4 MP IP camera Dahua DH-IPC-HFW2431SP-S-S2

4 MP IP camera Dahua DH-IPC-HFW2431SP-S-S2

Dahua DH-IPC-HFW2431SP-S-S2 IP camera has 4 megapixel; Matrix: 1/3″ Progressive Scan CMOS; Compression: H.264 / H.264+ / Н.265 / MJPEG; Lens: f = 2.8 mm (viewing angle 102°); Record: main stream 4 MP – (1-25 fps), add. stream D1 – (1-25 fps); smart IR illumination up to 30 m; Storage method: NAS, PC, microSD up to 256GB; Power supply DC 12 V / PoE (802.3af).

Technical Specification
Camera
Image Sensor 1/3” 4Megapixel progressive CMOS
Effective Pixels 2688 (H) × 1520 (V)
ROM 128 MB
RAM 128 MB
Scanning System Progressive
Electronic Shutter Speed Auto/Manual 1/3 s–1/100000 s
Min. Illumination 0.008 Lux@F1.6
IR Distance 30 m (98.43 ft)
IR On/Off Control Auto/Manual
IR LEDs Number 1
Pan/Tilt/Rotation Range
Pan: 0°–360°
Tilt: 0°–90°
Rotation: 0°–360°

Lens
Lens Type Fixed-focal
Mount Type M12
Focal Length 2.8 mm
3.6 mm
Max. Aperture F1.6
F1.6
Field of View
2.8 mm:
Pan: 102.0°
Tilt: 55.0°
Diagonal: 121.0°
3.6 mm :
Pan: 84.0°
Tilt: 45.0°
Diagonal: 100.0°
Iris Type Fixed aperture
Close Focus Distance 2.8 mm: 0.9 m (2.95 ft)
3.6 mm: 1.6 m (3.61 ft)
DORI
Distance
Lens Detect Observe Recognize Identify
2.8 mm 56 m
(183.73 ft)
22.4 m
(73.49 ft)
11.2 m
(36.75 ft)
5.6 m
(18.37 ft)
3.6 mm 80 m
(262.47 ft)
32.0 m
(104.99 ft)
16.0 m
(52.49 ft)
8.0 m
(26.25 ft)
Smart event
General IVS Analytics Tripwire; intrusion
Video
Video Compression H.265; H.264; H.264B; MJPEG
Smart Codec Yes
Video Frame Rate
Main stream:
2688 × 1520 (1 fps-20 fps)
2560 × 1440 (1 fps-25/30 fps)
Sub stream:
704 × 576 (1 fps-25 fps)
704 × 480 (1 fps-30 fps)
Stream Capability 2 stream

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