22
Earth cable.
A/B
RS485 communication port. They are used to
controldevicessuchasdecoder.120Ωshouldbe
parallel connected between A, B lines if there are
too many PTZ decoders.
T+,T-,R+,R-
They are four-wire full-duplex RS485 port
T+ T-: output wire
R+ R-: input wire
3.7.2 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
3.7.3 Alarm Output Port
Provide external power to external 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
Relay Specification
Model:
JRC-27F
Material of the
touch
Silver
Rati
Rated switch capacity
30VDC 2A, 125VAC 1A
Содержание CJ-HDR216
Страница 1: ...HD Analog Recorder User s Manual Model No CJ HDR216 CJ HDR416 Version 1 0 3 ...
Страница 65: ...57 Figure 4 40 4 9 1 2 Record Info It is to view record start time and end time See Figure 4 41 Figure 4 41 ...
Страница 93: ...85 Figure 4 72 Figure 4 73 ...
Страница 94: ...86 Figure 4 74 Figure 4 75 ...
Страница 99: ...91 Figure 4 79 Figure 4 80 ...
Страница 102: ...94 Figure 4 84 Figure 4 85 ...
Страница 108: ...100 Figure 4 93 Figure 4 94 ...
Страница 110: ...102 Figure 4 96 Figure 4 97 ...
Страница 116: ...108 Figure 4 104 Figure 4 105 ...
Страница 120: ...112 Figure 4 109 Figure 4 110 ...
Страница 130: ...122 Figure 4 120 Figure 4 121 ...
Страница 137: ...129 Figure 5 2 5 3 LAN Mode For the LAN mode after you logged in you can see the main window See Figure 5 3 Figure 5 3 ...
Страница 164: ...156 Figure 5 46 Figure 5 47 ...
Страница 168: ...160 Figure 5 51 Figure 5 52 Please refer to the following sheet for detailed information ...
Страница 172: ...164 Blue color stands for MD alarm record snapshot Figure 5 56 Figure 5 57 ...
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