26
English
•
Group control:
1 remote controller controls up to 16 indoor units
(All indoor units operate according to the remote controller).
(Refer to Fig. 42)
NOTE
•
Terminal numbers of outdoor and indoor units must be matched.
When implementing group control
•
When using as a pair unit or as a master unit for simultaneous multiple unit operation, you may carry out
simultaneous start/stop (group) control up to 16 units with the remote controller.
(Refer to Fig. 43)
•
In this case, all the indoor units in the group will operate in accordance with the group control remote con-
troller.
•
Select a remote controller which matches as many of the functions in the group as possible.
< Wiring Method >
(1)
Remove the control box cover.
(2)
Connect crossover wiring between the terminals (P1, P2) inside the control box for the remote control-
ler. (There is no polarity.)
(Refer to Fig. 42 and Table 2)
P1 P2
1 2 3
1 2 3
1 2 3
P1 P2
P1 P2
P1 P2
1 2 3
1 2 3
1 2 3
Power supply
220-240V
~
50Hz
Power supply
220-240V
~
50Hz
Power supply
220-240V
~
50Hz
Outdoor unit
Indoor unit
Outdoor unit
Indoor unit
Outdoor unit
NOTE)
NOTE)
NOTE)
Indoor unit
Group control remote controller
(Optional accessories)
Group control
Earth leakage
breaker
Earth leakage
breaker
Earth leakage
breaker
Fig. 42
Fig. 43
Indoor unit
(Slave)
Outdoor unit 1
Outdoor unit 2
Outdoor unit 16
Indoor unit 1
Indoor unit 2
(Master)
Group control remote controller
Indoor unit 16
For simultaneous
operation type, be
sure to perform the
remote controller
wiring through the
master unit.
Fig. 44
Terminal for remote controller wiring (P1, P2)
Indoor unit 1
Indoor unit 2 (Master)
Terminal block
(X1M)
Terminal block
(X1M)
Crossover wiring
to next unit
4PEN469441-1.book Page 26 Tuesday, March 21, 2017 1:49 PM