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Outdoor
1-1
Individual
Indoor (Master/Sub)
Remote
controller
2-1
Sub
1-1
Sub
4-1
Master
3-1
Sub
8-1
Sub
1-1
Individual
(Master/Sub)
Max. 8 units
2-1
Sub
1-1
Sub
4-1
Master
8-1
Sub
13-2. Address Setup & Group Control
<Terminology>
Indoor unit No. : N - n = Outdoor unit line address N (Max. 30) - Indoor unit address n (Max. 64)
Group address : 0 = Individual (Not group control)
1 = Master unit in group control
2 = Sub unit in group control
Master unit (= 1) : The representative of multiple indoor units in group operation sends/receives signals to/from
the remote controllers and sub indoor units. (* It has no relation with an indoor unit which
communicates serially with the outdoor units.)
The operation mode and setup temperature range are displayed on the remote controller
LCD. (Except sir direction adjustment of flap)
Sub unit (= 2) : Indoor units other than master unit in group operation
Basically, sub units do not send/receive signals to/from the remote controllers.
(Except errors and response to demand of service data)
13-2-1. System configuration
1. Single
2. Single group operation
13-2-2. Automatic address example from unset address (No miscabling)
1. Standard (One outdoor unit)
1) Single
2) Gr operation
(Multiple outdoor units = Miltiple indoor units only with serial
communication)
Only turning on source power supply (Automatic completion)