
Installation Guide
47
5.2 Data Formats Transforming
To integrate other surveillance devices with the high speed dome cameras or
to extend the distance of communications, users could employ three kinds of
repeater/converter, as shown below. With the advanced circuit design, these
repeaters/converters offer 1KVrms isolation voltage and surge protection
capability. The exiting network can be protected by the repeaters/converters.
Up to 10 devices are allowed to connect to one repeater/converter. For
detailed information, please refer to the repeater/converter user’s manual.
D77R1
RS-485/RS-422 Repeater
D77R2
RS-232 between
RS-485/RS-422
D77R3
Bi-Phase to
RS-485/RS-422
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