17
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
Length of close
time
3ms max
Longevity
Mechanical
50×106
MIN
(3Hz)
Electrical
2
00×103
MIN
(0.5Hz)
Temperature
-40
~+70
2.4 Bidirectional talk
2.4.1
Device-end to PC-end
Device Connection
Please connect the speaker or the pickup to the first audio input port in the device rear panel. Then
connect the earphone or the sound box to the audio output port in the PC.
Login the Web and then enable the corresponding channel real-time monitor.
Please refer to the following interface to enable bidirectional talk. See Figure 2-40.
Figure 2-40
Listening Operation
At the device end, speak via the speaker or the pickup, and then you can get the audio from the earphone
or sound box at the pc-end. See Figure 2-41.
Figure 2-41
2.4.2
PC-end to the device-end
Device Connection
Connect the speaker or the pickup to the audio output port in the PC and then connect the earphone or
the sound box to the first audio input port in the device rear panel.
Summary of Contents for NVR-xUD
Page 1: ...i NVR xU NVR xUD Network video recorder User s manual ...
Page 32: ...23 3 4 Connection Sample Figure 3 3 ...
Page 87: ...147 Figure 4 74 Figure 4 75 ...
Page 88: ...148 Figure 4 76 Figure 4 77 ...
Page 94: ...154 Figure 4 82 Figure 4 83 ...
Page 95: ...155 Figure 4 84 Figure 4 85 ...
Page 96: ...156 Figure 4 86 Figure 4 87 ...
Page 98: ...158 Figure 4 89 Figure 4 90 ...
Page 136: ...196 Figure 4 136 Figure 4 137 4 14 3 1 Add Modify Group ...
Page 176: ...236 Figure 5 53 Figure 5 54 ...
Page 177: ...238 Figure 5 55 Figure 5 56 Figure 5 57 ...
Page 181: ...242 Figure 5 61 Figure 5 62 ...
