Dahua DH-IPC-HFW2431S-S-S2 4MP Lite IR Fixed-focal Bullet 2.8 to 3.6

Camera

Image Sensor

1/3” 4Megapixel progressive CMOS

Max. Resolution

2688 (H) × 1520 (V)

ROM

128 MB

RAM

128 MB

Scanning System

Progressive

Electronic Shutter Speed

Auto/Manual 1/3 s–1/100000 s

S/N Ratio

> 56 dB

Min. Illumination

0.008 Lux@F1.6

Illumination Distance

30 m (98.43 ft)

Illuminator On/Off Control

Auto/Manual

Illuminator Number

1 (IR LED)

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:
Horizontal:102.0° × Vertical 55.0° × Diagonal 121.0°

3.6 mm :
Horizontal 84.0° × Vertical 45.0° × Diagonal 100.0°

Iris Type

Fixed

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

IVS

Tripwire; intrusion

Video

Video Compression

H.265; H.264; H.264B; MJPEG(only supported

by sub stream)

Smart Codec

Smart H.265+/ Smart H.264+

Video Frame Rate

Main stream: