User manual
Dahua Technology BN481E82 8-Channel 8MP NVR

User Manual for Dahua Technology BN481E82 8-Channel 8MP NVR with 8 Outdoor 3MP Dome Cameras Kit

• Product category: Surveillance Systems 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 Surveillance Systems

Product description

• N42B2P Lite Series 8-Channel 8MP NVR with 2TB HDD Record from and manage up to 8 cameras with the N42B2P Lite Series 8-Channel 8MP NVR with 2TB HDD from Dahua Technology at resolutions up to 3840 x 2160. Preinstalled with 2TB of HDD storage, the recorder can be expanded to host two HDDs up to 4TB each for a maximum internal capacity of 8TB. H.265, H.264, and MJPEG compressions keep file sizes manageable while maintaining the best quality possible. Two-way audio is possible thanks to an audio input and output.
  
  This NVR supports simultaneous HDMI and VGA outputs, as well as up to 128 users. ONVIF-compliance for version 2.4 enables interoperability when combined with 4K cameras.
  • Embedded quad-core processor and Linux OS
  • HDMI and VGA simultaneous video output
  • 10/100/1000M Ethernet port
  • 8 x PoE ports
  • Supports Automatic Network Replenishment (ANR) technology
  • Supports network cameras from Dahua, Arecont Vision, Axis Communications, Bosch, Brickcom, Canon, CP Plus, DynaColor, Honeywell, Panasonic, Pelco, Samsung, Sanyo, Sony, Videotec, Vivotek, and others
  • Smart Add functionality enables the NVR to automatically detect and list IP cameras, simplifying the process of adding cameras to the NVR
  • IVS (intelligent video system) recording for standard intelligence at-the-edge features, premium features to detect motion, tripwire and intrusion violations, and abandoned or missing objects, and advanced features for facial detection, people counting, and heat mapping
  • Heat Map advanced IVS feature highlights areas with the highest concentration of people, and the data can be exported into a customized report to aid in business or forensic analysis
  • Alarm inputs for 4 channels
  • Trigger events include recording, PTZ, tour, alarm out, video push, email, FTP, snapshot, buzzer, and screen tips
  • Video detection includes motion detection, video loss, and tampering
  • OSD for camera title, time, video loss, camera lock, motion detection, and recording
  • 16 kb/s to 20 Mb/s bit rate per channel
  • Dewarping mode corrects distortion in circular panoramic views from fisheye lenses
  • 1 x USB 3.0 port & 1 x USB 2.0 port
  • Backup via USB device and network
  • Up to 128 users
  • Supports iOS and Android mobile devices
  • 1 RU rack-mountable
  • Optional PFH101 rackmount tray available separately
  UPC: 816116027677
• Lite Series 3MP Outdoor Network Dome Camera with 2.8mm Lens and Night Vision The Lite Series 3MP Outdoor Network Dome Camera with 2.8mm Lens and Night Vision from Dahua Technology has a 1/3" progressive scan CMOS sensor and a 2.8mm fixed lens to capture 2048 x 1536 resolution video at up to 20 fps. IR LEDs allow the camera to produce clear images in complete darkness of objects up to 98' away. Its 2.8mm lens captures a 92° field of view to monitor both indoor and outdoor areas. The camera is housed in an IP67- and IK10-rated enclosure for protection against dust, water, and impact.
  • 1/3" progressive scan CMOS sensor captures 3MP video at up to 20 fps
  • Mechanical IR cut filter and IR LEDs help the camera produce clear images at night to a maximum range of 98'
  • Smart IR illumination prevents the IR LEDs from whiting out close objects
  • Digital Wide Dynamic Range (DWDR) allows the camera to compensate for overly bright or dark environments to produce accurate images
  • 2.8mm has a 92° field of view
  • IP67- and IK10-rated for outdoor use

• Limited 3-Year Warranty

• Limited 3-Year Warranty

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Technical parameters

• N42B2P Lite Series 8-Channel 8MP NVR with 2TB HDD

  Main Processor	Embedded quad-core processor
  Operating System	Embedded Linux

  IP Camera Inputs	8 channels
  Audio	1 x RCA, 1-channel input 1 x RCA, 1-channel output

  Interface	1 x HDMI 1 x VGA
  Resolutions	3840 x 2160 1920 x 1080 1280 x 1024 1280 x 720 1024 x 768
  Decoding	Maximum Decoding: 2 channels of 4K / 6 MP at 30 fps 3 channels of 5 MP at 30 fps 4 channels of 4/3 MP at 30 fps 4 channels of 1080p at 30 fps 8 channels of 1080p at 60 fps
  Display Split	1/4/8/9
  OSD	Camera title, time, video loss, camera lock, motion detection, recording

  Compression	H.265, H.264, MJPEG
  Supported IP Camera Resolution	8 MP 6 MP 5 MP 4 MP 3 MP 1080p 1.3 MP 720p D1 CIF
  Maximum Bandwidth	200 Mb/s incoming
  Bit Rate	16 kb/s to 20 Mb/s per channel
  Recording Mode	Manual Schedule (regular, continuous) Motion detection (video detection, motion detection, tampering, video loss) Stop
  Recording Intervals	1 to 120 minutes, default 60 minutes Pre-Recording: 1 to 30 seconds Post-Recording: 10 to 300 seconds

  Triggers	Recording, PTZ, tour, alarm out, video push, email, FTP, snapshot, buzzer, and screen tips
  Video Detection	Motion detection MD Zones: 396 (22 x 18) Video loss & tampering
  Alarm Input	4 channels Low level effective, green terminal interface
  Relay Output	2 channels NO/NC programmable, green terminal interface

  Playback	1/4/8
  Search Modes	Time/date, alarm, motion detection & exact search (accurate to one second), smart search
  Playback Functions	Play, pause, stop, rewind, fast play, slow play, next file, previous file, next camera, previous camera, full screen, repeat, shuffle, backup selection, digital zoom
  Backup Modes	USB device, network

  Standard Features	IVS Triggers: Tampering with the camera Camera loses or changes focus drastically Error writing to an onboard microSD card Error sending or receiving data over the network Unauthorized access to the camera
  Premium Features	IVS Triggers: Motion: An object moves through any part of the scene Tripwire: A target crosses a user-defined line Intrusion: A target enters or exits a defined perimeter Scene Change: A person or object moves the camera to change the scene or covers the camera to obscure the scene Abandoned/Missing Object: A target leaves an object in designated area, or a target removes an object from the same designated area
  Advanced Features	Recording Triggers: Facial Detection: Detects and captures a snapshot of a human face in a defined area within a scene People Counting: Measure the number of customers, visitors, or passengers in a surveillance scene Heat Map: Generates a visual representation of data

  Third-Party Support	Dahua, Arecont Vision, Axis, Bosch, Brickcom, Canon, CP Plus, Dynacolor, Honeywell, Panasonic, Pelco, Samsung, Sanyo, Sony, Videotec, Vivotek, and others

  Ethernet	1 x RJ45 port, 10/100/1000M
  PoE	8 x ports, IEEE 802.3af/at
  Network Function	HTTP, HTTPS, TCP/IP, IPv4/IPv6, UPnP, RTSP, UDP, SMTP, NTP, DHCP, DNS, IP filter, PPPoE, DDNS, FTP, alarm server, IP search Support for Dahua IP cameras, DVRs, NVS
  Maximum User Access	128 users
  Mobile OS Support	iOS & Android
  Interoperability	ONVIF 2.4, CGI conformant

  Internal HDD	2 SATA ports, total capacity up to 8 TB 2 TB preinstalled
  HDD Mode	Single

  USB	1 x USB 3.0 1 x USB 2.0

  Power Supply	100-240 VAC, 60/50 Hz
  Power Consumption	NVR: <9.6 W, without HDD
  Total PoE Budget	25.5 W single port, 130 W total
  Certifications	CE: EN55032, EN55024, EN60950-1 Safety: UL 60950-1, CAN/CSA C22.2 No.60950-1 Electromagnetic Compatibility (EMC): FCC CFR 47 Part 15 Subpart B, ANSI C63.4-2014
  Operating Temperature	14 to 131°F / -10 to 55°C
  Storage Temperature	-4 to 158°F / -20 to 70°C
  Storage Humidity	0-90% RH
  Rack Mount	1 RU
  Dimensions	14.8 x 12.9 x 2.1" / 375 x 327.5 x 53 mm
  Weight	Without HDD: 5.7 lb / 2.6 kg

  Box Dimensions (LxWxH)	17.6 x 16.4 x 6.7"

• Lite Series 3MP Outdoor Network Dome Camera with 2.8mm Lens and Night Vision

  Image Sensor	3 MP 1/3" progressive scan CMOS sensor
  Effective Pixels (H x V)	2304 x 1536
  Built-In Memory	16 MB ROM, 256 MB RAM
  Electronic Shutter	1 to 1/100,000 sec
  Minimum Illumination	Color: 0.1 lux at f/2.0 B&W: 0.01 lux at f/2.0 0 lux IR on
  S/N Ratio	> 50 dB
  Number of IR LEDs and Range	24 x IR LEDs, up to 98' (30 m)
  IR LED Control	Auto, manual
  Day/Night	Auto ICR, color, B&W

  Lens Type	Fixed
  Mount Type	Board-in
  Focal Length	2.8mm
  Maximum Aperture	f/2.0
  Field of View	Horizontal: 92°
  Focus Control	Fixed
  Camera Angle Adjustment	Pan: 0 to 355° Tilt: 0 to 65° Rotation: 0 to 355°

  Compression	H.264 and MJPEG
  Streaming Capability	2 streams
  Resolution	3 MP (2048 x 1536), 1080p (1920 x 1080), 1.3 MP (1280 x 960), 720p (1280 x 720), D1 (704 x 576, 704 x 480), CIF (352 x 288, 352 x 240)
  Frame Rate	Main Stream: 3 MP (1-20 fps), 1080p (1-25/30) Sub Stream 1: D1/CIF (1-25/30 fps)
  Bit Rate Control	CBR / VBR
  Bit Rate	H.264: 4 to 8192 kbps
  Backlight Compensation	BLC, HLC, DWDR
  White Balance	Auto, sunny, night, outdoor, customized
  Gain Control	Auto, manual
  Noise Reduction	3D-DNR
  Motion Detection	Off, on (4 zone, rectangle)
  Region of Interest	Off, on (4 zone)
  Smart IR	Supported
  Digital Zoom	16x
  Flip / Mirror	Flip: 0, 90, 180, 270° Mirror: Off, on
  Privacy Masking	Off, on (4 areas, rectangle)

  Ethernet	RJ45 (10/100Base-T)
  Protocol	IPv4/IPv6, HTTP, HTTPS, SSL, TCP/IP, UDP, UPnP, ICMP, IGMP, SNMP, RTSP, RTP, SMTP, NTP, DHCP, DNS, PPPoE, DDNS, FTP, IP Filter, QoS, Bonjour, 802.1x
  Compatibility	ONVIF, CGI
  Streaming Method	Unicast, multicast
  Maximum Number of Users	20
  Web Viewer	Internet Explorer 10
  Management Software	Smart PSS, DSS
  Mobile OS Support	iOS and Android

  Certifications	FCC (SEFD1509190-A), UL (E234884-60-UL)
  Power Supply	12 VDC ±25%, PoE (IEEE 802.3af Class 0)
  Maximum Power Consumption	4 W (12 VDC, IR on) 4.7 W (PoE, IR on)
  Operating Temperature	-22 to 140°F (-30 to 60°C)
  Operating Humidity	<90% RH
  Storage Temperature	-22 to 140°F (-30 to 60°C)
  Storage Humidity	<90% RH
  IP Rating	IP67
  IK Rating	IK10
  Casing Material	Metal
  Dimensions	4.3 x 3.2" (110 X 81 mm)
  Weight	0.84 lb (0.38 kg)

  Box Dimensions (LxWxH)	5.5 x 5.4 x 4.8"

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