DAHUA IPC-HFW2531S-S-S2 5MP

Camera

Image Sensor

1/2.7” 5Megapixel progressive CMOS

Max. Resolution

2592 (H) × 1944 (V)

ROM

128 MB

RAM

256 MB

Scanning System

Progressive

Electronic Shutter Speed

Auto/Manual 1/3 s–1/100000 s

Min. Illumination

0.008 Lux@F1.6

S/N Ratio

> 56 dB

Illumination Distance

30 m (98.43 ft)

Illuminator On/Off Control

Auto/Manual

Illuminator Number

1 (IR LED)

Pan/Tilt/Rotation Range

Pan: 0°–360°
Tilt: 0°–90°
Rotation: 0°–360°

Lens

Lens Type

Fixed

Mount Type

M12

Focal Length

2.8 mm
3.6 mm

Max. Aperture

F1.6
F1.6

Field of View

2.8 mm:

Horizontal 103.0° × Vertical 71.0° × Diagonal 132.0°

3.6 mm:

Horizontal: 84.0° × Vertical 58.0° × Diagonal 110.0°

Iris Type

Fixed aperture

Close Focus Distance

2.8 mm: 0.9 m (2.95 ft)
3.6 mm: 1.6 m (3.61 ft)

DORI Distance

Lens

Detect

Observe

Recognize

Identify

2.8 mm

56 m (183.73 ft)

22.4 m

(73.49 ft)

11.2 m

(36.75 ft)

5.6 m

(18.37 ft)

3.6 mm

80 m (262.47 ft)

32.0 m (104.99 ft)

16.0 m

(52.49 ft)

8.0 m

(26.25 ft)

Smart event

IVS

Tripwire; intrusion

Video

Video Compression

H.265; H.264; H.264B; MJPEG (only supported

by the sub stream)

Smart Codec

Smart H.265+/ Smart H.264+

Video Frame Rate

Main stream:
2592 × 1944 (1 fps-20 fps)
2688 × 1520 (1 fps-25/30 fps)
Sub stream:
704 × 576 (1 fps-25 fps)
704 × 480 (1 fps-30 fps)

Stream Capability

2 streams

Resolution

2592×1944(2592×1944); 2688×1520(2688×1520); 3M(2048×1536); 2304×1296(2304×1296); 1080p(1920×1080); 1.3M (1280 × 960); 720p(1280×720); D1(704× 576/704×480); VGA(640×480); CIF(352×288/352×240)

Bit Rate Control

CBR/VBR

Video Bit Rate

H.264: 32 Kbps–8192 Kbps

H.265: 12 Kbps–8192 Kbps

Day/Night

Auto(ICR)/Color/B/W

BLC

Yes

HLC

Yes

WDR

120 dB

White Balance

Auto/natural/street lamp/outdoor/manual/regional custom

Gain Control

Auto/Manual

Noise Reduction

3D NR

Motion Detection

OFF/ON (4 areas, rectangular)

Region of Interest(RoI)

Yes (4 areas)

Smart Illumination

Yes

Image Rotation

0°/90°/180°/270° (Supports 90°/270° with 2592 × 1944 resolution and lower.)

Mirror

Yes

Privacy Masking

4 areas

Alarm

Alarm Event

No SD card; SD card full; SD card error; network disconnection; IP conflict; motion detection; video tampering; tripwire; intrusion; illegal access; voltage detection; safety exception

Network

Network

RJ-45 (10/100 Base-T)

SDK and API

Yes

Cyber Security

Video encryption; firmware encryption; configuration encryption; Digest; WSSE; account lockout; security logs; IP/MAC filtering; generation and importing of X.509 certification; syslog; HTTPS; 802.1x; trusted boot; trusted execution; trusted upgrade

Protocol

IPv4; IPv6; HTTP; TCP; UDP; ARP; RTP ; RTSP; RTCP; RTMP; SMTP; FTP; SFTP; DHCP; DNS; DDNS; QoS; UPnP; NTP; Multicast; ICMP; IGMP; NFS; PPPoE; Bonjour

Interoperability

ONVIF(Profile S/Profile G/Profile T);CGI; P2P; Milestone; Genetec

User/Host

20

Storage

FTP; Micro SD card (support max. 256 G); NAS; SFTP

Browser

IE

Chrome

Firefox

Management Software

Smart PSS; DSS; DMSS

Mobile Phone

IOS; Android

Certification

Certifications

CE-LVD: EN62368-1
CE-EMC: Electromagnetic Compatibility Directive 2014/30/EU
FCC: 47 CFR FCC Part 15, Subpart B
UL/CUL: UL60950-1 CAN/CSA C22.2 No.60950-1-07

Power

Power Supply

12V DC/PoE (802.3af)

Power Consumption

< 5.6W

Environment

Operating Conditions

-40°C to +60°C (-40°F to +140°F)/less than ≤ 95% RH

Storage Temperature

-40°C to +60°C (-40°F to +140°F)

Protection

IP67

Structure

Casing

Metal

Dimensions

166.2 mm × Φ70 mm (6.54″ × Φ2.76″)

Net Weight

0.48 kg (1.1 lb)

Gross Weight

0.57 kg (1.3 lb)