Multi Variable Air Conditioners Floor and Ceiling Type Indoor Unit
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Fig 5.4.1 Fig 5.4.2
2) Fig.5.4.2 shows the installation of remote controller.
3) Wired controller and receiving light board can be installed at the same time. When operating
through a remote controller, both wired controller and the receiving light board can receive the
signals, as shown in Fig.5.4.3.
Fig 5.4.3
5.5 Instructions on Connecting Wired Controller and IDU Network
1
Communication between IDU and ODU is D1 while communication among each IDU is D2.
2
Communication between IDU and wired controller is H1, H2.
3
One indoor unit can connect two wired controllers(master wired controller and sub-master wired
controller).
4
One wired controller is able to control 16 indoor units at the same time. (shown in Fig.5.5)
Notes:
①
When the wired controller is controlling multiple indoor units at the same time, the indoor units must be
of the same model.
When two wired controllers are controlling the indoor units, you need to set an address for each wired
controller. Address No.1 refers to master wired controller while address No.2 refers to sub-master wired
controller. They should not share the same address. For specific setting methods, please refer to installation
manual of wired controller.
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