Kamera PTZ Dahua SDT4E425-8P-GB-APV1
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Kamera PTZ Dahua SDT4E425-8P-GB-APV1

Kamera PTZ Dahua SDT4E425-8P-GB-APV1
Kamera PTZ Dahua SDT4E425-8P-GB-APV1
  • Bendra informacija
  • Vaizdo jutiklisOverview channel: 1/2.7" CMOS; Detail channel: 1/2.8" CMOS
  • PikselisOverview channel: 8 MP; Detail channel: 4 MP
  • Didžiausia raiškaOverview channel: 4096 (H) × 1860 (V); Detail channel: 2560 (H) × 1440 (V)
  • ROMOverview channel: 4 GB; Detail channel: 4 GB
  • RAMOverview channel: 2 GB; Detail channel: 1 GB
  • Elektroninio užrakto greitis1 s–1/30,000 s
  • Skenavimo sistemaProgressive
  • Minimalus apšvietimasOverview channel: 0.005 lux@F1.4 (Color, 30 IRE); 0.0005 lux@F1.4 (B/W, 30 IRE); 0 lux (illuminator on). Detail channel: 0.005 lux@F1.6 (Color, 30 IRE); 0.0005 lux@F1.6 (B/W, 30 IRE); 0 lux (illuminator on)
  • Apšvietimo atstumasOverview channel: 30 m (IR); 30 m (white light). Detail channel: 100 m (IR); 50 m (white light)
  • Apšvietimo valdymasOverview channel: Manual; Auto; Off. Detail channel: Zoom Prio; Manual; Auto; Off
  • Apšvietimo skaičiusOverview channel: 2 (IR light); 2 (White light). Detail channel: 2 (IR light); 2 (Warm light)
  • Židinio nuotolisOverview channel: 2.8 mm; Detail channel: 5 mm–125 mm
  • Didžiausia diafragmaOverview channel: F1.4; Detail channel: F1.6-F3.6
  • Matymo laukasOverview channel: H: 180°; V: 86°. Detail channel: H: 51.9°–3.0°; V: 39.7°–2.2°; D: 63.1°–3.7°
  • Optinis priartinimasOverview channel: NA; Detail channel: 25×
  • Fokusavimo valdymasAuto; manual; semi-auto
  • Artimo fokusavimo atstumasOverview channel: 0.6 m (1.97 ft); Detail channel: 0.1 m–0.5 m (0.33"–1.64")
  • Diafragmos valdymasOverview channel: NA; Detail channel: Auto; manual; iris prio
  • DORI atstumasOverview channel (2.8 mm): Detect 56.0 m, Observe 22.4 m, Recognize 11.2 m, Identify 5.6 m. Detail channel (W): Detect 100.0 m, Observe 40.0 m, Recognize 20.0 m, Identify 10.0 m. Detail channel (T): Detect 2500.0 m, Observe 1000.0 m, Recognize 500.0 m, Identify 250.0 m
  • Pasukimo/pakreipimo diapazonasPan: 0° to 360° endless; Tilt: –15° to +90°, auto flip 180°
  • Manual Control SpeedPan: 0.1°/s–180°/s; Tilt: 0.1°/s–90°/s
  • Preset SpeedPan: 0.1°/s–180°/s; Tilt: 0.1°/s–90°/s
  • Preset300
  • Tour8 (up to 32 presets per tour)
  • Pattern5
  • Scan5
  • Išjungimo atmintisYes
  • Idle MotionPreset; Pattern; Tour; Scan
  • IVS (Perimetro apsauga)Tripwire; intrusion; crossing fence detection; loitering detection; abandoned/missing object; fast moving; parking detection; people gathering; human alarm classification; linkage tracking
  • SMDSMD 4.0
  • Light WarningRed-Blue light warning; Flash duration: 5 s–30 s; Flash frequency: high, medium, low
  • Sound Warning11 sound alarms + 10 custom alarms importable; volume adjustable 0%–100%; play times 1–10
  • Vaizdo glaudinimasSmart H.265+; H.265; Smart H.264+; H.264B; H.264M; H.264H; MJPEG (Sub Stream 1)
  • Transliavimo galimybės3 streams
  • RaiškaOverview channel: 8M (4096 × 1860); 2M (2048 × 928); 1080p; 720p; 1024 × 448; D1; VGA; CIF. Detail channel: 4M (2560 × 1440); 3M (2304 × 1296); 1080p; 1.3M; 720p; D1; VGA; CIF
  • Vaizdo kadrų dažnisOverview channel: Main stream 4096 × 1860 @(1–25/30 fps); Sub stream 1: 1024 × 448/D1/VGA/CIF @(1–25/30 fps); Sub stream 2: 2048 × 928/1080p/1.3M/720p @(1–25/30 fps). Detail channel: Main stream 4M/3M/1080p/1.3M/720p @(1–25/30 fps); Sub stream 1: D1/VGA/CIF @(1–25/30 fps); Sub stream 2: 1080p/1.3M/720p @(1–25/30 fps)
  • Bitų dažnio valdymasCBR/VBR
  • Vaizdo bitų dažnisOverview channel: H264: 128 kbps–16,384 kbps; H265: 51 kbps–13,312 kbps. Detail channel: H264: 96 kbps–16,384 kbps; H265: 38 kbps–10,240 kbps
  • Diena/naktisOverview channel: Auto; Color; B/W; Electronic. Detail channel: Auto; Color; B/W; Electronic
  • BLCYes
  • WDROverview channel: DWDR; Detail channel: 120 dB
  • HLCYes
  • Baltos spalvos balansasOverview channel: Auto; indoor; outdoor; tracking; manual; sodium lamp; natural light; street lamp. Detail channel: Auto; indoor; outdoor; tracking; manual; sodium lamp; natural light; street lamp
  • Stiprinimo valdymasOverview channel: Auto; manual; gain prio. Detail channel: Auto; manual; gain prio
  • Triukšmo mažinimasOverview channel: 2D NR; 3D NR. Detail channel: Auto: 2D NR; 3D NR
  • Judesio aptikimasYes
  • Intereso sritisYes
  • Vaizdo stabilizavimasOverview channel: NA. Detail channel: Electronic Image Stabilization (EIS)
  • Rūko šalinimasOverview channel: Electronic. Detail channel: Electronic
  • Skaitmeninis priartinimasOverview channel: NA; Detail channel: 16×
  • Vaizdo pasukimasOverview channel: NA; Detail channel: 180
  • Signalas/triukšmo santykisOverview channel: ≥55 dB; Detail channel: ≥55 dB
  • Garso glaudinimasPCM, G.711A, G.711Mu, G.726, MPEG2-Layer2, G.722.1, G.729
  • Tinklo prievadasRJ-45 (100/1,000 Base-T)
  • ProtokolaiHTTP; HTTPS; TCP/IP; IPv4; RTSP; UDP; SMTP; NTP; DHCP; DNS; DDNS; IPv6; 802.1x; SSL; QoS; FTP; UPnP; ICMP; SNMP; IGMP; ARP; RTCP; RTP; P

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