Group Control - LG MULTI V ARNU07GTUA4 Engineering Product Data Book

Indoor unit
1. Cassette, Duct, Ceiling & Floor, Ceiling Suspended, Floor Standing, Console, Fresh Air Intake Unit

1.2 Group Control 1

(1) Group Control 1
n Wired remote controller 1 + Standard Indoor Units
Master
Master
n Dip Switch in PCB (Cassette and Duct Type indoor units)
¿ Master Setting
- No. 3 Off
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. You can connect all the types of 2nd generation 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 standard 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 can't perform with Dry Contact and Central controller at the same time. So contact us further
information about it.
2 _
Dip Switch & Group Control Setting
Slave
Display Error Message
¡ Slave Setting
- No. 3 On
LGAP Network System
or
Slave
Only connect serial signal and
GND lines between indoor units.
GND
Slave
Signal
12 V