Installation Guide
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5.4
RS485 Distribution Unit (ZCA-DS4/8/16)
The RS-485 Distribution Unit (SDU) is designed to relay control codes to cameras. It
is capable of communicating with cameras up to 1 kilometer away. Additionally, the
SDU can be installed in either “star” or “daisy chain” configuration with up to 160
cameras (see the diagrams below). Its versatile installation configuration makes an
easy integration into expanding surveillance systems. For more information, please
refer to the SDU user’s manual.
Star Configuration
Daisy Chain Configuration
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