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
  • Certificate No.: ATEX: SEV 20 ATEX 0415 X; IECEx: IECEx NEP 20.0018X
  • 4 MP 1/2.8" progressive scan CMOS
  • Supports H.265 video compression
  • 20 × optical zoom, focal length 4.8 mm to 96 mm
  • 304 stainless steel
  • 120 dB WDR, 3D DNR
  • High quality imaging with high-perfomance sensor
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Available models:

DS-2DF4420-DX(S6)(C)

Specification

  • Camera
  • Image Sensor1/2.8" Progressive Scan CMOS
  • Max. Resolution2560 × 1440
  • Min. IlluminationColor: 0.005 Lux @ (F1.6, AGC ON),B/W: 0.001 Lux @ (F1.6, AGC ON)
  • Shutter Speed1/1 s to 1/30,000 s
  • Day & NightIR cut filter
  • Zoom20 × optical, 16 × digital
  • Slow Shutteryes
  • Lens
  • Focal Length4.8 to 96 mm
  • FOVHorizontal field of view: 55° to 2.6°, vertical field of view: 30.6° to 1.5°, diagonal field of view: 60.5° to 3.0°
  • FocusAuto,semi-auto,manual
  • ApertureF1.6
  • Zoom SpeedApprox. 2.9 s
  • PTZ
  • Movement Range (Pan)360° endless
  • Movement Range (Tilt)0° to 90°,auto flip
  • 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 PanYes
  • Presets300
  • Preset FreezingYes
  • Patrol Scan8 patrols, up to 32 presets for each patrol
  • Pattern Scan4 pattern scans, record time over 10 minutes for each scan
  • Park ActionPreset,pattern scan,patrol scan,auto scan,tilt scan,random scan,frame scan,panorama scan
  • 3D PositioningYes
  • PTZ Status DisplayYes
  • Scheduled TaskPreset,pattern scan,patrol scan,auto scan,tilt scan,random scan,frame scan,panorama scan,dome reboot,dome adjust,aux output
  • Power-off MemoryYes
  • Video
  • Main Stream50 Hz: 25 fps (2560 × 1440, 1920 × 1080, 1280 × 960, 1280 × 720) 60 Hz: 30 fps (2560 × 1440, 1920 × 1080, 1280 × 960, 1280 × 720)
  • Sub-Stream50 Hz: 25 fps (704 × 576, 640 × 480, 352 × 288) 60 Hz: 30 fps (704 × 480, 640 × 480, 352 × 240)
  • Third Stream50 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 Rate32 Kbps to 16384 Mbps
  • H.264 TypeBaseline profile,Main profile,High profile
  • H.265 TypeMain profile
  • Scalable Video Coding (SVC)H.264 and H.265 encoding
  • Region of Interest (ROI)8 fixed regions for each stream
  • Network
  • ProtocolsTCP/IP,IPv4/IPv6,HTTP,HTTPS,802.1X,QoS,FTP,SMTP,UPnP,SNMP,DNS,DDNS,NTP,RTSP,RTCP,RTP,UDP,IGMP,ICMP,DHCP,PPPoE,Bonjour
  • Simultaneous Live ViewUp to 20 channels
  • APIOpen Network Video Interface (Profile S, Profile G, Profile T),ISAPI,SDK
  • User/HostUp to 32 users. 3 user levels: administrator, operator, and user
  • Securityhost authentication (MAC address),HTTPS encryption,IP address filter,802.1X authentication (EAP-TLS, EAP-LEAP, EAP-MD5),Password protection,complicated password
  • Network StorageNAS (NFS, SMB/CIFS),auto network replenishment (ANR)
  • ClientiVMS-4200,Hik-Connect
  • Web BrowserIE10-11, Chrome 57+, Firefox 52+, Safari 12+
  • Image
  • Image Parameters SwitchYes
  • Image Settingssaturation, brightness, sharpness, contrast
  • Day/Night Switchauto
  • Wide Dynamic Range (WDR)120 dB
  • SNR≥ 52 dB
  • DefogDigital defog
  • Image EnhancementBLC,HLC,3D DNR
  • Privacy Maskmask color or mosaic configurable,up to 24 programmable polygon privacy masks
  • Regional FocusYes
  • Regional ExposureYes
  • Interface
  • Ethernet Interface1 RJ45 10/100 M self-adaptive Ethernet port
  • On-board StorageBuilt-in memory card slot, support microSD/microSDHC/microSDXC card, up to 256 GB
  • Alarm1 input(s), 1 output(s)
  • Event
  • Basic EventMotion detection,video tampering alarm,alarm input and output,exception (IP address conflict, HDD full, illegal login, HDD error, network disconnected, Abnormal Reboot)
  • Smart Eventintrusion detection,Line crossing detection,region entrance detection,region exiting detection,unattended baggage detection,object removal detection, Face detection
  • LinkageUpload to FTP/NAS/memory card,notify surveillance center,send email,trigger alarm output,trigger recording,and PTZ actions (such as preset, patrol scan, pattern scan)
  • Smart LinkageManual tracking,panorama tracking
  • General
  • Power12 VDC ± 25%, max. 7 W, PoE (802.3af), Class A, 36 to 57 V, max. 7 W
  • DimensionØ184 mm × 264.2 mm (Ø7.2" × 10.4")
  • WeightApprox. 8 kg (17.64 lb.)
  • MaterialSUS304
  • Operating Condition-30 °C to 60 °C (-22 °F to 140 °F). Humidity 95% or less (non-condensing)
  • Cable Length1.8 m (5.91 ft.)
  • General Functionmirror,password protection,watermark,IP address filter
  • DemistYes
  • Approval
  • EMCFCC (47 CFR Part 15, Subpart B),CE-EMC (EN 55032: 2015, EN 61000-3-2: 2019, EN 61000-3-3: 2013 + A1: 2019, EN 50130-4: 2011 + A1: 2014),RCM (AS/NZS CISPR 32: 2015),IC (ICES-003: Issue 7),KC (KN 32: 2015, KN 35: 2015)
  • SafetyCB (IEC 62368-1: 2014 + A11),CE-LVD (EN 62368-1: 2014/A11: 2017),BIS (IS 13252 (Part 1): 2010/IEC 60950-1: 2005)
  • ProtectionIP68 (IEC 60529-2013),TVS 6000 V lightning protection, surge protection and voltage transient protection
  • Explosion-Proof ProtectionIECEx: IECEx NEP 20.0018X ATEX: SEV 20 ATEX 0415 X 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

Specification

Specification
Camera
  • Image Sensor1/2.8" Progressive Scan CMOS
  • Max. Resolution2560 × 1440
  • Min. IlluminationColor: 0.005 Lux @ (F1.6, AGC ON),B/W: 0.001 Lux @ (F1.6, AGC ON)
  • Shutter Speed1/1 s to 1/30,000 s
  • Day & NightIR cut filter
  • Zoom20 × optical, 16 × digital
  • Slow Shutteryes
Lens
  • Focal Length4.8 to 96 mm
  • FOVHorizontal field of view: 55° to 2.6°, vertical field of view: 30.6° to 1.5°, diagonal field of view: 60.5° to 3.0°
  • FocusAuto,semi-auto,manual
  • ApertureF1.6
  • Zoom SpeedApprox. 2.9 s
PTZ
  • Movement Range (Pan)360° endless
  • Movement Range (Tilt)0° to 90°,auto flip
  • 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 PanYes
  • Presets300
  • Preset FreezingYes
  • Patrol Scan8 patrols, up to 32 presets for each patrol
  • Pattern Scan4 pattern scans, record time over 10 minutes for each scan
  • Park ActionPreset,pattern scan,patrol scan,auto scan,tilt scan,random scan,frame scan,panorama scan
  • 3D PositioningYes
  • PTZ Status DisplayYes
  • Scheduled TaskPreset,pattern scan,patrol scan,auto scan,tilt scan,random scan,frame scan,panorama scan,dome reboot,dome adjust,aux output
  • Power-off MemoryYes
Video
  • Main Stream50 Hz: 25 fps (2560 × 1440, 1920 × 1080, 1280 × 960, 1280 × 720) 60 Hz: 30 fps (2560 × 1440, 1920 × 1080, 1280 × 960, 1280 × 720)
  • Sub-Stream50 Hz: 25 fps (704 × 576, 640 × 480, 352 × 288) 60 Hz: 30 fps (704 × 480, 640 × 480, 352 × 240)
  • Third Stream50 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 Rate32 Kbps to 16384 Mbps
  • H.264 TypeBaseline profile,Main profile,High profile
  • H.265 TypeMain profile
  • Scalable Video Coding (SVC)H.264 and H.265 encoding
  • Region of Interest (ROI)8 fixed regions for each stream
Network
  • ProtocolsTCP/IP,IPv4/IPv6,HTTP,HTTPS,802.1X,QoS,FTP,SMTP,UPnP,SNMP,DNS,DDNS,NTP,RTSP,RTCP,RTP,UDP,IGMP,ICMP,DHCP,PPPoE,Bonjour
  • Simultaneous Live ViewUp to 20 channels
  • APIOpen Network Video Interface (Profile S, Profile G, Profile T),ISAPI,SDK
  • User/HostUp to 32 users. 3 user levels: administrator, operator, and user
  • Securityhost authentication (MAC address),HTTPS encryption,IP address filter,802.1X authentication (EAP-TLS, EAP-LEAP, EAP-MD5),Password protection,complicated password
  • Network StorageNAS (NFS, SMB/CIFS),auto network replenishment (ANR)
  • ClientiVMS-4200,Hik-Connect
  • Web BrowserIE10-11, Chrome 57+, Firefox 52+, Safari 12+
Image
  • Image Parameters SwitchYes
  • Image Settingssaturation, brightness, sharpness, contrast
  • Day/Night Switchauto
  • Wide Dynamic Range (WDR)120 dB
  • SNR≥ 52 dB
  • DefogDigital defog
  • Image EnhancementBLC,HLC,3D DNR
  • Privacy Maskmask color or mosaic configurable,up to 24 programmable polygon privacy masks
  • Regional FocusYes
  • Regional ExposureYes
Interface
  • Ethernet Interface1 RJ45 10/100 M self-adaptive Ethernet port
  • On-board StorageBuilt-in memory card slot, support microSD/microSDHC/microSDXC card, up to 256 GB
  • Alarm1 input(s), 1 output(s)
Event
  • Basic EventMotion detection,video tampering alarm,alarm input and output,exception (IP address conflict, HDD full, illegal login, HDD error, network disconnected, Abnormal Reboot)
  • Smart Eventintrusion detection,Line crossing detection,region entrance detection,region exiting detection,unattended baggage detection,object removal detection, Face detection
  • LinkageUpload to FTP/NAS/memory card,notify surveillance center,send email,trigger alarm output,trigger recording,and PTZ actions (such as preset, patrol scan, pattern scan)
  • Smart LinkageManual tracking,panorama tracking
General
  • Power12 VDC ± 25%, max. 7 W, PoE (802.3af), Class A, 36 to 57 V, max. 7 W
  • DimensionØ184 mm × 264.2 mm (Ø7.2" × 10.4")
  • WeightApprox. 8 kg (17.64 lb.)
  • MaterialSUS304
  • Operating Condition-30 °C to 60 °C (-22 °F to 140 °F). Humidity 95% or less (non-condensing)
  • Cable Length1.8 m (5.91 ft.)
  • General Functionmirror,password protection,watermark,IP address filter
  • DemistYes
Approval
  • EMCFCC (47 CFR Part 15, Subpart B),CE-EMC (EN 55032: 2015, EN 61000-3-2: 2019, EN 61000-3-3: 2013 + A1: 2019, EN 50130-4: 2011 + A1: 2014),RCM (AS/NZS CISPR 32: 2015),IC (ICES-003: Issue 7),KC (KN 32: 2015, KN 35: 2015)
  • SafetyCB (IEC 62368-1: 2014 + A11),CE-LVD (EN 62368-1: 2014/A11: 2017),BIS (IS 13252 (Part 1): 2010/IEC 60950-1: 2005)
  • ProtectionIP68 (IEC 60529-2013),TVS 6000 V lightning protection, surge protection and voltage transient protection
  • Explosion-Proof ProtectionIECEx: IECEx NEP 20.0018X ATEX: SEV 20 ATEX 0415 X 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

Resources

For better user experience, we highly recommend you to update your device to the latest firmware asap.

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