Monday, August 27, 2012

PTZ Cameras for CCTV Systems

CCTV systems are only as good as the security camera attached to them. One of the best choices to extend the capabilities of your CCTV system is a PTZ surveillance camera. PTZ – which stands for pan, tilt, zoom – allows you to survey larger areas, zoom in for higher detail and do automatic surveys of the area your cameras cover. In addition, a motor-driven PTZ security camera for your CCTV system can provide some other benefits that may not be so obvious.
Multiple Alarm Inputs
A PTZ security camera can be programmed to zero in on potential trouble based on input from an alarm contact. Most PTZ surveillance cameras allow for four alarm inputs, so you can hook your camera up to a motion detector, door and window contacts or other alarm device to activate your camera and draw its attention.
Programmed Sweeps and Tours
A PTZ CCTV camera can be set to do routine sweeps of multiple areas. You can, for example, program your security camera to sweep the entire parking lot every 5 minutes, then zoom to do closer sweeps of different sectors of the parking lot in between the broader sweeps. You can also program a PTZ security camera to focus on a large area and zoom in when triggered by an alarm signal.
Non-Obtrusive
Choose a PTZ dome camera for unobtrusive uses, such as surveillance of your business throughout the day. PTZ cameras are about the same size as a fixed security camera, and can be installed so that they are not obvious. In addition, a PTZ surveillance camera can be controlled from a remote location, making it easy to watch without being observed.
Weather Resistant
For outdoor use, choose a weather-resistant PTZ surveillance camera. Modern CCTV camera equipment is built to withstand exposure to the elements and housed in weather-resistant casing that keeps the motors safe.
Auto-Focus
A modern PTZ surveillance camera will use auto-focus to maintain focus at different zoom and distance levels. This is invaluable, especially in comparison to older CCTV camera systems that required manual focusing every time the camera’s focus moved.
A good PTZ security camera can extend the capabilities of most CCTV systems, allowing observers to get a better view of the area under surveillance, zoom in to get a closer look either manually or via alarm triggers and provide security better coverage of your retail, private or business premises. If you’re choosing a CCTV camera for your security system, consider investing in a high quality PTZ camera and reap the benefits.

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