Dahuasecurity.com uses cookies and similar technologies. Dahua uses functional cookies to ensure that its websites operate properly and analytical cookies to make your user experience optimal. Third-party cookies may collect data outside our websites as well. By clicking on “ Agree” or by continuing to use this website, you give consent for the setting of cookies and the processing of personal data involved. More information on our cookie statement.

IPC-HFW2231T-ZAS-S2

2MP Lite IR Vari-focal Bullet Network Camera

> 2MP, 1/2.8” CMOS image sensor, low illuminance, high image definition

> Outputs 2MP (1920 × 1080)@25/30 fps

> Support Triple Stream

> H.265 codec, high compression rate, ultra-low bit rate

> Built-in IR LED, max IR distance: 60 m

> ROI, SMART H.264+/H.265+, flexible coding, applicable to various bandwidth and storage environments

> Rotation mode, WDR, 3D NR, HLC, BLC, digital watermarking, applicable to various monitoring scenes

> Intelligent detection: Intrusion, tripwire

> Abnormality detection: Motion detection, video tampering, no SD card, SD card full, SD card error, network disconnected, IP conflict, illegal ac- cess, local alarm, voltage detection, audio abnormal

> Alarm: 1 in, 1 out; audio: 1 in, 1 out; supports max. 256 GB Micro SD card

> 12V DC/PoE power supply

> IP67 protection ,IK10 protection (optional)


  • Specifications
  • Accessories
  • Download
  • 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

    60 m (196.85 ft) (IR)

    Illuminator On/Off Control

    Auto; manual

    Illuminator Number

    4 (IR LED)

    Pan/Tilt/Rotation Range

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

    Lens

    Lens Type

    Motorized vari-focal

    Lens Mount

    φ14

    Focal Length

    2.7mm–13.5mm

    Max. Aperture

    F1.5

    Field of View

    Horizontal: 108°–30°
    Vertical: 56°–17°
    Diagonal: 131°–35°

    Iris Control

    Fixed

    Close Focus Distance

    0.8 m (2.62 ft)

    DORI Distance

    Lens

    Detect

    Observe

    Recognize

    Identify

    W

    44.1 m (144.69 ft)

    17.7 m (58.07 ft)

    8.8 m

    (28.87 ft)

    4.4 m

    (14.44 ft)

    T

    144.8 m (475.07 ft)

    57.9 m (189.96 ft)

    29.0 m (95.14 ft)

    14.5 m (47.57 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
    Third stream: CIF@1fps
    *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

    3 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

    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; defocus detection; tripwire; intrusion; audio abnormality; voltage detection; external alarm; 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
    UL/CUL: UL60950-1 CAN/CSA C22.2 No.60950-1-07

    Port


    Audio Input

    1 channel (RCA port)

    Audio Output

    1 channel (RCA port)

    Alarm Input

    1 channel In: 5mA 5VDC

    Alarm Output

    1 channel Out: 300mA 12VDC

    Power

    Power Supply

    12 V DC/PoE

    Power Consumption

    Basic: 1.8 W (12 V DC); 2.2 W (PoE)
    Max. (ICR + H.265 + max. resolution + main stream + IR intensity + WDR + IVS + vari-focal); 8.2 W (12 V DC); 9.8 W (PoE)

    Environment

    Operating Temperature

    –30 °C to +60 °C (–22 °F to +140 °F)

    Operating Humidity

    ≤ 95%

    Storage Temperature

    –40 °C to +60 °C (–40 °F to +140 °F)

    Protection

    IP67; IK10 (optional)

    Structure

    Casing

    Metal

    Product Dimensions

    244.1 mm × Φ90.4 mm (9.6"×Φ3.6")

    Net Weight

    0.89 kg (2.0 lb)

    Gross Weight

    1.13 kg (2.5 lb)