Camera IP Speed Dome hồng ngoại 2.0 Megapixel HIKVISION DS-2DF7284-AEL

Image sensor

1/2.8 inch Progressive Scan CMOS

Effective pixel

2230K pixels

Min. Illumination

Color: 0.4lux (F1.6, 1/30 sec, 50 IRE, AGC on); 0.05lux (F1.6, 1/1 sec, 50 IRE, AGC on); 0 lux with IR. B/W: 0.03lux (F1.6, 1/30 sec, 50 IRE, AGC on); 0.005lux  (F1.6, 1/1 sec, 50 IRE, AGC on); 0 lux with IR

White balance

Auto/ Manual/ ATW/ Indoor/ Outdoor/ Daylight lamp/ Sodium lamp

AGC

Auto/ Manual

S/N ratio

≥ 50dB

Digital noise reduction

3D DNR

Backlight compensation

HLC/ BLC

Wide dynamic range

Digital WDR

Day & Night

IR Cut Filter

Digital zoom

16X

Privacy masking

24 privacy masks programmable, optional multiple colors and mosaics

Focus mode

Auto/ Semiautomatic/ Manual

Enhancement

Defog

Focal length

4.7 ~ 94mm, 20x optical zoom

Zoom speed

Approx. 2.7s (Optical Wide-Tele)

Angle of view

58.3 ~ 3.2 degree (Wide-Tele)

Min. Working distance

10 ~ 1500mm (Wide-Tele)

Aperture range

F1.6 ~ F3.5

Smart tracking

Support

Pan/ Tilt range

Pan: 360° endless; Tilt: -2° ~ 90° (auto flip)

Pan / Tilt speed

Pan Manual Speed: 0.1° ~ 160°/s, Pan Preset Speed: 240°/s. Tilt Manual Speed: 0.1° ~ 120°/s, Tilt Preset Speed: 200°/s

Proportional zoom

Rotation speed can be adjusted automatically according to zoom multiples

Number of preset

256

Patrol

8 patrols, up to 32 presets per patrol

Pattern

4 patterns, with the recording time not less than 10 minutes per pattern

Power-off memory

Support

Park action

Preset/ Patrol/ Pattern/ Pan scan/ Tilt scan/ Random scan/ Frame scan/ Panorama scan

PTZ position display

Support

Preset freezing

Support

Scheduled task

Preset/ Patrol/ Pattern/ Pan scan/ Tilt scan/ Random scan/ Frame scan/ Panorama scan/ Dome reboot/ Self-test action/Alarm output

Smart IR

Support

IR distance

Up to 150m

IR intensity

Automatically adjusted, depending on the zoom ratio

Alarm input

7 inputs

Alarm output

2 relay outputs, alarm response actions configurable

Alarm trigger

Motion detection, Audio Exception Detection, Dynamic analysis, Tampering alarm, Network disconnect, IP address conflict, Storage exception

Alarm action

Preset, Patrol, Pattern, SD/SDHC card recording, Relay output, Notification on Client

Video output

1.0V[p-p]/ 75Ω, NTSC (or PAL) composite, BNC

Audio input

1 Mic in/Line in interface. Line input: 2-2.4V[p-p]; output impedance: 1KΩ, ±10%

Audio output

1 Audio output interface. Line level, impedance: 600Ω

Ethernet

10Base-T/ 100Base-TX, RJ45 connector

Max. image resolution

1920 x 1080

Frame rate

50Hz: 25 fps (1920 x 1080), 25 fps (1280 x 960), 25 fps (1280 x 720). 60Hz: 30 fps (1920 x 1080), 30 fps (1280 x 960) , 30 fps (1280 x 720)

Image compression

H.264/ MJPEG/ MPEG4, H.264 encoding with Baseline/ Main/ High profile

Audio compression

G.711u / G.711a / G.726 / MP2L2

Simultaneous live view

Up to 10

Streams

Triple streams

SD memory card

Built-in SD/SDHC/SDXC Slot, up to 128GB, support manual/ alarm/ edge recording

Application programming

Open-ended API, support Onvif, PSIA and CGI

RS-485 protocols

HIKVISION, Pelco-P, Pelco-D, self-adaptive

Power

24VAC

Protection level

IP66, TVS 4000V lightning protection, surge protection and voltage transient protection

Dimensions

Φ245 x 399mm

Weight

5.5kg