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17
T+, T-, R+, R-
These are four wire double duplex RS485 port
T+ & T-: Output wire
R+ & R-: Input wire
3.6.2 Alarm Input Port
Please refer to the following sheet for more information:
Grounding alarm inputs: Normal open or Normal close type.
Please parallel connect COM end and GND end of the alarm detector (Provide external power
to the alarm detector).
Please parallel connect the Ground of the DVR and the ground of the alarm detector.
Please connect the NC port of the alarm sensor to the DVR alarm input(ALARM)
Use the same ground with that of DVR if you use external power to the alarm device.
Figure 3-2
3.6.3 Alarm Output Port
Provide power to peripheral alarm device.
To avoid overloading, please read the following relay parameters sheet carefully.
RS485 A/B cable is for the A/B cable of the PTZ decoder.
T+,T-,R+,R-
are four-wire double duplex RS485 port.
T+ T-: output wire
R+ R-: input wire
Summary of Contents for I-ZEUS-HYBRID1
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