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APPENDIX
1 Variation of system
This section introduces variation of various systems using Air-To-Water Heatpump and actual setting method.
1-1 Introduce application related to temperature setting.
Temperature setting variation for heating
1. Remote Controller
Outdoor
Connect fl oor heating or radiator directly to the indoor unit.
Remote controller is installed on indoor unit.
This is the basic form of the most simple system.
2. Room Thermostat
Outdoor
Connect fl oor heating or radiator directly to the indoor unit.
Remove remote controller from indoor unit and install it in the room where fl oor heating is installed.
This is an application that uses remote controller as Room Thermostat.
3. External Room Thermostat
Outdoor
Connect fl oor heating or radiator directly to indoor unit.
Remote controller is installed on indoor unit.
Install separate external Room Thermostat (fi eld supply) in the room where fl oor heating is installed.
This is an application that uses external Room Thermostat.
Indoor
Indoor unit receive Room Thermo signal (ON/OFF) from Remote controller
to control HP and circulation pump.
Indoor
There is a build-in thermistor in the remote controller.
Indoor
Floor heating
Setting of remote controller
Installer setting
Floor heating
Setting of remote controller
Installer setting
Floor heating
Room
Thermostat
Setting of remote controller
(Field supply)
Installer setting
System setup
Optional PCB connectivity - No
Zone & Sensor:
Water temperature
System setup
Optional PCB connectivity - No
Zone & Sensor:
Room thermostat
Internal
System setup
Optional PCB connectivity - No
Zone & Sensor:
Room thermostat
(External)
11
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