YMGI VRFO-120VP-U2C(55)5, Инструкции по установке и Руководство пользователя

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YMGI
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Your Modern Green Idea
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Communication connection between IDU and wired controller
There are 4 kinds of connection between IDU and wired controller, as shown below:
Fig.49 One wired controller controls one IDU Fig.50 Two wired controllers controls one IDU
Fig.51 One wired controller controls multiple IDUs