HIK VISION DS-2CD7255F-EIZHS Manuale utente

Hikvision Technical Manual

Network Camera

Technical Manual

Hikvision Technical Manual

Notices

The information in this documentation is subject to change without notice and does not represent any

commitment on behalf of HIKVISION. HIKVISION disclaims any liability whatsoever for incorrect data

that may appear in this documentation. The product(s) described in this documentation are furnished

subject to a license and may only be used in accordance with the terms and conditions of such license.

This documentation is issued in strict confidence and is to be used only for the purposes for

which it is supplied. It may not be reproduced in whole or in part, in any form, or by any means or

be used for any other purpose without prior written consent of HIKVISION and then only on the

condition that this notice is included in any such reproduction. No information as to the contents or

subject matter of this documentation, or any part thereof, or arising directly or indirectly therefrom,

shall be given orally or in writing or shall be communicated in any manner whatsoever to any third party

being an individual, firm, or company or any employee thereof without the prior written consent of

HIKVISION. Use of this product is subject to acceptance of the HIKVISION agreement required to use

this product. HIKVISION reserves the right to make changes to its products as circumstances may

warrant, without notice.

This documentation is provided “as-is,” without warranty of any kind.

Please send any comments regarding the documentation to:

overseabusiness@hikvision.com

Find out more about HIKVISION at www.hikvision.com

Hikvision Technical Manual

DS-2CD7255F-E(I)Z(H)(S)

Key Features

Up to 2 megapixel resolution, real time video at FULL HD 1080p

Standard video compression with high compression ratio

Progressive scan CMOS

Support dual stream, and the sub-stream for mobile surveillance

Support 3D DNR (Digital Noise Reduction)

Motorized VF lens

Two-way audio

Low Illumination

PoE (Power over Ethernet)

Auto-iris, electronic shutter for different surveillance environments

Support analog video output for adjustment and installation

3-axis (pan/tilt/rotation) positioning allows adjustment for optimum camera rotation and position

Ingress Protection level: IP66

Impact Protection: IEC60068-2-75 test, Eh, 50J; EN50102, up to IK10

Other functions: heartbeat, PTZ control, alarm, reset button, mirror, etc.

Specification

Model

Parameter

DS-2CD7255F-E(I)Z(H)(S)

2 Megapixel CMOS Weather-proof Vandal-Proof Network Dome Camera

Camera

Image Sensor

1/3” Progressive Scan CMOS

Min. Illumination

0.05 Lux @(F1.2,AGC ON)

0.08 Lux @(F1.6,AGC ON)

0 Lux with IR

Hikvision Technical Manual

Shutter Speed

1/25 s to 1/100,000 s

Lens

2.7 –9 mm @ F1.6

Angle of view: 101°- 30.4°

Lens Mount

Φ14

Auto-iris

DC drive

Angle Adjustment

Pan: 0 - 355°, Tilt: 0 - 80°, Rotation: 0 - 355°

Day & Night

Electronic (-I: IR cut filter with auto switch)

Digital Noise

Reduction

3D DNR

Compression Standard

Video

Compression

H.264/MPEG4/MJPEG

Video Bit Rate

32 Kbps –16 Mbps

Audio

Compression

-S: G.711/G.726

Audio Bit Rate

64Kbps(G.711) / 16Kbps(G.726)

Dual Stream

Yes

Image

Max. Resolution

1920 × 1080

Frame Rate

50 Hz: 25 fps (1920 × 1080)

60 Hz: 30 fps (1920 × 1080)

Image Settings

Saturation, Brightness, Contrast adjustable by client software or web browser

Network

Network Storage

NAS (iSCSI optional)

Alarm Trigger

Motion detection, Tampering alarm, Network disconnect, IP address conflict,

Storage exception

Protocols

TCP/IP, HTTP, DHCP, DNS, DDNS, RTP, RTSP, PPPoE, SMTP, NTP,UPnP,

ICMP,IGMP,SNMP, FTP, 802.1x, QoS, HTTPS ( SIP,SRTP,IPv6 optional )

Security

User Authentication, Watermark

Interface

Communication

Interface

1 RJ45 10M/100M Ethernet interface

Video Output

1Vp-p composite output (75 Ω/RCA, for lens adjustment when installation)

On-board storage

Built-in SD/SDHC slot, up to 32 GB

Reset Button

Yes

General

Operating

Conditions

-25 °C - 60 °C (-13 °F –140 °F)

Humidity 95% or less (non-condensing)

-H: -40 °C –60 °C (-40 °F –140 °F) with heater and fan on

Power Supply

24 V AC ± 10%

PoE (802.3af)

Hikvision Technical Manual

-H:

24 V AC ± 10%

High PoE (802.3at)

Power

Consumption

Max. 9 W

-I: Max. 12W

-H: Max. 24W with heater on

Impact Protection

IEC60068-2-75Eh, 50J; EN50102, up to IK10

Ingress Protection

level

IP66

IR Range

-I: Approx. 20 to 30 meters(65.6-98.4ft)

Dimensions

Φ 159.8 × 146 mm (Φ 6.29” × 5.75”)

Weight

2100 g (4.62 lbs)

* “-S” series support 1-ch audio interface, 2-ch alarm interface and 1-ch RS-485 interface

* “-H” series support heater

* “-Z” is equipped with Motorized VF lens

Order Models

DS-2CD7255F-EZ, DS-2CD7255F-EIZ, DS-2CD7255F-EZH, DS-2CD7255F-EZHS

DS-2CD7255F-EZS, DS-2CD7255F-EIZH, DS-2CD7255F-EIZS, DS-2CD7255F-EIZHS

Dimensions

Unit: mm

Hikvision Technical Manual

Accessories

Lifting Mount Wall Mount

DS-1248ZJ DS-1217ZJ

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