Glossary

Glossary

Auto PAN

When a camera is set to this mode, it automatically turns between two preset positions horizontally. The availability of this function depends on the specifications of the connected camera.

Serial bus

This interface is only for connecting a Mouse, USB-Memories and External HD-Drives that are equipped USB interface. Some of the devices available in the market might be incompatible with the recorder.

Emergency REC

This is a function to record a picture prior to others by using the external switches connected to this unit when an emergency event occurs. Pictures are recorded with the best picture quality and the specified capture rate (depending on number of recording cameras).

Bookmark Search

This is a function to search the desired picture with a bookmark registered by the bookmark function.

PTZ

PTZ means Pan, Tilt and Zoom. PTZ Cameras has a function to change the direction by external controls.

Timer Recording

This is a function to record a picture by time schedule. Different number of the recording cameras, picture quality and recording rate for each camera and motion detection On/ Off can be set to each schedule.

Motion Detection Playback Search

This is a function to automatically search a recorded picture by detecting motion in the selected detection area. Setting the detection area for searching is required before activating this function.

DVD (Digital Versatile Disc)

DVD is an optical disc storage media format that is used for recording or playback of pictures with high video and sound quality and for storing data. A DVD disc is similar in appearance to a compact disc.

LPA (Long Pre-Alarm)

This is a function to record a picture at maximum of 60 minutes before starting emergency recording.

CALL OUT

This is isolated output terminal, and it outputs signal when system has a problem or information of the status.

MODE OUT

This is contact output terminal, and it outputs operation modes of the recorder. The status of this terminal can be monitored via network.

Triplex

User can view live and playback pictures on the same monitor in all screen multi-split layouts without disrupting recording.

Covert Camera

It is possible to hide pictures of selected cameras that are installed in sensitive areas and should only be viewed by authorized person. It can be switched by <Multiplexer Setting>.

Relation of recording operation to the number of cameras and recording rate settings

The recording pattern of this unit is as illustrated in the diagram below. Picture data input from all the connected cameras is recorded sequentially. (Approx. every 0.004 second during normal recording.)

The example when setting

a setup of each channel to “1 pps”

1 second

1second

C4-2

C3-2

C2-2

C1-2

C1-3

12:00:03~

approx. 0.004 second

12:00:02~

Examples of time displayed

 

during playback.

C4-1

C3-1

C2-1

C1-1

approx. 0.004 second

12:00:01~

 

Glossary

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Mitsubishi Electronics DX-TL4516U instruction manual Glossary, 126

DX-TL4516U specifications

The Mitsubishi Electronics DX-TL4516U is a cutting-edge digital video recorder (DVR) designed for security and surveillance applications. This advanced DVR excels in providing reliable video management along with comprehensive features suitable for various environments, from small businesses to larger enterprise settings.

At the heart of the DX-TL4516U is its ability to support 16-channel recording, which allows users to monitor multiple points simultaneously. The device accommodates both analog and IP cameras, making it a versatile choice for users looking to upgrade their existing systems or implement a new setup. The hybrid functionality ensures that users can maximize their investment in existing camera infrastructure while seamlessly integrating new technology.

One of the standout features of the DX-TL4516U is its high-resolution recording capability. The DVR supports video recordings at 4CIF resolution, providing clear and detailed images for critical monitoring. This clarity ensures that surveillance footage can be used effectively for identification and analysis, which is crucial in security applications.

Another key technology included in the DX-TL4516U is its built-in storage management system. With a capacity of up to 8TB through an internal hard drive, users benefit from extended recording times without needing frequent data management. The DVR's intelligent overwrite functionality automatically recycles older footage, ensuring that critical newer recordings remain accessible.

The user interface of the DX-TL4516U is designed for ease of use, featuring an intuitive menu system that simplifies navigation through settings and playback options. Remote access capabilities are also integrated, allowing users to view live feeds or recorded footage from virtually anywhere using a compatible device connected to the internet.

Multiple backup options, including USB and network protocols, provide robust data protection measures. The DX-TL4516U efficiently supports remote backup and data transfer, which is essential for businesses that require stringent data security protocols.

In terms of networking features, the device includes support for dynamic IP addresses and can be integrated into various network environments, enhancing its adaptability to different user needs and settings.

Overall, the Mitsubishi Electronics DX-TL4516U emerges as a formidable player in the DVR market, offering an exceptional blend of performance, reliability, and user-friendly features. Its robust architecture and cutting-edge technologies make it an ideal solution for effective surveillance management across diverse applications.