20
Indoor Unit
Installation
Group Control Setting
1. Group Control 1
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Wired remote controller 1 + Indoor units
1. It is possible to 16 indoor units(Max) by one wired remote controller.
Set only one indoor unit to Master, set the others to Slave.
2. It is possible to connect with every type of indoor units.
3. It is possible to use wireless remote controller at the same time.
4. It is possible to connect with Dry Contact and Central controller at the same time.
The Master indoor unit is possible to recognize Dry Contact and Central controller only.
5. In case of any error occurs at indoor unit, display on the wired remote controller.
Exception of the error indoor unit, an individual indoor unit control possibility.
6. In case of Group Control, be limited additional functions of indoor unit.
- Selection of operation options (stop/mode/temperature)
- Control of flow rate (strong/middle/weak)
- Time reservation function
- Elevation grille
❈
All kind of indoor units be set possible using a wireless remote controller, except cassette and duct types.
Refer to wireless remote controller manual for setting group control.
❈
It is possible to connect indoor units since Feb. 2009.
In the other cases, please contact LGE.
GND
Signal
12 V
Master
Slave
Slave
Slave
Master
Display Error Message
Only connect serial signal and GND lines
between slave indoor unit
LGAP Network System