Auxiliary heater control by outdoor temperature 3
This control selects heat pump or external heater according to the outdoor temperature. Even when
outdoor temperature is high, the heating is performed by using both of heat pump and external
heater.
Operation
Condition
Heater on
Heater is on as shown in following diagram of heating
temperature.
Heater off
DIP switch 2-3
On
•
Heater is off as shown in following diagram of heating
temperature.
•
Other than heating mode
•
Error occurred
•
Forced thermostat off
•
Fan stop protection
Indoor unit fan
setting for
external heater
Enabled
DIP switch 2-3
Off
•
Heater is off as shown in following diagram of heating
temperature.
•
Other than heating mode
•
Error occurred
•
Forced thermostat off
Indoor unit fan
setting for
external heater
Disabled
• Temperature of heater on (Thon): Adjustable by function number 62 for indoor unit (Operating
temperature switching of external heaters).
• All control temperatures will shift by adjusting “Thon”.
• Outdoor temperature zone boundary B: Adjustable by function setting number 37 for outdoor unit.
•
External heater output
Tr: Room temperature
Ts: Set temperature
Thon: Heater on temperature
Tr-Ts
Off
On
*
Tr-Ts ≥ 0.9°F
(0.5°C)
Tr-Ts (=Thon) < -0.9°F (-0.5°C)
*: When room temperature stays in this zone for a specific time, auxiliary heater is turned on. For
details, refer to function number 71 for indoor unit.
•
Outdoor temperature zone
B: 42.8°F (6°C)*
B + 3.6°F (2°C): 46.4°F (8°C)
Outdoor temp.
Combination zone
(Heat pump + Heater)
Heat pump only zone
(Heat pump)
*: Adjustable by function setting 37 for outdoor unit
3-3. External output
- (08-46) -
3. Indoor unit
EXTERNAL INPUT
AND OUTPUT
EXTERNAL INPUT
AND OUTPUT
Summary of Contents for AIRSTAGE J-IIIL
Page 1: ...DESIGN TECHNICAL MANUAL ...
Page 3: ...1 GENERAL INFORMATION 2019 11 01 DV_CH01_J3LU061EF_02 ...
Page 20: ...2 5 Others 01 16 2 Optional parts GENERAL INFORMATION GENERAL INFORMATION ...
Page 21: ...2 MODEL SELECTION 2019 11 01 DV_CH02_J3LU061EF_02 ...
Page 94: ...5 1 Stand alone 02 72 5 Heating capacity table Outdoor unit MODEL SELECTION MODEL SELECTION ...
Page 95: ...3 OUTDOOR UNITS 2019 03 07 DV_CH03_J3LU061EF_01 ...
Page 120: ...11 1 Stand alone 03 24 11 Accessories OUTDOOR UNITS OUTDOOR UNITS ...
Page 121: ...4 INDOOR UNITS 2019 11 01 DV_CH04_J3LU061EF_02 ...
Page 337: ...5 CONTROL SYSTEM 2019 11 01 DV_CH05_VR2E018EF_04 ...
Page 521: ...6 SYSTEM DESIGN 2019 11 01 DV_CH06_J3LU061EF_02 ...
Page 599: ...7 FUNCTION SETTINGS 2019 11 01 DV_CH07_J3LU061EF_02 ...
Page 753: ...8 EXTERNAL INPUT AND OUTPUT 2019 11 01 DV_CH08_J3LU061EF_02 ...
Page 831: ...9 NOTES 2019 11 01 DV_CH09_J3LU061EF_04 ...
Page 850: ...4 2 Wiring connection 09 18 4 About connection between series NOTES NOTES ...
Page 851: ...10 OPTIONAL PARTS 2019 11 01 DV_CH10_VR2E018EF_05 ...