Toshiba Carrier RAV-SP181BT-UL Installation Manual page 21

▼ Centrally control the system by connecting to the TCC-LINK central control system.
Setting central control addresses
When connecting air conditioners of the SDI series to the TCC-LINK central control system for central control using this product,
set the addresses of indoor units using the following procedure.
Completion of
ELECTRIC WORK construction
System power ON
Automatic address setup
Line address manual setting/change
Are indoor units under group control?
Yes
Are all indoor units under central control set to
header units (group address = 1)?
No
Set indoor units under central control to header units again,
and set those that are out of central control to follower units again.
* Refer to "Manual address setup procedure".
Set central control addresses
* Refer to the manual of the central control system.
End
39-EN
The system performs the address setup
automatically after power-on.
Change line addresses.
If automatic address setup has not been performed
successfully, set addresses manually.
* Refer to "Manual address setup procedure".
No
Yes
1. Indoor unit line address manual setting/change
[For 29 or less refrigeration systems (when used together with the SMMS series, the number of refrigeration systems
of the SMMS series is included.)]
Since all line addresses are set to "1" except for group control by the automatic address setup function after system power-on,
change the line addresses for each refrigeration system using the wired remote control.
Central
control device
Refrigeration Refrigeration
system 1 system 2
Outdoor Outdoor
Indoor Indoor
Remote Remote
control control
Line address
1 1
Indoor address
1 1
Group address
0 0
Line address
1 2
Indoor address
1 1
Group address
0 0
NOTE
• For changing/setting line addresses using the wired remote control, refer to "Manual address setup procedure".
• Line addresses must be unique for each refrigeration system. Set a line address that is different from any of line addresses
of other refrigeration systems.
(If indoor units of the SDI series are operated under central control together with those of the SMMS series, set line
addresses different from those of the SMMS series.)
– 20 –
Refrigeration Refrigeration
system 4
system 3
Outdoor Outdoor
Indoor
Indoor
Remote
control
1 2
Example of addresses after
1 1
automatic address setup
1 2
3 4
After manual system change
1 1
1 2
EN
40-EN