PT (Pan and tilt) cameras are some of the most versatile cameras on the market . They can pan ( move left and right) , tilt ( move up and down) . In addition , Pan / Tilt can rotate and see an object directly below them.
K ameraets movement is remotely controlled with a keyboard. B movements can also often be programmed . These allow users to pan , tilt into a specific area at the touch of a button . Preset patterns can also be triggered automatically, even when the user is not near the keyboard . This is done by connecting devices such as magnetic door switches , motion detectors and panic buttons directly to the camera. When a specific device is triggered , the camera can move to look at a predetermined specific location .
PTZ is an abbreviation for pan, tilt and zoom and reflects the possibilities in the camera. Other types of cameras are ePTZ where a megapixel camera zooms in on parts of the image or with a fixed directional lens that stays in one position and does not move. Surveillance cameras of this type are often connected to a DVR to control motion and record video .