Installation Guide
35
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
D77R1:
Extend the distance of RS-485 or RS-422 communications
D77R2:
Either Bridge RS-232 equipments to a RS-485 or RS-422 network or
bridge RS-485/RS-422 equipments to a RS-232 network
D77R3:
Bridge Bi-Phase equipments to a RS-485 or RS-422 network