15
2.3 Alarm Connection
2.3.1
Alarm Port
The alarm port is shown as below. See Figure 2-38. The following figure is based on the another series.
Figure 2-38
Icon
Function
1
16
ALARM1
ALARM16. The alarm becomes activated in the
low level.
NO1 C1 NO2 C2 NO3 C3 NO4
C4
Four NO activation output groups. (On-off button).
NO5 C5 NC5
One NO/NC activation output group. (On-off button).
CTRL 12V
Control power output. Disable power output when alarm is
canceled. Current is 500mA.
12V
Rated current output. Current is 500mA.
GND
A/B
485 communication port. They are used to control devices
such as PTZ. Please parallel connect
120TΩ between A/B
cables if there are too many PTZ decoders.
Note
Different models support different alarm input ports. Please refer to the specifications sheet for
detailed information.
Slight difference may be found on the alarm port layout.
2.3.2
Alarm input port
Connect the positive end (+) of the alarm input device to the alarm input port (ALARM IN 1
16) of the
NVR. Connect the negative end (-) of the alarm input device to the ground end (
) of the NVR.
Содержание NVR-1001U
Страница 1: ...i NVR xU NVR xUD Network video recorder User s manual...
Страница 32: ...23 3 4 Connection Sample Figure 3 3...
Страница 87: ...147 Figure 4 74 Figure 4 75...
Страница 88: ...148 Figure 4 76 Figure 4 77...
Страница 94: ...154 Figure 4 82 Figure 4 83...
Страница 95: ...155 Figure 4 84 Figure 4 85...
Страница 96: ...156 Figure 4 86 Figure 4 87...
Страница 98: ...158 Figure 4 89 Figure 4 90...
Страница 101: ...161 Figure 4 92 Figure 4 93 4 11 1 1 Connection The connection setup interface is shown as in Figure 4 94...
Страница 121: ...181 Figure 4 116 In Figure 4 116 click one HDD item the S M A R T interface is shown as in Figure 4 117 Figure 4 117...
Страница 136: ...196 Figure 4 136 Figure 4 137 4 14 3 1 Add Modify Group...
Страница 176: ...236 Figure 5 53 Figure 5 54...
Страница 177: ...238 Figure 5 55 Figure 5 56 Figure 5 57...
Страница 181: ...242 Figure 5 61 Figure 5 62...
