Mini VRF SYSTEM
Address Settings
1
3. Auto Address Setting
1-6
Basic wiring diagram: Example (2)
•
•
•
If link wiring is used
* When multiple outdoor units exist, remove the socket that is used to short-circuit the terminal plug (CN-TERMINAL) from all
outdoor unit PCBs except for 1. Alternatively, move the sockets to the “OPEN” side.
1-1
1-2
2-1
2-2
2-7
1-3
1-6
ON
1
2
(S004)
ON
1
2
(S003)
(S002)
(S004)
(S003)
(S002)
Make settings as appropriate for the cases listed below.
Indoor and outdoor unit power can be turned ON for each system separately.
<Case 2>
Indoor and outdoor unit power cannot be turned ON for each system separately.
Automatic address setting in Heating mode
<Case 3A>
Automatic address setting in Cooling mode
<Case 3B>
System address
(system 1 setting)
No. of indoor units
(6 units setting)
Outdoor unit
system 1
Unit
No. 1
Leave the socket
that is used to
short-circuit the
terminal plug.
(CN-TERMINAL)
Inter-unit control wiring
Indoor unit
Remote
controller
Remote controller
communication wiring
No. 2 unit settings
System address
(system 2 setting)
No. of indoor units
(7 units setting)
Outdoor unit
system 2
Unit
No. 1
Leave the socket
that is used to open
circuit the terminal
plug (CN-TERMINAL).
Inter-unit control wiring
To other system
link wiring
Indoor unit
Remote
controller
Remote controller
communication wiring
No. 1 unit settings
ON
OFF
ON
OFF
7
6
SM830209-00̲Mini̲VRF SYS.indb 6
SM830209-00̲Mini̲VRF SYS.indb 6
2012/01/11 18:24:13
2012/01/11 18:24:13
