Panasonic S-3650PU3E Technical Data & Service Manual page 191

2-3-1-6-2-3. Basic connection 3 : Example of link wiring (when using integrated control system)
Turn on the power supply of each refrigerant system and select the system auto address setting by the
remote controller. (See section 2-3-1-6-4)
After setting the system address, make auto address setting of the indoor unit.
Refrigerant system 1
Unit No.1
Outdoor unit
Inter-unit control
Connection cable
wiring
between outdoor
and indoor unit
Indoor unit
1 - 1
Remote control
Remote control
wiring
wiring for group
control
Remote controller
2-3-1-6-2-4. Basic connection 4 : Group control with different refrigerant unit
* Remote control inter-unit control wiring is necessary in all indoor units.
Make auto address setting following the procedure "2-3-1-6-2-2. Basic connection 2".
3-LINE CONNECTION system 1
Set the system address to 1.
Unit No.1
Outdoor unit
Connection cable between
outdoor and indoor unit
Indoor unit
1 - 1
Remote control
wiring Remote control wiring for
group control
Remote controller
Refrigerant system 2
Unit No.2
Connection cable between
outdoor and indoor unit
Inter-unit control wiring
1 - 2 2 - 1
Remote control wiring
for group control
Remote control wiring
Remote controller
Twin
* It is possible to connect maximum 8 indoor units with one remote controller.
Select the settings for the
system address by the
remote controller.
(See section 2-3-1-6-3)
Refrigerant system 3
Unit No.3
2 - 2 2 - 3
Remote controller
Triple
2-LINE CONNECTION system 2
Set the system address to 2.
Select the settings for the
Unit No.2
system address by the
remote controller. (See section 2-3-1-6-3)
Inter-unit control wiring
2 - 1 2 - 2
Remote control wiring for
group control
Remote controller
2-3-1-10
Integrated control system
Connection cable between
outdoor and indoor unit
Inter-unit control wiring
3 - 1 3 - 2 3 - 3
Remote control wiring
for group control
Remote control wiring
Double-twin
2 - 3 2 - 4
Remote control
wiring
Double-twin
2
3 - 4