25
• Name, Symbol and the Maximum Remote controller Units for Connection
Name
Outdoor unit
Indoor unit
Symbol
OC
IC
RC
Maximum units for connection
Permissible Lengths
Prohibited items
Longest transmission cable length
(1.25 mm
2
)
L
1
+ L
2
, L
2
+ L
3
, L
3
+ L
1
[
200m
Remote controller cable length
1. If 0.5 to 1.25 mm
2
R
1
,
R
2
[
10m
2. If the length exceeds 10 meters,
the exceeding section should
be 1.25 mm
2
and that section
should be a value within the
total extension length of the
transmission cable and
maximum transmission cable
length. (L
3
)
Same as above
Same as above
• Use the indoor unit(IC)
address plus 150 as the
sub remote controller
address. In this case, it
should be 152.
• 3 or more remote con-
troller (RC) cannot be
connected to 1 indoor
unit.
• The remote controller
address is the indoor
unit main address plus
100. In this case, it
should be 101.
M1M2
TB5
S 1 2
TB15
01
102
IC(Main)
A B
M1M2
TB3
S A B
TB7
51
OC
S
M1M2
TB5
S 1 22
TB15
02
IC(Sub)
RC
M1M2
TB5
S 1 2
TB15
01
101
RC
(Main)
151
IC
M1M2
TB3
S A B
TB7
51
OC
S
M1M2
TB5
S 1 2
TB15
02
IC
RC
(Sub)
102
RC
(Main)
103
RC
(Sub)
104
RC
A B
A B
A B
A B
A B
—
1 OC unit can be connected to 1-8 IC units (P100 : 1-6 IC units)
Maximum 2 RC for 1 indoor unit, Maximum 16 RC for 1 OC
M-NET remote
controller
M1M2
TB5
S 1 2
TB15
01
101
IC
A B
M1M2
TB3
S A B
TB7
51
OC
S
M1M2
TB5
S 1 2
TB15
02
IC
RC
TB15
A B
MA
• M-NET remote controller(RC) and MA remote controller(MA) cannot be used together.
• Do not connect anything with TB15 of indoor unit(IC).
