User`s manual

VPort 251 User’s Manual System Configuration
Alarm Time Interval
Setting Description Default
Delay second(s) before
detecting the next
alarm
Set up the time interval for each event
alarm triggered.
32 seconds
(10 to 999 seconds)
NOTE
The delay before detecting the next alarm cannot be less than the time needed to take a snapshot
after an event (post-event image).
Send alarm with snapshot image
Setting Description Default
Take snapshot
seconds(s) before the
event
A snapshot image is taken this number of
seconds before the event alarm is
triggered.
2 seconds
(from 1 to 6 seconds)
Take snapshot
seconds(s) after the
event
A snapshot image is taken this number of
seconds after the event alarm is triggered.
11 seconds
(from 1 to 999 seconds)
NOTE
VPort products will take 3 JPEG snapshot images: VPRE.JPG (pre-event), VTRG.JPG (the
moment of event) and VPOS.JPG (post-event) for the video channel when the trigger condition
is met. The three snapshots can also be downloaded by Email and FTP.
Suffix of Snapshot Image File Name in FTP
The snapshot images can be sent either by email or FTP. Administrators can add a suffix to the
filename of each JPEG snapshot image to make it easier to identify the files when using FTP to
download the snapshots.
Setting Description Default
With Date and Time
Enable or disable the function of adding
the date and time to the filename.
Enable
With Customized
words
Enable or disable the function of adding
some additional text to the filename to
identify the snapshot image.
Enable
DI, Relay Status
Administrators can check the current DI and Relay status of this VPort in the “DI, Relay Status”
section on the “Event Alarm Basic Settings” page. Two options are available to return the relay’s
status back to the system defaults. To make the function work, check the Override Relay
warning setting box, and then click on Save.
4-35