Kedacom NVR1821 User Manual page 23

supports the option. If the option is supported, contact the local authorized Kedacom agent.
3.3.2 Advanced PTZ Controls
Click the Advanced button to show advanced PTZ controls, which are described as follows.
Option
Patrol
Rotate Image
Preset Position
Custom Button
Operation
This option enables a camera to continuously pan.
Click Start to start patrolling your surveillance site and Stop to stop the patrol.
Each time you click 90° Clockwise, the image will be rotated 90° clockwise.
Each time you click 90° Counterclockwise, the image will be rotated 90°
counterclockwise.
Click Save to save the current position as a preset position. When the camera
moves to another position, you can enter a preset position in the text box and
click Load to move the camera to the preset position.
These buttons are for command strings.
Clicking one button will enable the NVR to send a command to a camera and the
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