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'shift' or 'Ctrl' button, you can choose the time periods
5. It will run operation when appointed alarm triggering. About <alarm linkage>, please refer
“gray value”.
6. Setting pre-recording: Appoint the time before alarm triggering; start at this time, it will
save image. Max.appointed time is 10s.
7. When done, click [yes].
The motion detection effect will decline or incorrectness at below situations:
The gray value of the subject is similar with background.
Small activities at boundary of view of camera.
Scene change, Illumination changes continuously or other reasons, a lot of
motions continuously occurred.
The fixed target move continuously at one position.
Unconspicuous motion.
The movable target is to close to camera.
The target hides behind of other targets.
The target moves too fast.
