22
2-3-1-9
2-3-1-6-2-2. Basic connection 2 : Group control operation (when not using integrated control system)
Turn on the system 1 indoor and outdoor units (earth leakage circuit breaker) and make indoor unit auto
address setting. (See section 2-3-1-6-3)
Remote control wiring for group control
When making group control of the different refrigerant system’s
wiring is necessary.
* It is possible to connect maximum 8 indoor units with one remote
controller. (Including indoor unit without remote control connection wiring)
* If there are two systems or more, specify the outdoor unit by using the
remote controller from system 2 and make auto address setting.
Two group control
Refrigerant system 1 Refrigerant system 2
Outdoor unit
Connection cable between
outdoor and indoor unit
Do not turn on the system 2
power supply yet.
Outdoor unit
Connection cable between
outdoor and indoor unit
Remote control wiring
Indoor unit
Remote
controller
Remote control wiring
for group control
(In case of 2 or 3 indoor units of
another outdoor unit.)
Unit No.1
Unit No.2
No-add yet.
NOTE
1 - 1
2 - 1 2 - 2 2 - 3
While keeping the system 1 power on, turn on the system 2 indoor and outdoor units (earth leakage
circuit breaker).
Then make auto address setting of the indoor unit. (See section 2-3-1-6-3)
Remote control wiring for group control
When making group control of the different refrigerant system’s
wiring is necessary.
* It is possible to connect maximum 8 indoor units with one remote
controller. (Including indoor unit without remote control connection wiring)
* If there are two systems or more, specify the outdoor unit by using the
remote controller from system 2 and make auto address setting.
Two group control
Refrigerant system 1
Outdoor unit Outdoor unit
Refrigerant system 2
Remote
controller
Remote control wiring
Remote control wiring
for group control
Indoor unit
Unit No.1
(In case of 2 or 3 indoor units
of another outdoor unit.)
Unit No.2
Connection cable between
outdoor and indoor unit
Connection cable between
outdoor and indoor unit
NOTE
SM830283-00_欧州向け R32シングル36-71形TD&SM.indb 9 2020/01/29 19:52:17
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