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ENGLISH
41
7-3.
Main Outdoor Unit P.C. Board Setting
LED 2
LED 1
SW 2
SW 1
SW 4
SW 3
DEF
A. ADD
CHK
AP
STOP
RUN
MODE
CN-SILENT
CN-ROM
CN-OC
CN-EMG
For detailed drawing, see the page 43.
CN-RC
CN-TERMINAL
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42
●
Examples of the number of indoor units settings (SW3, SW4)
Number of indoor units
Indoor unit setting (SW3)
(2P DIP switch)
10 20
Indoor unit setting (SW4)
(Rotary switch)
1 unit (factory setting)
Both OFF
2
1
ON
ON
OFF
Set to 1
11 units
1 ON
2
1
ON
ON
OFF
Set to 1
15 units
1 ON
2
1
ON
ON
OFF
Set to 5
●
Examples of refrigerant circuit (R.C.) address settings (required when link wiring is used) (SW1, SW2)
System address No.
System address (SW1)
(2P DIP switch)
10 20
System address (SW2)
(Rotary switch)
System 1 (factory setting)
Both OFF
2
1
ON
ON
OFF
Set to 1
System 11
1 ON
2
1
ON
ON
OFF
Set to 1
System 21
2 ON
2
1
ON
ON
OFF
Set to 1
System 30
Both ON
2
1
ON
ON
OFF
Set to 0
The sub unit control P.C. board contains the same switches as the main unit control P.C. board for the number of indoor units,
and
system address. However it is not necessary to set these switches.
5
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2016/06/16 11:37:43