DAHUA EVS3224S-SMR/250 Dahua 256CH 24 3U Embedded Video Storage

System

Main Processor

64-bit high-performance multi-core processor

Operating System

Embedded Linux OS

Operating Interface

Web (PCAPP)

Controller

Single controller

Cache

8 GB by default (extendable to 16 GB)

AI Applications

AI by Camera

Face detection, face recognition; IVS (tripwire and intrusion); video metadata (human, vehicle, non-motor vehicle); vehicle recognition; perimeter protection; AcuPick (available when connected to DSS)

Cluster

Cluster

N+M

Audio and Video

Resolution

32 MP;24 MP;16 MP;12 MP;8 MP;6 MP;5 MP;4 MP;3 MP;1080p;720p

Multi-screen Display

Customized display, max. 16-channel PCAPP live view

Third-party Camera Access

ONVIF, RTSP, Sony, Panasonic, Axis, Arecont, Pelco, Canon, Samsung

Network

Network Protocol

HTTP;HTTPS;TCP/IP;IPv4;RTSP;UDP;SMTP;NTP;DHCP;DNS;DDNS;P2P;IPv6;FTP;UPnP;SNMP;SMB;NFS

Mobile Phone Access

DMSS

Interoperability

ONVIF (Profile S, T and G); CGI; SDK

Browser

Chrome; PCAPP; IE9 or higher; Firefox

Network Mode

Multiple-address mode;Load balance;Fault-tolerance;Link aggregation

Recording Playback

Multi-channel Playback

Max. 16-channel playback

Record Mode

Auto record; manual record; search video detection; alarm record

Storage Method

Internal HDD

Backup Method

HDD; peripheral USB storage device

Playback Function

1. Play; Pause; Stop; Fast forward; Fast backward; Reverse play; Frame by frame;

2. Full-screen; Backup (clip and file); Snapshot; Digital zoom; Audio on and off

Storage

Video Direct Storage (Private Protocol)

Incoming: 256-channel (bandwidth: 768 Mbps)

Recording: 256-channel (bandwidth: 768 Mbps)

Outgoing: 256-channel (bandwidth: 768 Mbps)

Playback: 32-channel (bandwidth: 64 Mbps)

Video Direct Storage (Onvif)

Incoming: 256-channel (bandwidth: 768 Mbps)

Recording: 256-channel (bandwidth: 768 Mbps)

Outgoing: 256-channel (bandwidth: 768 Mbps)

Playback: 32-channel (bandwidth: 64 Mbps)

Video Direct Storage (Auto Register)

Incoming: 256-channel (bandwidth: 768 Mbps)

Recording: 256-channel (bandwidth: 768 Mbps)

Outgoing: 256-channel (bandwidth: 768 Mbps)

Playback: 32-channel (bandwidth: 64 Mbps)

Picture Direct Storage

Incoming: 100-channel (550 KB/picture）

Recording: 100-channel (550 KB/picture）

Outgoing: 100-channel (550 KB/picture）

Playback: 20-channel (550 KB/picture）

Disk Group

Yes

RAID

RAID5

Record Management

Supports record control (continuous, event-based, scheduled, scheduled & event-based).

Disk Quota

Time quota mode; space quota mode

Alarm

General Alarm

Motion detect; tampering; IPC external alarm

Anomaly Alarm

Offline; no available disks; disk health exception; storage error; low space; storage pool exception; RAID exception; abnormal quota; video frame loss; IP conflict; MAC conflict; abnormal system disk; account lock; security exception; fan malfunction; power alarm; temperature alarm; share service

Alarm Linkage

Record; snapshot (full image); alarm uploading; remote device alarm output; camera audio; buzzer; log; preset; email, smart tracking and warning light.

Disarming alarm linkage action by period or one-click sync disarm configuration with channels

Port

Disk Interface

24 slots,

SATA

Max.25 TB/HDD

hot swapping

SMR

recommend enterprise-grade HDD

RS-232

1 port

USB

4 ports. 2 USB2.0 ports at the front panel and 2 USB3.0 ports at the rear panel.

HDMI

1 port, only for debug

Network Port

1 × RJ-45 10/100 Management Ethernet port

2 × RJ-45 10/100/1000/2500 Mbps self-adaptive Ethernet ports (gigabit electrical port)

2 × RJ-45 10/100/1000 Mbps self-adaptive Ethernet ports (gigabit electrical port)

Power

1+1 redundant power supply

Network Port Extension

2 × 1-GbE LAN ports (optional)

2 × 10-GbE optical fiber ports (optional)

General

Disk Bay

24

Form Factor

3U

Power Supply

100–127/200–240 VAC,50/60 Hz,5/2.5 A

Power Consumption

Working (all HDDs connected): ≤ 280 W (956 BTU）

Working (without HDD): ≤ 35 W (119 BTU)

Rated: ≤ 550 W (1877 BTU)

Fan

Intelligent speed regulation fan

Net Weight

12.8 kg (28.22 lb)

Gross Weight

25.1 kg (55.34 lb)

Product Dimensions

Chassis: 448 mm× 133.2 mm× 515.8 mm (17.64" × 5.24" × 20.31") (W × H × D)

Max. size: 485 mm (with hanger) × 133.2 mm × 515.8 mm (19.00" × 5.24" × 20.31") (W × H × D)

Packaging Dimensions

With packaging: 693 mm × 881 mm × 783 mm (27.28" × 34.69" × 30.83")(W × H × L)

Operating Temperature

0 °C to +45 °C (+32 °F to +113 °F)

Operating Humidity

10%–80% (RH), non-condensing

Operating Altitude

≤5,000 m (16,404.20 ft)

Installation

Standard 19 inch rack