Description
DH-N52B2P
Dahua’s Pro Series network video recorders offer excellent performance and high recording quality for IP video surveillance applications. For applications where details are critical for identification, this professional NVR provides a powerful processor with up to 4K resolution. Additionally, the NVR features a mouse shortcut operation menu, remote management and control, central storage, edge storage, and back up storage options.
Features
H.265 and H.264 Dual Codecs
Maximum 320 Mbps Incoming Bandwidth
Up to 12 MP Resolution for Preview and Playback
All Ports Support ePoE and EoC Signal Transmission, up to 800 m (2625 ft) via CAT5E and 1000 m (3281 ft) via RG59
HDMI and VGA Simultaneous Video Output
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Technical Specification
System
Main Processor
Quad-core Embedded Processor
Operating System
Embedded LINUX
Audio and Video
IP Camera Input
Eight (8) Channels
Audio
Input: One (1) Channel, RCA
Output: One (1) Channel, RCA
Display
Interface
One (1) HDMI Port
One (1) VGA Port
Native Output Resolution – HDMI
3840 × 2160, 1920 × 1080, 1280 × 1024, 1280 × 720, 1024 × 768
Native Output Resolution – VGA
1920 × 1080, 1280 × 1024, 1280 × 720, 1024 × 768
Maximum Decoding
Four (4) Channels of 8 MP at 30 fps
Eight (8) Channels of 1080p at 30 fps
Multi-screen Display
1/4/8/9
On-screen Display
Camera Title, Time, Camera Lock, Motion Detection, Recording
Recording
Compression
Smart H.265+, H.265, Smart H.264+, H.264, MJPEG
Supported IP Camera
Resolution
12 MP, 8 MP, 6 MP, 5 MP, 4 MP, 3 MP, 1080p, 1.3 MP, 720p, D1, CIF
(The recording rate is dependent on the maximum resolution and frame rate of the connected IP camera.)
Fisheye Dewarping
One (1) Channel of 12 MP
Maximum Incoming Bandwidth
320 Mbps
Bit Rate
16 Kbps to 20 Mbps per Channel
Record Mode
Manual, Schedule (Regular, Motion Detection), Alarm, IVS, Stop
Record Interval
1 to 120 minutes (default: 60 minutes)
Pre-record: 1 to 30 s Post-record: 10 to 300 s
Video Detection and Alarm
Trigger Events
Recording, PTZ, Tour, Alarm Out, Video Push, Email, Snapshot, Buzzer and Screen Tips
Video Detection
Motion Detection, MD Zones: 396 (22 × 18), Video Loss and Tampering
Alarm Input
Four (4) Channels
Relay Output
Two (2) Channels
Playback and Backup
Sync Playback
1/4/9
Search Mode
Time /Date, Alarm, MD and Exact Search (accurate to 1 second)
Playback Function
Play, Pause, Stop, Rewind, Fast Play, Slow Play, Next File, Previous File, Next Camera, Previous Camera, Full Screen, Backup Selection, Digital Zoom
Backup Mode
USB Device and Network
Network
Interface
One (1) RJ-45 Port (10/100/1000 Mbps)
PoE
Eight(8) Ports (IEEE802.3af/at)
All ports support ePoE and EoC
ePoE and EoC
Ports 1 through 8
Network Function
HTTP, HTTPS, TCP/IP, IPv4/IPv6, UPnP, SNMP, RTSP, UDP, SMTP, NTP, DHCP, DNS, IP Filter, PPPoE,DDNS, FTP, Alarm Server, IP Search (Support Dahua IP camera, DVR, and NVS)
Maximum User Access
128 Users
Mobile Operating System
IOS, Android
Interoperability
ONVIF 2.4, SDK, CGI
Storage
Internal HDD
Two (2) SATA III Ports,
No HDD, Sold Separately
Auxiliary Interface
USB
One (1) USB 3.0 Port (rear panel)
One (1) USB 2.0 Port (front panel)
RS232
One (1) Port, for PC Communication and Keyboard
RS485
One (1) Port, for PTZ control
Electrical
Power Supply
Single, 100 VAC to 240 VAC, 50/60 Hz
Power Consumption
NVR: < 15.2 W, without HDD PoE Budget 130 W Total Rated Power, 80% control for protection Maximum 25.5 W for a single port Fan Smart Fan Function, NVR automatically adjusts fan speed based on ambient temperature Camera Support Thermal Cameras Eight (8) Channels Analytics+ Cameras - Face Recognition Four (4) Channels Analytics+ Cameras - Perimeter Protection Eight (8) Channels Analytics+ Cameras - Metadata Eight (8) Channels Smart Motion Detection+ Any channel connected to a Dahua Network camera with Smart Motion Detection+ Construction Dimensions - NVR 375.0 mm x 326.48 mm x 53.0 mm (14.76 in. x 12.85 in. x 2.08 in.) Dimensions - NVR with PFH101 Rack Mount Tray 482.60 mm x 326.48 mm x 53.0 mm (19.0 in. x 12.85 in. x 2.08 in.) Certifications CE, EN, UL, FCC, ANSI Warranty 5 Years Downloads: Data Sheet Quick Installation Guide
