Multi Variable Air Conditioners Ducted Type Indoor Unit
18
Fig 5.4.3
5.5 Illuminate for Connection of Wired Controller and Indoor Units Network
(1) Communication wire of indoor unit and outdoor unit (or indoor unit) is connected to D1,
D2.
(2) Wired controller is connected to H1, H2.
(3) One indoor unit can connect two wired controllers that must be set as master one and
slave one.
(4) One wired controller can control 16 indoor unitS in maximum at the same time. (as shown
in fig 5.5.1)
(1) The type of indoor units must be the same if they are controlled by the same wired controller.
(2) When the indoor unit is controlled by two wired controllers, the addresses of the two wired controllers should
be different through address setting. Address 1 is for main controller; Address 2 is for slave controller.
Detailed setting please refer to the instruction manual of wired controller.
