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[ II Restrictions ]
GBHWE08040
(4) Wiring method
1) Indoor/outdoor transmission line
Same as [5] 3.
Shielded cable connection
Same as [5] 1.
2) Transmission line for centralized control
Same as [5] 4.
Shielded cable connection
Same as [5] 4.
3) M-NET remote controller wiring
M-NET remote controller is connectable anywhere on
the indoor-outdoor transmission line.
When 2 remote controllers are connected to the sys-
tem
Refer to the section on Switch Setting.
Performing a group operation (including the group
operation of units in different refrigerant circuits).
Refer to the section on Switch Setting.
4) LOSSNAY connection
Same as [5] 4.
5) Switch setting
Address setting is required as follows.
(5) Address setting method
The outdoor units in the same refrigerant circuit are automatically designated as OC, OS1, and OS2.
Proce-
dures
Unit or controller
Address setting
range
Setting method Notes
Factory
setting
1 Indoor
unit
Main unit IC 01 to 50 Assign the smallest ad-
dress to the main unit in
the group.
To perform a group
operation of indoor
units that have differ-
ent functions, desig-
nate the indoor unit in
the group with the
greatest number of
functions as the main
unit.
00
Sub unit Assign sequential num-
bers starting with the ad-
dress of the main unit in
the same group +1.
(Main unit address +1,
main unit address +2,
main unit address +3,
etc.)
2 LOSSNAY LC 01 to 50 Assign an arbitrary but
unique address to each
of these units after as-
signing an address to all
indoor units.
None of these ad-
dresses may overlap
any of the indoor unit
addresses.
00
3M-NET
remote
controller
Main
remote
controller
RC 101 to 150 Add 100 to the main unit
address in the group
It is not necessary to
set the 100s digit.
To set the address
to 200, set the rota-
ry switches to 00.
101
Sub
remote
controller
RC 151 to 200 Add 150 to the main unit
address in the group
4 Outdoor unit OC
OS1
OS2
51 to 100 Assign sequential ad-
dress to the outdoor
units in the same refrig-
erant circuit. The out-
door units are
automatically designat-
ed as OC, OS1, and
OS2. (Note)
To set the address to
100, set the rotary
switches to 50.
00