User manual

D520E User Manual
83
7.7 Alarm buffer
You can set the Pre-alarm image and audio (the image and audio before the alarm detection) and the
Post - alarm image and audio. These can be set when Alarm sending FTP client setting menu or
Image memory setting menu is set to On, and besides when Use alarm buffer is selected.
7.7.1 Setting
Alarm buffer: To activate the Alarm buffer function, select On. The basic setting options are
displayed below. When you do not use the Alarm output function, select Off.
 Recording capacity
 Pre-alarm period: Display the maximum recording capacity of image/audio before the
alarm detection.
 Post-alarm period: Display the maximum recording capacity of image/audio after the
alarm detection.
 Recording time: Set the recording time for the Pre-alarm image/audio and Post alarm
image/audio.
 Pre alarm period: Type it with recording time of the image/audio before the alarm
detection.
 Post alarm period: Type it with recording time of the image/audio after the alarm
detection.
Note：The value of Recording capacity differs depending on Image size, Bitrate (for
MPEG4) and Image quality (for MPEG4 and MJPEG) in the camera setting menu.
Note：The value of Recording capacity differs depending on Image size, Bitrate (for
MPEG4) and Image quality (for MPEG4 and MJPEG) in the camera setting menu.