Installation Manual

18 Indoor Unit
Installation
Group Control Setting
1. Group Control 1
■ Wired remote controller 1 + Indoor units
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
■ Dip Switch in PCB (Cassette and Duct Type 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.
- In case of Central controller and Group controller at the same time, it is possible to connect stan-
dard 2series indoor units or later since Feb. 2009.
- In case of Central controller setting, the Central controller can control indoor units after setting only
the address of master indoor unit.
- Slave indoor unit will be operated like master indoor unit.
- Slave indoor unit can not be individually controlled by Central controller.
- Some remote controller canʼt perform with Dry Contact and Central controller at the same time.
So contact us further information about it.
- No. 3 Off - No. 3 On
Master Setting Slave Setting