Alarm
You can change the Alarm parameters in Device Configuration / Alarm .
In the Alarm configuration window you can select an Alarm Method in Alarm method field.
Alarm methods are diveded into Main and Complex .
Main methods are SMS , GPRS and Call , complex methods are combinations of the Main methods.
After you select the Alarm Method,you will be given parameter configuration options.
In Alarm duration field enter the time when device has to work after the function was activated.
In Alarm track logging period field enter the track saving period at active alarm function.
In Pre-Alarm time field enter pre-alarm time after which the alarm function will start.
As you can see, the device is operating differently when it is working in the active alarm function comparing with normal function. E.g. if the device was collecting and sending data at one period, after the activation of the alarm function the device can save and send data at totally different period.
NOTE: After the alarm time, set in Alarm duration time field, is over, the device switches back to the previously set operating mode.