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Dahua B2A51 5MP HDCVI Fixed IR Bullet Camera
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Brand: DAHUA
Category: DAHUA Analog CCTV Camera
Quantity:
4 Signals over 1 Coaxial Cable
HDCVI technology supports 4 signals to be transmitted over 1 coaxial
cable simultaneously, i.e. video, audio*, data and power. Dual-way data
transmission allows the HDCVI camera to interact with the HCVR, such as
sending control signal or triggering alarm. Moreover, HDCVI technology
supports PoC for construction flexibility.
* Audio input is available for some models of HDCVI cameras.
- Max. 25 fps@5MP (16:9 video output)
- CVI/CVBS/AHD/TVI switchable
- 3.6mm fixed lens (2.8 mm optional)
- Max. IR length 20 m, Smart IR
- IP67, DC12V
| Dahua B2A51 5MP HDCVI Fixed IR Bullet Camera | |
|---|---|
| Camera | |
| Image Sensor | 1/2.7" CMOS |
| Max. Resolution | 2880 (H) × 1620 (V) |
| Pixel | 5MP |
| Scanning System | Progressive |
| Electronic Shutter Speed | PAL: 1/25–1/100000 s, NTSC: 1/30–1/100000 s |
| Min. Illumination | 0.02 Lux/F2.0, 30IRE, 0 Lux IR on |
| S/N Ratio | More than 65 dB |
| Illumination Distance | 20 m (66 feet) |
| Illuminator On/Off Control | Auto;manual |
| Lens | |
| Lens Type | Fixed lens / Fixed iris |
| Mount Type | M12 |
| Focal Length | 3.6 mm (2.8 mm Optional) |
| Max Aperture | F2.0 |
| Angle of View | 2.8 mm: 125° × 106° × 56° (diagonal × horizontal × vertical), 3.6 mm: 104° × 88° × 46° (diagonal × horizontal × vertical) |
| Focus Control | N/A |
| Close Focus Distance | 2.8 mm: 0.8 m (2.6 ft), 3.6 mm: 1.2 m (3.9 ft) |
| DORI distance | Lens 2.8mm: |
| Detect:56.0 m (183.7 ft) Observe:22.4 m (73.5 ft) Recognize:11.2 m (36.7 ft) Identify:5.6 m (18.4 ft) | |
| Lens 3.6mm: | |
| Detect:80 m (262.5 ft) Observe:32 m (105.0 ft) Recognize:16 m (52.5 ft) Identify:8 m (26.2 ft) | |
| Pan / Tilt / Rotation | |
| Pan/Tilt/Rotation | Pan: 0° – 360°, Tilt: 0° – 90°, Rotation: 0° – 360° |
| Video | |
| Resolution | 5M(2880×1620);4M(2560×1440) 1080P (1920 × 1080); 960H (960 × 576/960 × 480) |
| Frame Rate | CVI: |
| PAL:5M@25 fps; 4M@25fps; 1080P@25fps, NTSC:5M@25 fps; 4M@30fps; 1080P@30fps | |
| AHD: | |
| PAL:4M@25 fps; NTSC:4M@30 fps; | |
| TVI: | |
| PAL:4M@25 fps; NTSC:4M@30 fps; | |
| CVBS: | |
| 960H; | |
| Video Output | Video output choices of CVI/TVI/AHD/CVBS by one BNC port |
| Day/Night | Auto (ICR) / Manual |
| OSD Menu | Multi-language |
| BLC Mode | BLC / HLC / DWDR |
| WDR | DWDR |
| Gain Control | AGC |
| Noise Reduction | 2D |
| White Balance | Auto;manual |
| Smart IR | Yes |
| Mirror | Off/On |
| Privacy Masking | Off / On (8 area, rectangle) |
| Certifications | |
| Certifications | CE (EN55032, EN55024, EN50130-4,EN60950-1, EN 62368-1:2014+A11:2017), FCC (CFR 47 FCC Part 15 subpartB, ANSI C63.4-2014) |
| Interface | |
| Audio Interface | N/A |
| Eelectrical | |
| Power Supply | 12V DC ±30% |
| Power Consumption | Max. 3.7W (12V DC, IR on) |
| Environmental | |
| Operating Conditions | –40°C to +60°C (–40°F to +140°F) /Less than 95% RH * Start up should be done at above –40°C (–40°F) |
| Storage Conditions | –40°C to +60°C (–40°F to +140°F) /Less than 95% RH |
| Ingress Protection & Vandal Resistance | IP67 |
| Construction | |
| Casing | Aluminium |
| Dimensions | 70.1 mm × 70.1 mm × 157.6 mm (2.76" × 2.76" × 6.21") |
| Net Weight | 0.24 kg (0.53 lb) |
| Gross Weight | 0.34 kg (0.75 lb) |
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