explosionproof • NEW
DS-2DF4420-DX(S6)(C)(304)
4-Inch 20× Explosion-Proof Network Speed Dome – ATEX & IECEx Certified
Product Features
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Certified Explosion-Proof: ATEX & IECEx compliant for hazardous environments
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Certification Details: ATEX: SEV 20 ATEX 0415 X; IECEx: IECEx NEP 20.0018X
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High-Resolution Imaging: 4 MP 1/2.8" progressive scan CMOS sensor
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Supports H.265 Compression: Efficient video storage and bandwidth usage
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20× Optical Zoom: Adjustable focal length from 4.8 mm to 96 mm
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Premium Build Quality: Constructed with durable 304 stainless steel
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Advanced Image Processing: 120dB WDR and 3D DNR for superior clarity
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Reliable Performance: Built with a high-performance sensor for enhanced surveillance
Technical Specifications
| Image Sensor | 1/2.8" Progressive Scan CMOS |
| Max Resolution | 2560 × 1440 |
| Min Illumination | Color: 0.005 Lux @ (F1.6, AGC ON), B/W: 0.001 Lux @ (F1.6, AGC ON) |
| Shutter Speed | 1/1 s to 1/30,000 s |
| Day Night | IR cut filter |
| Zoom | 20 × optical, 16 × digital |
| Slow Shutter | yes |
| Focal Length | 4.8 to 96 mm |
| FOV | Horizontal: 55° to 2.6°, Vertical: 30.6° to 1.5°, Diagonal: 60.5° to 3.0° |
| Focus | Auto, semi-auto, manual |
| Aperture | F1.6 |
| Zoom Speed | Approx. 2.9 s |
| Movement Range Pan | 360° endless |
| Movement Range Tilt | 0° to 90°, auto flip |
| Pan Speed | Configurable from 0.1° to 160°/s, preset speed: 160°/s |
| Tilt Speed | Configurable from 0.1° to 120°/s, preset speed: 120°/s |
| Proportional Pan | Yes |
| Presets | 300 |
| Preset Freezing | Yes |
| Patrol Scan | 8 patrols, up to 32 presets for each patrol |
| Pattern Scan | 4 pattern scans, record time over 10 minutes for each scan |
| Park Action | Preset, pattern scan, patrol scan, auto scan, tilt scan, random scan, frame scan, panorama scan |
| ThreeD Positioning | Yes |
| PTZ Status Display | Yes |
| Scheduled Task | Preset, pattern scan, patrol scan, auto scan, tilt scan, random scan, frame scan, panorama scan, dome reboot, dome adjust, aux output |
| Power off Memory | Yes |
| Main Stream | 50 Hz: 25 fps (2560 × 1440, 1920 × 1080, 1280 × 960, 1280 × 720) 60 Hz: 30 fps (2560 × 1440, 1920 × 1080, 1280 × 960, 1280 × 720) |
| Sub Stream | 50 Hz: 25 fps (704 × 576, 640 × 480, 352 × 288) 60 Hz: 30 fps (704 × 480, 640 × 480, 352 × 240) |
| Third Stream | 50 Hz: 25 fps (1920 × 1080, 1280 × 960, 1280 × 720, 704 × 576, 640 × 480, 352 × 288) 60 Hz: 30 fps (1920 × 1080, 1280 × 960, 1280 × 720, 704 × 480, 640 × 480, 352 × 240) |
| Video Bit Rate | 32 Kbps to 16384 Mbps |
| H264 Type | Baseline profile, Main profile, High profile |
| H265 Type | Main profile |
| SVC | H.264 and H.265 encoding |
| ROI | 8 fixed regions for each stream |
| Image Parameters Switch | Yes |
| Image Settings | Saturation, brightness, sharpness, contrast |
| Day Night Switch | Auto |
| WDR | 120 dB |
| SNR | ≥ 52 dB |
| Defog | Digital defog |
| Image Enhancement | BLC, HLC, 3D DNR |
| Privacy Mask | Mask color or mosaic configurable, up to 24 programmable polygon privacy masks |
| Regional Focus | Yes |
| Regional Exposure | Yes |
