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User's Manual
278
Parameter
Description
Tour
Select the check box and select the channel for tour. When an alarm
occurs, the local interface of the NVR device displays the selected
channel screen.
● You need to set the time interval and mode for tour first, see "4.17.2
Tour".
● After the tour is over, the preview interface is restored to the screen
split mode before the tour.
Snapshot
Select the Snapshot check box to take a snapshot of the selected
channel.
To use this function, select
Main Menu
>
CAMERA
>
ENCODE
>
Snapshot
, in the Mode list, select
Event (Trigger)
.
Log
Select the check box, the NVR device records the alarm information in
the log when an alarm occurs.
Voice Prompts
Check the box and then select the corresponding audio file from the
dropdown list. System plays the audio file when the alarm occurs.
Refer to "4.18.1 File Management" to add audio file first.
Buzzer
Select the check box to activate the buzzer when an alarm occurs.
Step 3 Click
Apply
to complete the settings.
4.8.7 Thermal Alarm
System supports thermal devices and receives the alarm signal from it. It can recognize the
alarm type, and then trigger the corresponding alarm actions.
The system supports fire alarm, temperature (temperature difference) and cold/hot alarm.
● Fire alarm: System generates an alarm once it detects there is a fire. The alarm mode
includes Preset and Excluded zone.
● Temperature (temperature difference): System triggers an alarm once the temperature
difference between two positions is higher or below the specified threshold.
● Clod/hot alarm: System triggers an alarm once the detected position temperature is higher
or below the specified threshold.
● The connected channel shall support temperature test function.
● This function is for some series products only. It supports enable/disable function only. Go
to the front-end device to set corresponding parameters.
Step 1 Select
Main Menu
>
ALARM
>
Thermal Alarm
.
The
Thermal Alarm
interface is displayed. See Figure 4-181.
Содержание NVR41 series
Страница 1: ...Dahua Network Video Recorder User s Manual ZHEJIANG DAHUA VISION TECHNOLOGY CO LTD V4 5 1...
Страница 103: ...User s Manual 89 The following figure is for reference only Figure 3 51...
Страница 122: ...User s Manual 108 Figure 4 21 Step 3 Set parameters See Table 4 5...
Страница 139: ...User s Manual 125 Figure 4 33 Step 3 Set record type See Figure 4 34...
Страница 295: ...User s Manual 281 Figure 4 182 Figure 4 183...
Страница 388: ...User s Manual 374 Figure 4 277 Step 2 Click Add The Add interface is displayed See Figure 4 278...
Страница 395: ...User s Manual 381 Figure 4 285 Figure 4 286 Remote Control Press the power button on the remote for at least 3 seconds...
Страница 416: ...User s Manual...