HIK VISION DS-2CD7255F-EIZHS User manual

Hikvision Technical Manual
©2006 –2012 by HIKVISION. All rights reserved.
1
Network Camera
Technical Manual

Hikvision Technical Manual
©2006 –2012 by HIKVISION. All rights reserved.
2
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.
Copyright © 2006-2012 by HIKVISION. All rights reserved.
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:
[e-mail]
Find out more about HIKVISION at www.hikvision.com

Hikvision Technical Manual
©2006 –2012 by HIKVISION. All rights reserved.
3
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
©2006 –2012 by HIKVISION. All rights reserved.
4
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
©2006 –2012 by HIKVISION. All rights reserved.
5
-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
©2006 –2012 by HIKVISION. All rights reserved.
6
Accessories
Lifting Mount Wall Mount
DS-1248ZJ DS-1217ZJ