Bidirectional Talk; Device-End To Pc-End - Qvis IZEUS 7000 NVR RANGE User Manual

Between touches with different
polarity
Between touch and winding
Between touches with same
Surge voltage
polarity
Length of open 3ms max
time
Length of close 3ms max
time
Longevity Mechanical
Electrical
Temperature -40℃ ~+70℃

2.7 Bidirectional talk

2.7.1 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 audio speaker to the audio output port in the PC. Log in to the
network and then enable the corresponding channel real-time monitor.
Please refer to the following interface to enable bidirectional talk. See Figure 2-7.
Audio Output Operation
At the device end, speak via the microphone or the pickup, and then you can get the audio from
the earphone or sound box at the pc-end. See Figure 2-8.
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1000VAC 1minute
1000VAC 1minute
1500V (10×160us)
50×106
MIN
200×103
MIN
Figure 2-7
Figure 2-8
(3Hz)
(0.5Hz)
14