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N.O.: “Normally open”: It means that in its normal state, the sensor is kept under constant low
voltage. If the output voltage changes from low to high, then the alarm will be triggered.
N.C.: “Normally closed” (also referred to as “normally connected”): The normal state of the
sensor is under constant high voltage. If the output voltage changes from high to low, then the
alarm will be triggered.
OFF: Set the I/O to “Off” if external sensor alarms are not in use.
OUTPUT: “√” indicates that an alarm will sound if it had been triggered by sensor.
RECORD: “√” indicates that the relevant channel will record if it has been triggered by
activity detected by the sensor.
BUZZER: “√” indicates that the buzzer will sound if it has been triggered by activity detected
by the sensor.
Prerecord: “√” indicates that the relevant channel will prerecord for 5 seconds if it has been
triggered by activity detected by the sensor.
Email/FTP: “√” indicates that the picture of relevant channel will be sent to the pre-registered
email address and FTP if it has been triggered by activity detected by the sensor.
Mobile Alarm: “√”indicates that an SMS will be sent to the pre-registered phone number when
an I/O alarm has been triggered.
Note: If the “OFF” setting is selected for any of the preceding options, the relevant alarms and
notifications will not take place, regardless of activity near the sensor.
5.6.7 Motion Detection
To access the “Motion Detection”
menu, in the toolbar, first click
“System Settings,” then click Alarm.”
Next, select “Motion” and click “>>,”
and the dialog window where
Sensitivity, MD Detection, Output,
Record, Buzzer, Prerecord, and email
settings can be set will appear.
CHANNEL: In this field, select the
channel to be set up.
SWITCH: Each channel has a corresponding channel switch; press “Enter” to turn the motion
detection for each channel on or off.
SENSITIVITY: Each channel has a specific sensitivity setting; there are eight levels, with “1”
being the highest level of sensitivity; press “Enter” to adjust the level.
MD AREA: Sometimes, it is necessary to have some regions in the camera’s coverage area
enabled with the motion detection feature, while other regions in the same coverage area do not
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