Dahua DHI-KTA01 Quick Start Manual - Page 12
Browse online or download pdf Quick Start Manual for Intercom System Dahua DHI-KTA01. Dahua DHI-KTA01 16 pages. Analog 4-wire video intercom
Print Page
2.2
Wiring Preparation
Before wiring, you need to know port connection rules and cord specifications.
2.2.1 Port Connection Rule
4-wire port A of a video intercom can be connected to 4-wire port C of another video
intercom to do data communication;
4-wire port B of a video intercom can be connected to 4-wire port D of another video
intercom to do data communication;
4-wire port A of a video intercom cannot be connected to 4-wire port B or D of another
video intercom to do data communication;
Figure 2-4
Figure 2-5
Installation and Wiring 7