31
• Name, Symbol, and the Maximum Units for Connection
Permissible LengthProhibited items
• Never connect together the terminal blocks (TB5) for transmission wires for indoor units (IC) that have been connected to
different outdoor units (OC).
• M-NET remote controller and MA remote controller cannot be connected with the indoor unit of the same group wiring
together.
A : Group 1
B : Group 3
C : Group 5
D : Shielded Wire
E : Sub Remote Controller
( ): Address
A
B
C
E
D
M1 M2 S
TB7
IC
(51)
M1 M2 1 2S
TB5 TB15
12
TB15
12
TB15
12
TB15
12
TB15
12
TB15
12
TB15
MA
(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)
MA
MA
MA
OC
M1 M2 S
TB7
(53)
OC
S
Power Supply
Unit
S
G-50A
AB
M1M2S
TB3
M1M2S
TB3
AB
AB
AB
M1M2
M1M2
Longest length via outdoor unit (M-NET cable): L1+L2+L3+L4 and L1+L2+L6+L7 [ 500 m (1.25 mm
2
or more)
Longest transmission cable length (M-NET cable): L1 and L3+L4 and L6 and L2+L6 and L7 [ 200 m (1.25 mm
2
or more)
Remote controller cable length:
m1
and
m1
+
m2
+
m3
and
m1
+
m2
+
m3
+
m4
[ 200 m (0.3 to 1.25
mm
2
)
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