HDCVI Standalone DVR User’s Manual
69
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
3.8.3 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
Rating
(
Resistance
Load
)
Rated switch capacity
30VDC 2A, 125VAC 1A
Maximum switch power
125VA 160W
Maximum switch voltage
250VAC, 220VDC
Maximum switch currency
1A
Insulation
Between touches with same
polarity
1000VAC 1minute
Between touches with different
polarity
1000VAC 1minute
Between touch and winding
1000VAC 1minute
Surge voltage
Between touches with same
polarity
1500V (10×160us)
Length of open
time
3ms max
Содержание TRIDVR-ELE32
Страница 126: ...HDCVI Standalone DVR User s Manual 156 Figure 4 103 Figure 4 104...
Страница 127: ...HDCVI Standalone DVR User s Manual 157 Figure 4 105 Figure 4 106...
Страница 134: ...HDCVI Standalone DVR User s Manual 164 Figure 4 112 Figure 4 113...
Страница 135: ...HDCVI Standalone DVR User s Manual 165 Figure 4 114 Figure 4 115...
Страница 136: ...HDCVI Standalone DVR User s Manual 166 Figure 4 116 Figure 4 117...
Страница 139: ...HDCVI Standalone DVR User s Manual 169 Figure 4 121 Figure 4 122...
Страница 152: ...HDCVI Standalone DVR User s Manual 182 Figure 4 142 Figure 4 143...
Страница 169: ...HDCVI Standalone DVR User s Manual 199 Figure 4 164 Figure 4 165...
Страница 172: ...HDCVI Standalone DVR User s Manual 202 Figure 4 168 Figure 4 169 4 11 5 6 ATM POS...
Страница 225: ...HDCVI Standalone DVR User s Manual 255 Figure 5 59 Figure 5 60 Figure 5 61...
Страница 235: ...HDCVI Standalone DVR User s Manual 265 Figure 5 76 Figure 5 77 Figure 5 78...
Страница 295: ...HDCVI Standalone DVR User s Manual 325...