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DS-2DF4220-DX(W/316L)

    image
    EOL

    4-inch 20x Explosion-proof Network Speed Dome

    • Ex-mark: ATEX: Ex II 2GD Ex db IIC T6 Gb /Ex tb IIIC T80℃ Db; IECEx: Ex db IIC T6 Gb /Ex tb IIIC T80℃ Db
    • 316L Stainless Steel
    • Supports H.265 video compression
    • Certificate No.：ATEX：SEV 20 ATEX 0415 X；IECEx：IECEx NEP 20.0018X
    • 20 × optical zoom, focal length 4.7 mm to 94 mm
    • 2 MP 1/2.8" progressive scan CMOS
    • Digital WDR, 3D DNR
    • High quality imaging with high-perfomance sensor

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    Available models:

    DS-2DF4220-DX(W/316L)

    Specification

    • Kamera
    • Image Sensor1/2.8" progressive scan CMOS
    • Min. IlluminationColor: 0.015 Lux @ (F2.8, AGC ON) B/W: 0.003 Lux @ (F2.8, AGC ON)
    • Shutter Speed1/1 s to 1/30,000 s
    • Slow Shutteryes
    • Focussemi-auto;manual;auto
    • Day & NightICR
    • Day/Night Switchday,night,auto,scheduled-switch
    • WDRdigital WDR
    • HLCyes
    • 3D DNRyes
    • Defogyes
    • EISyes
    • Regional Exposureyes
    • Regional Focusyes
    • Image Settingssaturation, brightness, contrast, sharpness
    • Image Parameters Switchyes
    • White Balanceauto;MWB;ATW;indoor;outdoor;sodium lamp;fluorescent lamp
    • Digital Zoom16x
    • Optical Zoom20X
    • Privacy Maskup to 24 masks;mask color configurable
    • SNR＞55dB
    • General Functionmirror, password protection, watermark, IP address filter
    • Gain Controlauto;manual
    • Lens
    • Focal Length4.7 mm to 94 mm, 20 × optical zoom
    • Zoom SpeedApprox. 3.4 s
    • FOVhorizontal FOV: 54.5° to 4° (Wide-Tele) vertical FOV: 31.5° to 2.5°(Wide-Tele) diagonal FOV: 61.5° to 4.5°(Wide-Tele)
    • ApertureF2.8
    • PTZ
    • Movement Range (Pan)360°
    • Movement Range (Tilt)0° to 90°
    • Pan Speedpan speed: configurable from 0.1° to 160°/s; preset speed: 160°/s
    • Tilt Speedtilt speed: configurable from 0.1° to 120°/s, preset speed 120°/s
    • Proportional Zoomyes
    • Presets300
    • Patrol Scan8 patrols, up to 32 presets for each patrol
    • Pattern Scan4 pattern scans, record time over 10 minutes for each scan
    • Power-off Memoryyes
    • Park Actionpreset;pattern scan;patrol scan;auto scan;tilt scan;random scan;frame scan;panorama scan
    • 3D Positioningyes
    • PTZ Status Displayyes
    • Preset Freezingyes
    • Scheduled Taskpreset;pattern scan;patrol scan;auto scan;tilt scan;random scan;frame scan;panorama scan;dome reboot;dome adjust;aux output
    • Video
    • Max. Resolution