31
• Name, Symbol, and the Maximum Units for Connection
Permissible Length
Prohibited 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.
: Group 1
: Group 3
: Group 5
: Shielded Wire
: Sub Remote Controller
( ): Address
M1
M2 S
TB7
IC
(51)
M1
M2
1 2
S
TB5
TB15
1 2
TB15
1 2
TB15
1 2
TB15
1 2
TB15
1 2
TB15
1 2
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
A B
M1M2 S
TB3
M1M2 S
TB3
A B
A B
A B
M1M2
M1M2
Longest length via outdoor unit (M-NET cable): L
1
+L
2
+L
3
+L
4
and L
1
+L
2
+L
6
+L
7
500 m (1.25 mm
2
or more)
Longest transmission cable length (M-NET cable): L
1
and L
3
+L
4
and L
6
and L
2
+L
6
and L
7
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
)