54
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
• One remote controller for each
indoor unit.
• Inside ( ) Address: There is no need
for setting the 100 position on the
remote controller.
1. Standard operation
2. Operation using two remote controllers
• Using two remote controllers
for each indoor unit.
OC
IC
(000)
M1 M2 S
2
1
2
1
TB5 TB15
TB15
MA
(000)
IC
M1 M2 S
TB5
(000)
MA
M1 M2 S
M1 M2 S
TB3
TB7
L
2
L
1
r
1
r
2
OC
(000)
IC
M1 M2
1 2
1 2
S
TB5 TB15
TB15
(000)
IC
TB5
(000)
MA
MA
M1 M2 S
M1 M2 S
M1 M2 S
TB3
TB7
MA
MA
r
3
r
5
r
4
r
6
r
7
r
7
OC
IC
(000)
M1 M2 S 1 2
TB5
TB15
1 2
TB15
MA
(000)
IC
M1
M2 S
TB5
(000)
M1 M2 S
M1 M2 S
TB3
TB7
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 transmission
cable block (TB5) of each indoor unit (IC). Use
non-polarized two 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 one remote
controller
a. The same as above.
b. The same as above.
c. In the case of using tow remote controllers, connect
terminals 1 and 2 on transmission cable terminal
block (TB15) for each indoor unit with the terminal
block for tow 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
controller
a. The same as above.
b. The same as above.
c. Connect terminals 1 and 2 on transmission cable ter-
minal block (TB15) of each indoor unit, which is doing
group operation with the terminal block the MA remote
controller. Use non-polarized tow wire.
d. In the case of same group operation, need to set the
address that is only main indoor unit. Please set the
address of the indoor unit with the most functions in
the same group in the number that 01-50 is young.
The system 1-3 shown above are also available in combination.
OC183E--2.qxp 10.5.6 0:47 PM Page 54
