Câmera IP externa Dahua IPC-HDW2231T-AS-S2 2MP IR PoE

Camera

Image Sensor

1/2.8" CMOS

Max. Resolution

1920 (H) × 1080 (V)

ROM

128 MB

RAM

128 MB

Scanning System

Progressive

Electronic Shutter Speed

Auto/Manual 1/3 s–1/100,000 s

Min. Illumination

0.002 Lux@F1.6 (Color, 30 IRE)
0.0002 Lux@F1.6 (B/W, 30 IRE)
0 Lux (Illuminator on)

S/N Ratio

> 56 dB

Illumination Distance

30 m (98.43 ft) (IR)

Illuminator On/Off Control

Auto; manual

Illuminator Number

2 (IR LED)

Pan/Tilt/Rotation Range

Pan: 0°–360°
Tilt: 0°–78°
Rotation: 0°–360°

Lens

Lens Type

Fixed-focal

Lens Mount

M12

Focal Length

2.8 mm; 3.6 mm

Max. Aperture

2.8 mm: F1.6
3.6 mm: F1.6

Field of View

2.8 mm: Horizontal: 107°; Vertical: 56°; Diagonal: 127°
3.6 mm: Horizontal: 88°; Vertical: 44°; Diagonal: 105°

Iris Control

Fixed

Close Focus Distance

2.8 mm: 0.7 m (2.30 ft)
3.6 mm: 1.3 m (4.27 ft)

DORI Distance

Lens

Detect

Observe

Recognize

Identify

2.8 mm

43.9 m (144.03 ft)

17.5 m (57.41 ft)

8.8 m (28.87 ft)

4.4 m (14.44 ft)

3.6 mm

58.9 m (193.24 ft)

23.6 m (77.43 ft)

11.8 m (38.71 ft)

5.9 m (19.36 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:
1920 × 1080@1–25/30 fps
Sub stream:
704 × 576@1–25 fps
704 × 480@1–30 fps
*The values above are the max. frame rates of each stream; for multiple streams, the values will be subjected to the total encoding capacity.

Stream Capability

2 streams

Resolution

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–6144 kbps
H.265: 12 kbps–6144 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° (Support 90°/270° with 1080p resolution and lower)

Mirror

Yes

Privacy Masking

4 areas

Audio

Built-in MIC

Yes

Audio Compression

G.711a; G.711Mu; G.726; PCM

Alarm

Alarm Event

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

Network

Network Port

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

Network 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; Boujour

Interoperability

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

User/Host

20 (Total bandwidth: 48 M)

Storage

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

Browser

IE
Chrome
Firefox

Management Software

Smart PSS; DSS; DMSS

Mobile Client

IOS; Android

Certification

Certifications

CE-LVD: EN 62368-1
CE-EMC: Electromagnetic Compatibility Directive 2014/30/EU
FCC: 47 CFR FCC Part 15, Subpart B

Power

Power Supply

12 V DC/PoE (802.3af)

Power Consumption

Basic: 1.8 W (12 V DC); 2.4 W (PoE)
Max. (ICR + H.265 + max. resolution + main stream + IR intensity + WDR + IVS): 5.5 W (12 V DC); 6.1 W (PoE)

Environment

Operating Temperature

–40 °C to +60 °C (–40 °F to +140 °F)

Operating Humidity

≤ 95%

Storage Temperature

–40 °C to +60 °C (–40 °F to +140 °F)

Protection

IP67

Structure

Casing

Inner core: Metal
Cover: Plastic

Product Dimensions

100.9 mm × Φ109.9 mm (3.97" × Φ4.33")

Net Weight

0.39 kg (0.86 lb)

Gross Weight

0.56 kg (1.23 lb)