Hikvision DS-2DF8C442IXG-ELW 為4 MP 42 × Network IR Speed Dome，HKEZIT 提供原廠行貨連保養、上門安裝、調試及使用教學一站式服務。詳細規格以下方原廠 Datasheet 欄位為準，歡迎聯絡我們查詢 DS-2DF8C442IXG-ELW 香港價格連安裝報價。
| 影像感測器 | 1/1.8" progressive scan CMOS |
|---|---|
| 最低照度 | Color: 0.001 Lux @ (F1.2, AGC ON), B/W: 0.0005 Lux @ (F1.2，AGC ON), 0 Lux with IR |
| 快門速度 | 1/1 s to 1/30,000 s |
| 慢快門 | Yes |
| Day ＆ Night | IR cut filter |
| 變焦 | 42x optical, 16x digital |
| 最大解像度 | 2560 × 1440 |
| 對焦 | Auto, semi-auto, manual, rapid focus |
| 焦距 | 6.0 mm to 252 mm |
| 變焦速度 | Approx. 4.5 s Horizontal field of view: 56.6° to 1.7° (wide-tele), |
| 視場角 FOV | Vertical field of view: 33.7° to 0.9° (wide-tele), Diagonal field of view: 63.4° to 1.9° (wide-tele) |
| 光圈 | Max. F1.2 |
| 補光類型 | IR |
| 補光距離 | up to 400 m |
| 智能補光 | Yes |
| 水平旋轉 | 360°，Smart Pan-Tilt Correction |
| 垂直旋轉 | -20° to 90° (auto flip)，Smart Pan-Tilt Correction |
| 水平速度 | Pan speed: configurable from 0.1° to 210°/s; preset speed: 280°/s |
| 垂直速度 | Tilt speed: configurable from 0.1° to 150°/s, preset speed 250°/s |
| 比例變倍 | Yes |
| 預置位 | 300 |
| 巡航掃描 | 8 patrols, up to 32 presets for each patrol |
| 花樣掃描 | 4 pattern scans, record time over 10 minutes for each scan |
| 斷電記憶 | Yes Preset, pattern scan, patrol scan, auto scan, tilt scan, random scan, frame scan, Park Action panorama scan 3D Positioning Yes |
| PTZ 狀態顯示 | Yes |
| 預置位凍結 | Yes Preset, pattern scan, patrol scan, auto scan, tilt scan, random scan, frame scan, Scheduled Task panorama scan, dome reboot, dome adjust, aux output 50 Hz: 25 fps (2560 × 1440, 1920 × 1080, 1280 × 960, 1280 × 720); 60 Hz: 30 fps (2560 × 1440, 1920 × 1080, 1280 × 960, 1280 × 720) 50 Hz: 25 fps (704 × 576, 640 × 480, 352 × 288) 60 Hz: 30 fps (704 × 480, 640 × 480, 352 × 240) 50 Hz: 25 fps (1920 |
| 視頻壓縮 | Sub-stream: H.265/H.264/MJPEG Third stream: H.265/H.264/MJPEG |
| 視頻碼率 | 32 Kbps to 16384 Kbps |
| H.264 類型 | Baseline Profile/Main Profile/High Profile |
| H.265 類型 | Main Profile |
| SVC 分級編碼 | H.264 and H.265 encoding |
| 感興趣區域 ROI | 8 fixed regions for each stream |
| 音訊壓縮 | G.711alaw, G.711ulaw, G.722.1, G.726, MP2L2, PCM，AAC_LC 64 Kbps (G.711)/16 Kbps (G.722.1)/16 Kbps (G.726)/32 to 192 Kbps (MP2L2)16 Kbps to 64 Kbps(AAC_LC) |
| 網絡儲存 | NAS (NFS, SMB/ CIFS), ANR IPv4/IPv6, HTTP, HTTPS, 802.1x, QoS, FTP, SMTP, UPnP, SNMP, DNS, DDNS, NTP, RTSP, RTCP, RTP, TCP/IP, UDP, IGMP, ICMP, DHCP, PPPoE, Bonjour，WebSocket，WebSockets ISUP, ISAPI, Hikvision SDK, Open Network Video Interface (Profile S, Profile G, Profile T)，OTAP |
| 同時取流 | Up to 20 channels |
| 用戶管理 | Up to 32 users 3 user levels: administrator, operator, and user Password protection, complicated password, HTTPS encryption, 802.1X authentication (EAP-TLS, EAP-LEAP, EAP-MD5), watermark, IP address filter, basic and digest authentication for HTTP/HTTPS, RTP/RTSP over HTTPS, control timeout settings, security audit log, TLS 1.3, host authentication (MAC address) |
| 客戶端 | HikCentral, iVMS-4200, Hik-Connect |
| 瀏覽器 | IE11, Chrome 57.0+, Firefox 52.0+, Safari 11+ |
| 日夜模式 | Day, night, auto, scheduled-switch |
| 影像增強 | BLC, HLC, 3D DNR |
| 寬動態 WDR | 140 dB |
| 除霧 | Yes |
| 防抖 | EIS (Built-in gyroscope to improve EIS performance) |
| Regional Exposure | Yes |
| Regional Focus | Yes Saturation, brightness, contrast, sharpness, gain, and white balance adjustable by client software or web browser |
| 圖像參數切換 | Yes |
| 隱私遮蔽 | Up to 24 masks, mosaic mask, mask color configurable, rectangle region |
| 信噪比 SNR | ≥ 52 dB |
| Video Output | 1.0 V[p-p]/75 Ω, PAL, NTSC, BNC connector |
| 網絡接口 | 1 RJ45 10M/100M self-adaptive Ethernet port Built-in memory card slot, support microSD/microSDHC/microSDXC cards, up to 256 |
| 警報 | 7 inputs, 2 outputs 1 input (line in), max. input amplitude: 2-2.4 vpp, input impedance: 1 KΩ ± 10%; 1 output (line out), line level, output impedance: 600 Ω |
| RS-485 | Half duplex, HIKVISION, Pelco-P, Pelco-D, self-adaptive Upload to FTP/NAS/memory card,notify surveillance center,send email,trigger alarm |
| 聯動方式 | output,trigger recording,audible warning,and PTZ actions (such as preset, patrol scan, pattern scan) |
| 基本事件 | motion detection, video tampering alarm, alarm input, alarm output, exception Line crossing detection, region entrance detection, unattended baggage detection, |
| 智能事件 | object removal detection, intrusion detection, region exiting detection, vandal-proof alarm, audio exception detection |
| Smart Tracking | Manual tracking, auto-tracking Support detecting up to 30 faces at the same time. Support detecting, tracking, |
| 人臉抓拍 | capturing, grading, selecting of face in motion, and output the best face picture of the face |
| Face Comparison | Yes Line crossing, intrusion, region entrance, region exiting Support alarm triggering by specified target types (human and vehicle) Support vehicle detection (license plate number,vehicle model, and vehicle color recognition) |
| 工作環境 | Temperature: -40°C to 70°C (-40°F to 158°F), Humidity: ≤ 95% 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), Ukraini |
| Power Consumption and | 24 VAC (Max. 62 W, including max. 12 W for IR and max. 8 W for heater), PoE 802.3 bt |
| Current | (Max. 51 W, including max. 12 W for IR and max. 8 W for heater) |
| Wiper | Yes. Rain-sensing auto control |
| 尺寸 | Ø 267 mm × 430 mm (Ø 10.51" × 16.93") |
| 重量 | Approx. 9.6 kg (21.16 lb.) FCC SDoC (47 CFR Part 15, Subpart B); CE-EMC (EN 55032: 2015, EN 61000-3-2: 2019, EN 61000-3-3: 2013, EN 50130-4: 2011 +A1: 2014); RCM (AS/NZS CISPR 32: 2015); IC VoC (ICES-003: Issue 6, 2019); KC (KN 32: 2015, KN 35: 2015) UL (UL 62368-1) CB (IEC 60950-1:2005 + Am 1:2009 + Am 2:2013, IEC 62368-1:2014); |
| Safety | CE-LVD (EN 62368-1:2014+A11:2017), BIS (IS 13252(Part 1):2010+A1:2013+A2:2015); LOA (SANS IEC60950-1) CE-RoHS (2011/65/EU); WEEE (2012/19/EU); Reach (Regulation (EC) No 1907/2006) IP67 Standard, IK10 (IEC 62262:2002), 6000V Lightning Protection, Surge Protection Protection and Voltage Transient Protection |
| DORI 偵測距離 | Detect Observe Recognize Identify |
| Definition | 25 px/m 63 px/m 125 px/m 250 px/m |
| Distance (Tele) | 2372.4 m(7783.4 ft) 941.4 m(3088.5 ft) 474.5 m(1556.7 ft) 237.2 m(778.2 ft) |
* 規格以原廠最新 Datasheet 為準。
下載完整PDF規格書 →
Ø 267 mm × 430 mm (Ø 10.51" × 16.93")｜重量 Approx. 9.6 kg (21.16 lb.) FCC SDoC (47 CFR Part 15, Subpart B); CE-EMC (EN 550
DS-2DF8C442IXG-ELW Hikvision 4 MP 42 × Network IR Speed Dome亦適合以下專業服務機構使用，保安同合規要求同一般商鋪唔一樣，歡迎查詢度身方案。
HKEZIT 提供原廠行貨連保養，DS-2DF8C442IXG-ELW 原廠行貨連保養，提供上門評估、安裝、調試及使用教學一站式服務，全港 32 區均有服務。
支援 PoE 供電時一條網線同時傳輸數據與電力，無需另行鋪設電源線；詳細供電規格請參閱上方規格表，安裝時我們會按現場環境設計走線。
儲存時間取決於解像度、碼率及硬碟容量，配合 H.265+ 壓縮可大幅延長；透過 Hik-Connect App 可隨時遠程實時監看及回放，無需固定 IP。
兩者主要規格分別：影像感測器方面，DS-2DF8C442IXG-ELW 係 1/1.8" progressive scan CMOS，DS-2XE6885G0-ILZHS 係 1/2″ Progressive Scan CMOS；快門速度方面，DS-2DF8C442IXG-ELW 係 1/1 s to 1/30,000 s，DS-2XE6885G0-ILZHS 係 1 s to 1/100,000 s；最大解像度方面，DS-2DF8C442IXG-ELW 係 2560 × 1440，DS-2XE6885G0-ILZHS 係 3840 × 2160。實際邊個型號更適合，需視乎現場環境同需求而定，可先比較 DS-2XE6885G0-ILZHS 詳細規格，或直接聯絡我們免費現場評估，由工程師建議最合適方案。
HKEZIT 提供 DS-2DF8C442IXG-ELW 原廠行貨連保養，安裝後如有故障可直接聯絡我們安排上門維修，毋須自行聯絡原廠。詳情請參閱CCTV 監控安裝工程頁面或聯絡我們查詢保養範圍。
HKEZIT 於全港各區提供 DS-2DF8C442IXG-ELW Hikvision 4 MP 42 × Network IR Speed Dome供貨連專業安裝服務（裝CAM、裝CCTV、裝監控），熱門地區包括：大圍CCTV 閉路電視安裝、大埔CCTV 閉路電視安裝、大角咀CCTV 閉路電視安裝、將軍澳CCTV 閉路電視安裝、尖沙咀CCTV 閉路電視安裝、屯門CCTV 閉路電視安裝、旺角CCTV 閉路電視安裝、柴灣CCTV 閉路電視安裝。港島、九龍、新界全港 32 區均有上門安裝，歡迎聯絡我們查詢 DS-2DF8C442IXG-ELW 香港價格連安裝報價。
DS-2DF8C442IXG-ELW Hikvision 4 MP 42 × Network IR Speed Dome適合多種場景使用，以下為部分常見安裝場景，歡迎查詢是否適合您的現場環境。
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