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インターホン・システム Dahua DHI-KTA02のPDF クイック・スタート・マニュアルをオンラインで閲覧またはダウンロードできます。Dahua DHI-KTA02 20 ページ。 Analog 4-wire video intercom
At most 2 VTOs and 3 VTHs can be wired in one communication system.
Preparations
3.1.1 Port Connection Rules
Port A of an VTH can be connected to Port C of another VTH to do data communication.
Port B of an VTH can be connected to Port D of another VTH to do data communication.
Port A of an VTH cannot be connected to Port B or D of another VTH to do data communication.
Port C of an VTH cannot be connected to Port B or D of another VTH to do data communication.
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Wiring
Port connection rules
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