描述
海康威視 DS-2CD2121G0-I(W)(S) 是 2MP 網絡鏡頭，1/2.7 吋 CMOS，最高解像度 1920 × 1080，2.8 mm 鏡頭水平視角 111.6°。香港防盜為安裝商及經銷商，規格以原廠為準。
相關方案：海康威視閉路電視安裝、閉路電視安裝。
Camera
- Image Sensor：1/2.7″ Progressive Scan CMOS
- Max. Resolution：1920 × 1080
- Min. Illumination：Color: 0.005 Lux @ (F1.6, AGC ON), B/W: 0 Lux with IR
- Shutter Time：1/3 s to 1/100,000 s
- Day & Night：IR Cut Filter
- Angle Adjustment：Pan: 0° to 355°, tilt: 0° to 75°, rotate: 0° to 355°
Lens
- Focal Length & FOV：
2.8 mm: horizontal FOV 111.6°, vertical FOV 59.1°, diagonal FOV 133.9°
4 mm: horizontal FOV 91.5°, vertical FOV 46.1°, diagonal FOV 109.8°
6 mm: horizontal FOV 56°, vertical FOV 29.8°, diagonal FOV 65.3°
- Lens Mount：M12
- Focus：Fixed
- Aperture：F1.6
Illuminator
- Supplement Light Range：Up to 30 m
- IR Wavelength：850 nm
Video
- Main Stream：
50 Hz: 25 fps (1920 × 1080, 1280 × 720)
60 Hz: 30 fps (1920 × 1080, 1280 × 720)
- Sub-Stream：
50 Hz: 25 fps (640 × 480, 640 × 360)
60 Hz: 30 fps (640 × 480, 640 × 360)
- Video Compression：
Main stream: H.265+/H.265//H.264+/H.264
Sub-stream: H.265/H.264/MJPEG
- Video Bit Rate：32 Kbps to 8 Mbps
- H.264 Type：Baseline Profile/Main Profile/High Profile
- H.265 Type：Main Profile
- Region Of Interest (ROI)：Support 1 fixed region for main stream
Network
- Protocols：TCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, RTCP, PPPoE, NTP, UPnP™, SMTP, SNMP, IGMP, 802.1X, QoS, IPv6, Bonjour, IPv4, UDP, SSL/TLS
- Simultaneous Live View：Up to 6 channels
- API：Open Network Video Interface, ISAPI
- User/Host：Up to 32 users. 3 levels: administrator, operator and user
- Network Storage：Support Micro SD/SDHC/SDXC card (256 GB), local storage and NAS (NFS, SMB/CIFS), ANR
- Client：iVMS-4200, Hik-Connect, Hik-Central
- Web Browser：
Plug-in required live view: IE 10+
Plug-in free live view: Chrome 57.0+, Firefox 52.0+
Local service: Chrome 57.0+, Firefox 52.0+
Image
- Image Settings：Rotate mode, saturation, brightness, contrast, sharpness and white balance adjustable by client software or web browser
- Day/Night Switch：Day, Night, Auto, Schedule
- Image Enhancement：BLC, 3D DNR
- Wide Dynamic Range (WDR)：120 dB
Interface
- Ethernet Interface：1 RJ45 10 M/100 M self-adaptive Ethernet port
- On-Board Storage：Built-in Micro SD slot, up to 256 GB
- Audio：-S: 1 input (line in), 1 output (line out)
- Alarm：-S: 1 input, 1 output (max. 12 VDC, 30 mA)
- Reset Key：Yes
Event
- Smart Event：Line crossing detection, intrusion detection
- Linkage：Upload to FTP/NAS/memory card, notify surveillance center, send email, trigger recording, trigger capture
General
- Power：
12 VDC ± 25%, 0.4 A, max. 5 W, Ø5.5 mm coaxial power plug
PoE: 802.3af, Class 3, 36 V to 57 V, 0.20 A to 0.15 A, max. 6.5 W
- Dimension：Ø110.8 mm × 84.7 mm (Ø 4.4″ × 3.3″)
- Package Dimension：135 mm × 135 mm × 110 mm (5.3″ × 5.3″ × 4.3″)
Approx. 497 g (1.1 lb.) - With Package Weight：Approx. 597 g (1.3 lb.)
- Startup And Operating Conditions：-30 °C to 60 °C (-22 °F to 140 °F). Humidity: 95% or less (non-condensing)
- Storage Conditions：-30 °C to 60 °C (-22 °F to 140 °F). Humidity: 95% or less (non-condensing)
- Language：33 languages
English, Russian, Estonian, Bulgarian, Hungarian, Greek, German, Italian, Czech, Slovak,
French, Polish, Dutch, Portuguese, Spanish, Romanian, Danish, Swedish, Norwegian,
Finnish, Croatian, Slovenian, Serbian, Turkish, Korean, Traditional Chinese, Thai,
Vietnamese, Japanese, Latvian, Lithuanian, Portuguese (Brazil), Ukrainian
- General Function：One-key reset, anti-flicker, heartbeat, mirror, password protection, privacy mask, watermark, IP address filter
Approval
- EMC：
FCC (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 (KN32: 2015, KN35: 2015)
- Safety：
UL (UL 62368-1)
CB (IEC 62368-1: 2014+A11)
CE-LVD (EN 62368-1: 2014/A11: 2017)
LOA (IEC/EN 60950-1)
BIS (IS 13252 (Part 1): 2010/IEC 60950-1: 2005)
- Environment：
CE-RoHS (2011/65/EU); WEEE (2012/19/EU);
Reach (Regulation (EC) No 1907/2006)
- Protection：
IP67 (IEC 60529-2013)
IK10 (IEC 62262: 2002)
