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AR18-10-B013 | v1.52 | 2011.06 Installation and Operation Manual Bosch Security Systems
Alarm recording
Select the Pre-alarm time from the list box.
Select the Post-alarm time from the list box.
Select the Alarm stream to use for alarm recording.
Check the with encoding interval from profile: box and select a
predefined profile to set a specific encoding interval for alarm
recording.
Check the Export to FTP box to send standard H.264 files to
the FTP server whose address is displayed.
Alarm triggers
Select the alarm type (Alarm input/ Motion/Audio alarm /
Video loss alarm) that is to trigger a recording. Select the
Virtual alarm sensors that are to trigger a recording, via RCP+
commands or alarm scripts, for example.
9.5.3 Retention Time
Specify the retention times for recordings. If the available
memory capacity of a medium has been used, older recordings
are only overwritten if the retention time entered here has
expired.
Make sure that the retention time corresponds with the
available memory capacity. A rule of thumb for the memory
requirement is as follows: 1 GB per hour retention time with
4CIF for complete frame rate and high image quality.
Enter the required retention time in hours or days for each
recording. Recording 1 corresponds to Stream 1; Recording 2
corresponds to Stream 2.