1
1 Features and Specifications
1.1 Overview
This series NVR is a high performance network video recorder. This series product support local preview,
multiple-window display, recorded file local storage, remote control and mouse shortcut menu operation,
and remote management and control function.
This series product supports center storage, front-end storage and client-end storage. The monitor zone
in the front-end can be set in anywhere. Working with other front-end devices such as IPC, NVS, this
series product can establish a strong surveillance network via the CMS. In the network system, there is
only one network cable from the monitor center to the monitor zone in the whole network. There is no
audio/video cable from the monitor center to the monitor zone. The whole project is featuring of simple
connection, low-cost, low maintenance work.
This series NVR can be widely used in many areas such as public security, water conservancy,
transportation and education.
1.2 Features
Cloud
Upgrade
For the NVR connected with the Internet, it supports online upgrade to
update applications.
Real-time
Surveillance
VGA, HDMI port. Connect to monitor to realize real-time surveillance.
Some series support TV/VGA/HDMI output at the same time.
Short-cut menu when preview.
Support popular PTZ decoder control protocols. Support preset, tour
and pattern.
Playback
Support each channel real-time record independently, and at the same
time it can support search, forward play, network monitor, record search,
download and etc.
Support various playback modes: slow play, fast play, backward play
and frame by frame play.
Support time title overlay so that you can view event accurate occurred
time
Support specified zone enlargement.
User
Management
Each group has different management powers that can be edited freely.
Every user belongs to an exclusive group.
Storage
Via corresponding setup (such as alarm setup and schedule setup), you
can backup related audio/video data in the network video recorder.
Support Web record and record local video and storage the file in the
client end.
Alarm
Respond to external alarm simultaneously (within 200MS), based on
user’s pre-defined relay setup, system can process the alarm input
correctly and prompt user by screen and voice (support pre-recorded
audio).
Support central alarm server setup, so that alarm information can
remotely notify user automatically. Alarm input can be derived from
Содержание NVR21-S2 SERIES
Страница 1: ...Dahua Network Video Recorder User s Manual V 4 3 0...
Страница 138: ...124 Figure 3 5 3 6 6 NVR42N Series Please refer to Figure 3 6 for connection sample Figure 3 6...
Страница 142: ...128 Figure 3 11 3 6 12 NVR42V 8P Series Please refer to Figure 3 12 for connection sample...
Страница 143: ...129 Figure 3 12...
Страница 157: ...143 Figure 4 15 Step 2 Click device display edit interface See Figure 4 16...
Страница 220: ...206 Figure 4 93 Figure 4 94...
Страница 240: ...226 Figure 4 110 Figure 4 111 Figure 4 112...
Страница 251: ...237 Figure 4 123 Figure 4 124...
Страница 253: ...239 Figure 4 126 Click draw button to draw the zone See Figure 4 127...
Страница 257: ...243 Figure 4 130 Click Draw button to draw a zone See Figure 4 131 Figure 4 131...
Страница 262: ...248 Figure 4 136 Click draw button to draw the zone See Figure 4 137...
Страница 275: ...261 Figure 4 148 Figure 4 149...
Страница 276: ...262 Figure 4 150 Figure 4 151...
Страница 387: ...373 Figure 5 60 Figure 5 61...
Страница 388: ...374 Figure 5 62 Figure 5 63...
Страница 412: ...398 Figure 5 96 Figure 5 97...
Страница 418: ...404 Figure 5 106 5 10 4 4 Record Control The interface is shown as in Figure 5 107 Figure 5 107...