RC
1 2
R1 R2
Indoor unit
When setting both the main and sub remote controllers
After installation, set one remote controller to [Main] and the other to [Sub] for [Main/
sub] for "Setting" (P.12).
When using the remote controllers* in combination, set this unit to [Main].
*CZ-RTC2, CZ-RTC4, CZ-RE2C2, CZ-RELC2
Using 1 indoor unit
RC (main)
1 2
RC wiring
(fi eld supply)
• No polarity
Using more than 1 indoor unit or heat exchange ventilation unit
RC (main)
1 2
Terminals for
RC wiring
R1 R2
Indoor unit
Note
Remote controllers can be connected to any indoor unit for operation.
*Wiring as shown below is prohibited.
RC
1 2
RC wiring
R1 R2
Indoor unit
RC (sub)
1 2
Terminals for RC wiring
R1 R2
Indoor unit
RC wiring (fi eld supply)
• No polarity
R1 R2
Indoor unit
1 2
R1 R2
Indoor unit
RC
R1 R2
Indoor unit
RC (sub)
1 2
R1 R2
Indoor unit
7
(EN)