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ELECTRICAL WIRING
66
Group Number setting
Group Number setting for Indoor Units
- Confirm the power of whole system(Indoor Unit, Outdoor Unit) is OFF, otherwise turn off.
- The communication cables connected to CEN.A and CEN.B terminal should be connected to
central control of Outdoor Unit with care for their polarity (A-A, B-B ).
- Turn the whole system on.
- Set the group and Indoor Unit number with a wired remote control.
- To control several sets of Indoor Units into a group, set the group ID from 0 to F for this
purpose.
Outdoor Units (Main PCB)
SODU.B SODU.A
IDU.B
IDU.A
Example) Group number setting
1 F
Group Indoor unit
st
1
number indicate the group number
2nd number point out indoor unit number
Group recognizing the central controller
CEN.B
CEN.A
DRY1
DRY2
B(D)
A(C)
(U3 / U7)
No.0 group (00~0F)
No.1 group (10~1F)
No.2 group (20~2F)
No.3 group (30~3F)
No.4 group (40~4F)
No.5 group (50~5F)
No.6 group (60~6F)
No.7 group (70~7F)
No.8 group (80~8F)
No.9 group (90~9F)
No. A group (A0~AF)
No. B group (B0~BF)
No. C group (C0~CF)
No. D group (D0~DF)
No. E group (E0~EF)
No. F group (F0~FF)
GND
12V
B(D)
A(C)
(U4)
- Quick Links:
- Outdoor Units Information
- Electrical Wiring
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