Coban BN-311 User Manual page 23

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Note:
The first latitude & longitude is coordinate of the top left corner of the Geo-fence, and the
second latitude & longitude is the coordinate of the bottom right corner.
To configure the Geo-fence the tracker must fix to satellites and be stationery for about 3-10
minutes.
6.14.6
Movement alarm
The movement feature will create a circle area with a set radius (200 meters by default).
When the tracker moves out of this area, SMS notification "move!+latitude & longtitude"
will be sent to the authorized numbers.
SMS command to activate: move+password+space+radius value
Tracker response: move ok!
Example: move123456 0200
SMS command to deactivate: nomove+password
Tracker response: nomove ok
Example: nomove123456
Note: The unit of the radius value is meter, and the value must be 4 digits and maximum 9999
meters. To configure the movement alarm, the tracker must fix to satellites and be stationery
for about 3-10 minutes.
6.14.7 Over speed alarm
The tracker can be configured to send an alert "speed+xxx!+latitude & longitude" to
authorized numbers when a certain speed in exceeded. In SMS mode, tracker only sends one
alert in 3 minutes, and siren beep for one second for each trigger.
SMS command to activate: speed+password+space+speed value
Tracker response: speed ok!
Example: speed123456 080
SMS command to deactivate: nospeed+password
Tracker response: nospeed ok
Example: nospeed123456
Note: The recommended speed should not be less than 30km/h. If the speed is set lower
than this you may get a false alarm due to GPS inaccuracy.