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C. Example of a MA remote controller system (address setting is not necessary.)
NOTE : In the case of same group operation, need to set the address that is only main indoor unit.
Example of wiring control cables Wiring Method and Address Setting
• 1 remote controller for each
indoor unit.
1. Standard operation
2. Operation using two remote controllers
• Using 2 remote controllers
for each indoor unit.
a. Use feed wiring to connect terminals M1 and M2
on transmission cable block (TB3) for the outdoor
unit (OC) to terminals M1 and M2 on the transmis-
sion cable block (TB5) of each indoor unit (IC). Use
non-polarized 2 wire.
b. Connect terminals 1 and 2 on transmission cable
terminal block (TB15) for each indoor unit with the
terminal block for the MA remote controller (MA).
3. Group operation
• Multiple indoor units operated
together by 1 remote controller
a. The same as above.
b. The same as above.
c. In the case of using 2 remote controllers, connect
terminals 1 and 2 on transmission cable terminal
block (TB15) for each indoor unit with the terminal
block for 2 remote controllers.
· Set the sub remote controller position for one of
MA remote controller’s main switch.
Refer to the installation manual of MA remote con-
troller
a. The same as above.
b. The same as above.
c. Connect terminals 1 and 2 on transmission cable
terminal block (TB15) of each indoor unit, which is
doing group operation with the terminal block the MA
remote controller. Use non-polarized 2 wire.
d. In the case of same group operation, need to set the
address that is only main indoor unit. Please set the
smallest address within number 01-50 of the indoor
unit with the most functions in the same group.
Combinations of 1 through 3 above are possible.
MA
TB5
TB15
00
IC
TB3
TB7
00
OC
TB5
TB15
00
IC
N7
N8
M1 M2
S
M1 M2
S
M1 M2
S
M1 M2
S
AB
12
M1 M2
S
MA
TB5
TB15
00
IC
TB3
TB7
00
OC
TB5
TB15
00
IC
MA MA MA
N3
N4
N5
N6
M1 M2
S
M1 M2
S
12
M1 M2
S
12
M1 M2
S
AB
AB
AB AB
TB5
TB15
00
IC
TB3
TB7
00
OC
L
1 L2
TB5
TB15
00
IC
MAMA
N1
N2
M1 M2
S
M1 M2
S
12
M1 M2
S
12
M1 M2
S
AB
AB
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