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System diagrams
• Multiple remote control
Up to 4 remote controllers can be used to operate the indoor units.
Master
A
I.U.
Slave SlaveMaster
A B C
I.U.
SlaveMaster
A B
I.U.
Slave Slave SlaveMaster
A B C D
I.U.
A, B, C, D: Remote controller cable (For details of controller cable specifications, refer to "Con-
troller cable" in Chapter 6. SYSTEM DESIGN on page 06-63.)
A ≤ 500 m, A + B ≤ 500 m, A + B + C ≤ 500 m, A + B + C + D ≤ 500 m
NOTE: Multiple installation method described above is prohibited to combine with 3-wired type re-
mote controller (UTY-RNK, UTY-RSK, or UTY-RHK) and 2-wired type remote con-
troller (UTY-RNR, UTY-RNRZ, or UTY-RLR)
• Group control
With a single remote controller, up to 16 indoor units can be simultaneously operated.
Master
A
B C D E
I.U. I.U. I.U. I.U.
A, B, C, D, E: Remote controller cable (For details of controller cable specifications, refer to "Con-
troller cable" in Chapter 6. SYSTEM DESIGN on page 06-63.)
A + B + C + D + E ≤ 500 m
2-7. Wired remote controller (UTY-RLR) - (05-59) - 2. Control units
CONTROL
SYSTEM
CONTROL
SYSTEM
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