Toshiba RAV-SM562CT-E Installation Manual page 25

Group control
Simultaneous twin system
If combining with an outdoor unit, ON/OFF operation of two
indoor units is simultaneously available for the twin system.
• For wiring procedure and wiring method, follow to the
"Electric work" in this manual.
• When the power supply has been turned on, the
automatic address setup starts and "
indicates that address is being set up flashes on the display part.
During setup of automatic address, the remote controller operation is not accepted.
Required time up to the finish of automatic addressing is approx. 5 minutes.
In case of group control for system of multiple units
One remote controller can control maximum 8 indoor units as a group.
<In case of group control in single system>
Outdoor unit Outdoor unit
Indoor unit Indoor unit
Remote controller
Finish of address setup by power-ON
• For wiring procedure and wiring method of the individual line
(Identical refrigerant line) system, follow to "Electric work".
• Wiring between lines is performed in the following procedure.
Connect the terminal block (A/B) of the indoor unit connected with a remote controller to the terminal blocks (A/B) of the
indoor units of other indoor units by wiring the inter-unit wire of the remote controller.
• When the power supply has been turned on, the automatic address setup starts and "
is being set up flashes on the display part. During setup of automatic address, the remote controller operation is not accepted.
Required time up to the finish of automatic addressing is approx. 5 minutes.
(Example) Group control for complex system
Line system
Indoor No.
(Example of random setup)
After setup of
automatic address
(Example of address setup change)
After setup change
of automatic address
" display which
Outdoor unit Outdoor unit
Indoor unit Indoor unit
<Single system> <Twin system>
Outdoor unit Outdoor unit
Indoor unit Indoor unit
Address: 1-1-2 Address: 2-1-2
Line Group
address address
Indoor address
Address: 1-1-1 Address: 2-1-2
Outdoor unit
Indoor unit
Remote controller
Finish of address setup by power-ON
Outdoor unit
In some cases, it is necessary to change the
Indoor unit
address manually after setup of the
automatic address according to the system
(Max. 8 units)
configuration of the group control.
• The above-mentioned system configuration
is a case when complex systems in which
systems of the multiple twin unit is
controlled as a group by a remote controller.
Procedure
example 1
Outdoor unit
Indoor unit Indoor unit
Address: 3-3-1 Address: 3-1-2
When power supply has been turned on, the
above addresses are set up. The line system
address and the indoor unit address are set at
random. Therefore change the address setup
manually so that the line system address
matches with the indoor unit address.
Address: 2-2-2 Address: 3-1-2
22
<Twin system>
Indoor unit
NOTE
" display which indicates that address
Indoor unit
Remote controller
Address: 2-2-2
Address: 3-2-2