User's Manual
33
Figure 3-13 NC alarm input connection
3.4.1.4 Alarm Output
●
The alarm output is on-off output (Normally Open Contact), and there should be external power
supply to alarm output device.
●
RS-485 A line and B line: connecting the A line and B line on the PTZ decoder.
●
To avoid overload from damaging the Device, see the parameters about relay.
Table 3-3 Relay parameters of alarm output port
Model
HRB1-S-DC5V
Contact material
Silver
Rated value (resistance load)
Rated power
capacity
24 VDC 2A, 125 VAC 2A
Maximum
power
62.5 VA/30 W
Maximum
power
voltage
125 VAC, 60 VDC
Maximum
power
current
2 A
Insulation
Between
contacts
1000 VAC 1 minute
Between
contact and
loop
400 VAC 1 minute
Insulation voltage
1,000 MΩ (500 VDC)
Turn-on Time
<5 ms
Turn-off Time
<5 ms
Life
Mechanical
300 times per minute
Electrical
30 times per minute
Summary of Contents for DHI-IVSS7008
Page 1: ...IVSS User s Manual ZHEJIANG DAHUA VISION TECHNOLOGY CO LTD V5 0 0 ...
Page 50: ...User s Manual 30 common grounded with the Device ...
Page 158: ...User s Manual 138 Figure 6 103 Human Figure 6 104 Vehicle Figure 6 105 Non motor vehicle ...
Page 368: ...User s Manual 348 Figure 11 2 Unlock the client ...
Page 381: ...User s Manual ...