Panasonic CZ-RTC6BL Installation Instructions Manual page 6

Remote control wiring
Wiring diagram
Indoor unit
R1
R2
RC wiring (fi eld supply)
• No polarity
Terminals for RC wiring
Attention
 Use the fi eld supplied RC wiring with at least 1 mm in thickness of insulation part including the sheath.
Wiring Regulations may diff er depending on location. For fi eld wiring rules, please refer to your
LOCAL ELECTRICAL CODES.
You must ensure that installation complies with relevant rules and regulations.
 Be careful not to connect cables to other terminals of indoor units (e.g. power source wiring terminal).
Malfunction may occur.
 Do not bundle together with the power source wiring or store in the same metal tube. Operation error
may occur.
 If noise is induced to the unit power supply, attach a noise fi lter.
 Using 1 indoor unit
Indoor unit
R1 R2
RC
(main)
Wiring as shown below is prohibited.
Indoor unit
R1 R2
RC
(main)
When setting both the main and sub remote controllers
Regarding the contents of the installation, please scan the matrix two-dimensional (2D) barcode and refer to
the detailed manuals.
After installation, set one remote controller to [Main] and the other to [Sub] for [Main/sub] for "Setting".
When using the remote controllers* in combination, set the CZ-RTC6BL unit to [Main].
*CZ-RTC4, CZ-RE2C2
Note
Remote controllers can be connected to any indoor unit for operation.
6
RC wiring
1 2 1 2
RC
(sub)
RC wiring
RC
1 2 1 2
(sub)
 Type of wiring
 Use cables of 0.75 to 1.25 mm
RC
 Total wire length: 500 m or less
(The wire length between indoor units
1
2
should be 200 m or less.)
 Number of connectable units
 Remote controller:
1 unit connection only
When connecting the remote controller to
indoor units released in April 2020 and after
(PACi NX series and subsequent series),
2 remote controllers can be connected.
* 2 CZ-RTC6BL cannot be connected
 Indoor unit: Max. 8
 Using more than 1 indoor unit
Indoor unit
R1 R2
RC
1 2
(main)
Indoor unit
.
2
Indoor unit Indoor unit
R1 R2
R1 R2
RC wiring
1 2
Indoor unit
R1 R2 R1 R2
RC wiring
1 2
RC
RC
(sub)