EverFocus EVS200A Manuel d'utilisateur télécharger pdf (Page 36)

EVS200A/AW

4.7.3 Alarm

Alarm Output Setting

Contact Type: Normal Close, Normal Open

Duration Time: Select duration time of alarm output from 5 sec, 10 sec, 20 sec, 30

sec, 60 sec, 2 min, 3 min and 5 min.

Press Apply to apply the setting changes or Reset to reset without saving the

change.

Pre/Post Alarm Setting

This function is used to check what happened immediately before and after a

trigger, e.g. 5 seconds before or after a motion has been detected.

Pre-Alarm Buffer: Image saved internally in the server from the time immediately

preceding the trigger. Input the desired length of pre-trigger buffer time. It can be

set up to 120 seconds.

Post-Alarm Buffer: Image saved internally in the server from the time immediately

after the trigger. Input the desired length of post-trigger buffer time. It can be set

up to 120 seconds.

Press Apply to apply the setting changes or Reset to reset without saving the

change.

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EverFocus EVS200A Manuel d'utilisateur Page 36