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User Manual for Dahua Technology Ultra Series 256-Channel 8MP NVR Click to enlarge the picture
Contents of the user manual for the Dahua Technology Ultra Series 256-Channel 8MP
- Product category: Network Video Recorders (NVRs) Dahua Technology
- Brand: Dahua Technology
- Description and content of package
- Technical information and basic settings
- Frequently asked questions – FAQ
- Troubleshooting (does not switch on, does not respond, error message, what do I do if...)
- Authorized service for Dahua Technology Network Video Recorders (NVRs)
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User manual for the Dahua Technology Ultra Series 256-Channel 8MP contain basic instructions
that need to be followed during installation and operation.
Before starting your appliance, the user manual should be read through carefully.
Follow all the safety instructions and warnings, and be guided by the given recommendations.
User manual is an integral part of any Dahua Technology product,
and if it is sold or transferred, they should be handed over jointly with the product.
Following the instructions for use is an essential prerequisite for protecting
health and property during use, as well as recognition of liability on the part of the manufacturer
for possible defects should you make a warranty claim. Download an official Dahua Technology user manual in which you will find instructions on how to install, use, maintain and service your product.
And do not forget – unsuitable use of a Dahua Technology product will considerably shorten its lifespan!
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Product description Stream and record up to 256 video channels with the Ultra Series 256-Channel 8MP NVR from Dahua Technology, at resolutions of up to 8MP. Equipped with 24 SATA ports, the NVR can be configured to host 24 hot-swappable HDDs up to 4TB each for a maximum internal capacity of 96TB (HDDs available separately). External storage options include PCs via Internet connection, network servers, USB storage devices, and eSATA devices.
The NVR enables simultaneous live view of up to 68 channels and playback of up to 16 channels via its HDMI and VGA ports, supporting display resolutions of up to 1080p depending on the number of channels being viewed. Up to 256 channels can be simultaneously recorded at full frame rate in 1080p, 720p, 960H, D1, CIF, QCIF, VGA, 3MP, 5MP, or 8MP resolution, with a maximum combined transfer speed of 512 Mbps. The NVR is equipped with a built-in 7" LCD screen which supports resolutions up to 1920 x 1080 and can be configured to display video from multiple cameras. Furthermore, the auxiliary interface includes an eSATA port, two mini SAS ports, and in/out connectors for setting up a microphone input. Internet connectivity enables remote monitoring. - 2 x HDMI and VGA simultaneous video output
- Supports RAID 0/1/5/6/10/50/60 and N+M hot standby
- Storage space can be expanded via iSCSI & Mini SAS
- Compatible with Dahua SDK and other platforms
- ONVIF version 2.2 conformance
- Redundant power supply module
- Supports network cameras of multiple brands, including Dahua, Arecont Vision, Axis Communications, Bosch, Brickcom, Canon, CP Plus, DynaColor, Honeywell, Panasonic, Pelco, Samsung, Sanyo, Sony, Videotec, and Vivotek
- Four customized zones for privacy masking in each area
UPC: 816116020500 In the Box Dahua Technology Ultra Series 256-Channel 8MP NVR Limited 3-Year Warranty Table of Contents
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Technical parametersDahua Technology DHI-NVR7A24DR-256 Specs | | | Main Processor | Intel Core i7 processors | | Operating System | Linux | | Motherboard | Embedded board | | Memory | 8 GB DDR3 (16 GB max) | | Case | Hot-dipped galvanized steel sheet, aluminum alloy side, pull-out rack design | | Fan | Dual ball-screw-bearing fan, MTBF > 100,000 h, supports replacement during operation | | Interface | Local GUI & web GUI | | | | Input | 128 channels at 1080p
256 channels at 720p | | Transmission | 128 channels at 1080p
256 channels at 720p | | Recording | 128 channels at 1080p
256 channels at 720p | | Preview | Screen 1-2, (Default):
20 channels at 1080p
40 channels at 720p
68 channels at D1
Screen 3-6, (Optional):
16 channels at 1080p
16 channels at 720p
16 channels at D1 | | Playback | 128 Mbps in RAID 5 mode:
16 channels at 1080p
16 channels at 720p
16 channels at D1
64 Mbps in single HDD mode:
8 channels at 1080p
16 channels at 720p
16 channels at D1 | | Recording Resolution | 8 MP
5 MP
3 MP
1080p
720p
960H
D1
CIF
QCIF
VGA | | Audio | 1-channel input
1-channel output | | | | Recording Mode | Manual, schedule, & stop | | Alarm Recording | Video loss, camera blank, motion detection, & external alarm | | Backup Modes | Network, USB HDD, USB CD & DVD-RW, and eSATA device | | | | Interface | 2 x HDMI
1 x VGA | | Video Output | 2 x HDMI or
1 x HDMI + 1 x VGA | | Multi-Screen Display | Screen 1: 1/4/8/9/16/25/36/64
Screen 2 to 6: 4 | | Privacy Masking | 4 x customized zones | | | | HDD | Internal HDD: 24 x SATA port, capacity up to 96 TB
HDD Mode: Single, RAID 0/1/5
HDD Installation: Independent HDD rack, supports hot swap | | | | Interface | 4 x RJ45 ports (10/100/1000 Mbps) | | Ethernet | 4 x ports jointly working or
4 x independent 1000 Mbps ports | | | | Motion Detection | 396 x zones (at 22 x 18), sensitivity 1-6 | | Alarm Input | 4 channels, low-level effective & green terminal interface | | Relay Output | 4 channels, relay contact (1 at 24 VDC), NO/NC programmable & green terminal interface | | | | Cover | Front cover supports hot swap, 7" HD LCD | | USB | 2 x USB 2.0 on front panel
2 x USB 3.0 on rear panel | | eSATA | 1 x port | | SAS | 2 x mini SAS ports | | | | Compliance | ONVIF, version 2.2 | | Power Supply | 100-240 VAC
47/63 Hz
Redundant | | Power Consumption | 200-400 W (without HDD) | | Working Environment | 32 to 104°F (0 to 40°C)
10-80% RH | | Rack Mount | 4 RU | | Dimensions | 18.9 x 19.45 x 6.89" (48 x 49.4 x 17.5 cm) | | Weight | 64 lb (29 kg) without HDD |
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