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VPort 251 New!
Full motion, 1-channel MJPEG/MPEG4 Video Encoder
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Compress analog video/audio signals into MJPEG/MPEG4 video stream
Video stream up to 30 frames/sec at full D1 (720 x 480) resolution
2-way (1 in, 1 out) audio supported
Transparent PTZ Control for using legacy PTZ control panel or keyboard
Loop-through power output for powering an analog camera
Free VPort SDK PLUS and 4-channel video surveillance software
 
 
Introduction
 

The VPort 251 is a high performance, 1-channel video encoder with compact form factor that is suitable for installation in a variety of locations, including outdoor camera cabinets. To make installation easier, the VPort 251 supports both panel mounting and DIN-Rail mounting (with DK-35A accessory), and 1 loop-through power output for powering an analog camera. In addition, the VPort 251 provides up to full D1, full frame rate video performance (NTSC: 720 x 480 up to 30 FPS; PAL: 720 x 576 up to 25 FPS) and supports both MJPEG or MPEG4, making it especially well suited for use with distributed video surveillance systems. A 2-way audio function is also provided for the convenience of real-time communication between system administrators located at the central site, and engineers in the field.

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Features
High Performance Video/Audio Networking Solution
  Works with NTSC/PAL analog video cameras
  MJPEG/MPEG4 video compression technologyn
  1 BNC video input
  1 audio input and 1 audio output for 2-way voice communication
  Standard RTSP (real-time streaming protocol) for easy integration
  Multicast (IGMP) protocols for efficient network transmission
  QoS (ToS) for setting video data priority in network traffic
  Built-in web server and RS-232 console for remote access and configuration
  1 auto-sensing 10/100BaseT(X) Ethernet port
  TCP, UDP, and HTTP network transmission modes
  Simultaneous access for up to 10 clients
  Configure video quality for CBR (constant bit rate) or VBR (variable bit rate)
  Full D1, 4CIF, VGA, CIF, and QVGA video resolutions supported
  Timestamp and text overlay supported
  1 RS-232/RS-422/RS-485 COM port for controlling a PTZ (PAN/TILT/ZOOM) motorized camera
  Supports Transparent PTZ control for cameras controlled by legacy PTZ control panel or keyboard
  DDNS, UPnP and IP filtering supported
Intelligent Alarm Triggered Capability
  Built-in 3-area selectable Video Motion Detection (VMD)
  Equipped with 1 DI and 1 Relay (DO) for external sensor and alarm
  Video loss alarm supported
  Pre, trigger, and post alarm snapshot images provided
  Sequential snapshot images supported
  Messages with recorded video and snapshot images can be sent via FTP and email
  HTTP action setting for alarm messages sent by HTTP event server
  Alarm schedule setting capability
Convenient Hardware Installation
  Compact form factor suitable for most installation locations
  Supports panel mounting and DIN-Rail mounting (with DK-35A accessory)
  Supports 1 loop-through power output (power range same as power input) for powering an analog camera
Video Management and Control
  MOXA SoftDVR™ Lite IP Surveillance Software for viewing and recording bundled free
  Free MOXA VPort SDK PLUS supported with flexible interface and sample codes for customized application or system integration
* Please go to Moxa's website to download the latest SDK version.
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Specifications
Video
Video Compression
MJPEG, MPEG4 (ISO/IEC 14496-2)
Video Inputs
1, BNC connector (1 Vpp, 75 ohms)
NTSC/PAL
Auto-sensing or Manual
Video Resolution and FPS (frames per second)
  • QVGA: NTSC (320 x 240, Max. 30 FPS), PAL (320 x 288, Max. 25 FPS)
  • CIF: NTSC (352 x 240, Max. 30 FPS), PAL (352 x 288, Max. 25 FPS)
  • VGA: NTSC (640 x 480, Max. 30 FPS), PAL (640 x 576, Max. 25 FPS)
  • 4CIF: NTSC (704 x 480, Max. 30 FPS), PAL (704 x 576, Max. 25 FPS)
  • QVGA: NTSC (720 x 480, Max. 30 FPS), PAL (720 x 576, Max. 25 FPS)
  • Video Viewing
  • Adjustable image size and quality
  • Timestamp and text overlay
  •  
    Audio
    Audio Input
    1 Line-in or Mic-in, 3.5 mm phone jack
    Audio Output
    1 Line-out, 3.5 mm phone jack
     
    Network
    Protocols
    TCP, UDP, HTTP, SMTP, FTP, Telnet, NTP, DNS, DHCP, UPnP, RTP, RTSP, ICMP, IGMPv3, QoS, DDNS, SNMPv1/v2c/v3
    Ethernet
    1 RJ45 port, 10/100BaseT(X) auto negotiation
     
    Serial Port
    PTZ port
    1, RS-232/422/485 terminal block connector, max. 115.2 Kbps
    Console port
    1 RS-232 RJ45 port
     
    GPIO
    Digital Input
    1, max. 8 mA
    "High": +13V to +30V
    "Low": -30V to +3V
    Relay Output (DO)
    1, max. 24 VDC@ 1A
     
    LED Indicators
    STAT
    Indicates if the system boots properly or not
    VIDEO
    Video input signal active
    PTZ
    PTZ control signal active
     
    Physical Characteristics
    Dimensions
    (W x H x D )

    88.2 x 106 x 50 mm
    3.47 x 4.17 x 1.97 in.
    View Dimension Drawing >>

    Weight
    850 g
    Installation
    Wall (Panel) mounting, DIN-Rail mounting (optional kit)
     
    Power Requirements
    Input
    12/24 VDC or 24 VAC power inputs
    Output
    2-pin terminal block connector for loop-through from power input
    Power Consumption
    max. 7.5W
     
    Environmental Limits
    Operating Temperature
    0 to 60°C (32 to 140°F)
    Storage Temperature
    -40 to 85°C (-40 to 185°F)
    Ambient Relative Humidity
    5 to 95% (non-condensing)
     
    Regulatory Approvals
    EMI
    FCC Part 15, CISPR (EN55022) class A
    EMS
    EN61000-4-2 (ESD), level 2
    EN61000-4-3 (RS), level 3
    EN61000-4-4 (EFT), level 3
    EN61000-4-5 (Surge), level 3
    EN61000-4-6 (CS), level 3
    EN61000-4-12 (Oscillatory wave immunity), level 3
    Shock
    IEC60068-2-27
    Freefall
    IEC60068-2-32
    Vibration
    IEC60068-2-6
     
    Warranty
    Warranty
    5 years (see 1g.moxa.com/warranty for details)
     
    Alarm Features
    Motion Detection
    Video motion detection with sensitivity tuning
    Event Alarm
    Video loss alarm
    Timing Schedule
    Daily repeat timing schedule
    Pre/Post Alarm
    JPEG snapshots for pre/trigger/post alarm images
    Stored Image Transfer
    Automatic transfer of stored images via email or FTP with event triggered actions
    Http Event
    HTTP Event Servers for setting customized alarm actions
     
    PAN/TILT/ZOOM
    Camera Control
    PTZ camera control through RS-232/422/485
    Control Functions
    PAN, TILT, ZOOM, FOCUS, moving speed, preset position (max. 25 positions)
    Customized Control
    Supports 10 custom commands for customized PTZ control
    Supported Devices and Protocols
    Pelco D, Pelco P, Dynacolor DynaDOME, Custom Camera
    Driver
    Support PTZ driver upload function
    Transparent PTZ Control
    Transparent PTZ camera control for controlling the PTZ camera with legacy PTZ control panel or keyboard connected with a PC or VPort decoder
     
    Security
    Password Protection
  • User level password protection
  • IP address filtering
  •  
    System Requirements
    Password Protection
  • Pentium 4, 2.4 GHz or above
  • 512 MB memory or above
  • Windows XP/2000 with SP2 or above
  • Internet Explorer 6.x or above
  • DirectX 9.0c or above
  •  
    Software Bundled Free
    SoftDVR™ Lite
    1- to 4-ch IP Surveillance Software for viewing and recording
    VPort SDK PLUS
    Includes CGI commands and ActiveX Control for customized application or system integration for third-party developer
    * Please go to Moxa's website to download the latest SDK version.
     
     

    Ordering Information
     
    VPort 251
    1-channel MJPEG/MPEG4 Video Encoder, 0 to 60°C
     
    Optional Accessories
    16-channel IP Surveillance Software for viewing and recording
    * CD with SoftDVR™ Pro software and User's Manual
    Power Adaptor
  • US Plug: 120 VAC, 60Hz, P/N: 1117000025100
  • GER Plug: 230 VAC, 50Hz, P/N: 1117000025200
  • UK Plug: 230 VAC, 50Hz, P/N: 1117000025400
  • JP Plug: 100 to 240 VAC, 50Hz/60Hz, P/N: 1117000022700
  • DK-35A
    DIN-Rail Mounting Kit (35 mm)
     

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