Description
Technical characteristics
- 1/2.8" CMOS Sensor
- 4MP maximum resolution (2560×1440)
- Automatic day/night mode with ICR, color and black and white
- Minimum illumination 0.05 lux at F1.6 in color, 30 IRE
- Minimum illumination 0.005 lux at F1.6 in black and white, 30 IRE
- 0 lux with illuminator on
- IR illumination up to 30m
- Up to 30m in warm light
- Manual, automatic and off illumination control
- 2 IR and warm light illuminators
- 2.8mm fixed optics
- Maximum aperture F1.6
- Viewing angle of 94° horizontally, 51° vertically and 110° diagonally
- Minimum focus distance of 1.2m
Video
- Smart H.265+, H.265, Smart H.264+, H.264B, H.264M, H.264H and MJPEG compression on sub-stream
- Stream 1: 4M, 1080P, 720P and 640 × 360 at 1~25/30 fps
- Stream 2: 640 × 360 and QVGA at 1~25/30 fps
- Resolutions 4M (2560×1440), 1080P (1920×1080), 720P (1280×720), 640 × 360 and QVGA (320×240)
- CBR and VBR bitrate control
- H.264 bitrate from 16 kbps to 8192 kbps
- H.265 bitrate from 6 kbps to 8192 kbps
Functions
- BLC, HLC and WDR 120 dB
- Automatic white balance, indoor, outdoor, tracking, manual, sodium lamp, natural light and street lamp
- Automatic and manual gain control
- 2D NR and 3D NR noise reduction
- Motion detection
- ROI
- Electronic defogging
- Image rotation at 180
- Privacy with 4 zones
Smart Functions
- IVS perimeter protection with line crossing and intrusion
- People detection
- Vehicle detection
- Active deterrence with warm light warning
- Flash duration configurable from 5s to 30s
- Flash frequency configurable in high, medium and low levels
- Audible warning with custom voice import
- Configurable volume from 0% to 100
- Configurable playback from 1 to 10 times
- Abnormal sound alarm
Positioner
- Horizontal movement from 0° to 345
- Vertical movement from 0° to 90
- Horizontal manual speed from 0.1°/s to 37.66°/s
- Vertical manual speed from 0.1°/s to 32.61°/s
- Horizontal preset speed from 0.1°/s to 37.19°/s
- Vertical preset speed from 0.1°/s to 30.82°/s
- 50 presets
- Power-off memory
- Rest movement with preset and home position from DMSS
- PTZ lock
Audio
- Built-in microphone
- Built-in speaker
- Two-way audio
- PCM, G.711A, G.711Mu and G.726 audio compression
- 1 audio input via built-in microphone
- 1 audio output via built-in speaker
Alarms
- Alarm link with capture, preset, recording, audio and email sending
- Motion, video tampering, audio detection, network disconnection and IP address conflict alarms.
Network
- RJ45 10/100 Base-T port
- HTTP, HTTPS, TCP/IP, IPv4, RTSP, UDP, DHCP, DNS, DDNS, IPv6, SSL, ARP, RTCP, RTP and IP filtering protocols
- CGI, SDK and ONVIF Profile S and Profile T interoperability
- Unicast and multicast streaming method
- 20 users with a total bandwidth of 64M
- IE 7 and above, Chrome, Firefox and Safari browsers
- Smart PSS, DMSS, Player, ConfigTool, NVR and Smart Player software
- iOS and Android mobile client
- FTP storage
Power Supply
- 12V DC 1.0A ±10% power supply
- 802.3af PoE
- Basic power consumption of 3 W at 12 VDC
- Maximum consumption of 11 W at 12 VDC with illumination, speaker and PTZ operation
- Basic power consumption of 4 W via PoE
- Maximum power consumption of 12 W via PoE with illuminator, speaker and PTZ operation
- Optional power adapter
Environment
- Operating temperature -30°C to +55°C (-30°F to +55°F)
- Operating humidity up to 95% operating humidity
- IP66 protection
- TVS 2000 V lightning protection
- Surge protection
- Voltage transient protection
Physical characteristics
- Ceiling installation
- Dimensions 128.4 mm × Φ127.3 mm
- Net weight 0.41 kg
- Gross weight 0.5 kg
Content
- Dahua Entry PTZ IP Dome DAHUA-5248 (DH-IPC-PT1439HP-PV-0280B)
Certifications and standards
- EN 62368-1
- EN 55032
- EN 61000-3-3
- EN IEC 61000-3-2
- EN 50130-4
- EN 55035