Toshiba RAV-SM564UTP-E Service Manual page 84

4. Single group operation
• Each indoor unit controls the outdoor unit individually.
2-1
Header/Sub
5. Multiple groups operation (Manual address setting)
2-1
Header/Sub
• Master unit: The master unit receives the indoor unit data (thermo status) of the sub
• Sub unit:
SVM-13010_051-106.indd 84 SVM-13010_051-106.indd 84
1-1 4-1
Header/Sub Header/Master
1-1 1-2
Header/Sub Follower/Sub
(Without identical line address & indoor/outdoor serial) and then finally controls the outdoor
compressor matching with its own thermo status.
The master unit sends this command information to the sub unit.
The sub unit receives the indoor unit data from the master (With identical line address &
indoor/outdoor serial) and then performs the thermo operation synchronized with the master
unit.
The sub unit sends own thermo ON/OFF demand to the master unit.
(Example)
No. 1-1 master unit sends/receives signal to/from No. 1-2 and No. 1-3 sub units.
(It is not influenced by the line 2 or 3 address indoor unit.)
3-1
Header/Sub
3-1 3-2
Header/Master Follower/Sub
– 84 –
FILE NO. SVM-13010
8-1
Header/Sub
3-3
Follower/Sub
2/1/13 2:49 PM 2/1/13 2:49 PM