53
Figure 3-1
1
，
2
，
3
，
4
，
5
，
6
，
7
，
8
，
9
，
10
，
11
，
12
，
13
，
14
，
15
，
16
ALARM 1 to ALARM 16. The alarm becomes active in low voltage.
In the second line,
from the left to the
right:
NO1 C1
，
NO2 C2
，
NO3 C3
，
NO4 C4,
NO5 C5,
NO6 C6.
There are six groups of normal open activation output (on/off button)
CTRL 12V
Control power output. For external alarm, you need to close the
device power to cancel the alarm.
Voltage current
；
500mA.
+12V
Rated current.
Voltage current
；
500mA.
Earth cable.
485 A/B
485 communication port. They are used to control devices such as
decoder. 120Ω should be 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.
Summary of Contents for HDVR161080-Q4
Page 1: ......
Page 123: ...308 Figure 4 73 Figure 4 74 ...
Page 132: ...317 restore original status Figure 4 85 Figure 4 86 4 11 1 3 6 Upgrade Important ...
Page 156: ...341 Figure 4 109 Figure 4 110 ...
Page 157: ...342 Figure 4 111 Figure 4 112 ...
Page 178: ...363 Figure 4 136 Figure 4 137 ...
Page 179: ...364 Figure 4 138 Figure 4 139 ...
Page 182: ...367 Figure 4 142 Figure 4 143 ...
Page 183: ...368 Figure 4 144 Figure 4 145 ...
Page 191: ...376 Figure 4 157 Figure 4 158 ...
Page 223: ...408 Figure 4 198 ...
Page 261: ...446 Figure 5 58 Figure 5 59 ...
Page 275: ...460 Figure 5 75 Figure 5 76 ...
Page 280: ...465 Figure 5 83 Figure 5 84 Please refer to the following sheet for detailed information ...
