
76°F
80°F
74°F
84°F
68°F
Away
Custom
Auto
Auto
Cool
Heat
Office
Set Temp.
Mode
MenuStatus
Vacation
Fan
Fri 10:00AM
Room Temp.
Cool
Heat
82˚F
(28˚C)
88˚F
(31˚C)
External input wire
Except Indoor unit and
External wire (service
parts) all other items are
eld supplied.
Indoor
Temperature
Outdoor
Temperature
Relay
Indoor unit
External controller
Ventilator
Outdoor
thermistor
Indoor
thermistor
- (08 - 21) -
EXTERNAL INPUT
& OUTPUT
EXTERNAL INPUT
& OUTPUT