Connecting Basics
36
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 4-4
4.3.3 Alarm Output
Provide external power to external alarm device.
To avoid overloading, read the following relay parameters table carefully.
RS-485 A/B cable is for the A/B cable of the PTZ decoder.
4.3.4 Alarm Output Relay Parameters
Refer to the actual product for relay model information.
Model
HFD23/005-1ZS
HRB1-S-DC5V
Material of the touch
AgNi+ gold-plating
AuAg10/AgNi10/CuNi30
Rating
(Resistance
Load)
Rated switch
capacity
30V DC 1A/125V AC 0.5A
24V DC 1A/125V AC 2A
Maximum switch
power
62.5VA/30W
250VA/48W
Maximum switch
voltage
125V AC/60V DC
125V AC/60V DC
Maximum switch
currency
2A
2A
Insulation
Between touches
400VAC 1 minute
500VAC 1 minute
Between touch and
winding
1000VAC 1 minute
1000VAC 1 minute
Turn-on Time
5ms maximum
5ms maximum
Turn-off Time
5ms maximum
5ms maximum
Longevity
Mechanical
1×10
7
times
(300 times/MIN)
5×10
6
times
(300 times/MIN)
Electrical
1×10
5
times
(30 times/MIN)
2.5×10
4
times
(30 times/MIN)
Working Temperature
-30
℃—
+70
℃
-40
℃—
+70
℃
Summary of Contents for XVR Cooper Series
Page 1: ...DIGITAL VIDEO RECORDER User s Manual V1 2 0 ZHEJIANG DAHUA VISION TECHNOLOGY CO LTD...
Page 45: ...Connecting Basics 32 Figure 4 2...
Page 97: ...Local Configurations 84 Figure 5 50...
Page 198: ...Local Configurations 185 Figure 5 153 Figure 5 154 Double click the video or click Step 7...
Page 203: ...Local Configurations 190 Figure 5 158 Figure 5 159...
Page 311: ...Glossary 298 Abbreviations Full term VGA Video Graphics Array WAN Wide Area Network...
Page 329: ...Earthing 316...