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• Name, Symbol, and the Maximum Units for Connection
Permissible Length
Prohibited items
• Longest length via outdoor units : L1+L2+L3+L4, L1+L2+L3+L5, L1+L2+L6+L7 [ 500 meters [1640 ft] (1.25 mm
2
[AWG16])
• Longest transmission cable length : L
1, L3+L4, L3+L5, L6, L2+L6, L7 [ 200 meters (1.25 mm
2
[AWG16])
• Remote controller cable length : R
1,R2, R2+R3, R4 [ 10 meters [33 ft] (0.5 to 1.25 mm
2
[AWG20 to AWG16])
If the length exceeds 10 meters [33 ft], use a 1.25 mm
2
[AWG16] shielded wire. The
length of this section (L
5) should be included in the calculation of the maximum length
and overall length.
• Never connect together the terminal blocks (TB5) for transmission wires for indoor units (IC) that have been connected to
different outdoor units (OC).
• Set all addresses to ensure that they are not overlapped.
• M-NET remote controller and MA remote controller cannot be connected with the indoor unit of the same group wiring
together.
M1M2S
M1 M2 S
TB7
TB3
IC
(51)
M1 M2 S
TB5
RC
(01)
IC
M1 M2 S
TB5
(03)
IC
M1 M2 S
TB5
(02)
IC
M1 M2 S
TB5
(04)
IC
M1 M2 S
TB5
(05)
IC
M1 M2 S
TB5
(07)
IC
M1 M2 S
TB5
(06)
(101)
RC
(105)
RC
(104)
RC
(155)
OC
M1 M2 S
TB7
(53)
OC
M1M2S
Power Supply
Unit
M1M2S
G-50A
AB AB AB
AB
M1M2 S
TB3
: Group 1
: Group 3
: Group 5
: Shielded Wire
: Sub Remote Controller
( ): Address
DV 12V