Geo-Fence - I-Trac GTLT2 User Manual

GTLT2 USER MANUAL, www.i-trac.cn
*008613800000000*0000*2**(To set the second authorized phone number)
*008613500000000*0000*3**(To set the third authorized phone number)
Description:
1. There are only 3 numbers able to be authorized.
2.Tracking by call: You can call the gps tracker to get location, the gps tracker will reply location sms to
authorized phone number only.
3.Receiving SOS alert message: After press SOS button, GTLT2 will send sms alert and location coordinates
to the first authorize phone number.
Meanwhile, GTLT2 will call the first authorized phone number first; if failed, then call the second authorized
phone number; if failed once again, then call the third authorized phone number.
After success, it will send the confirmation messages (SET USER NUMBER (1-3) OK) to the sender.

4. 5 Geo-fence

Command 1: set geo-fence square
003**** E/Wdddmm.mmmmN/Sdd.mmmmRzzz.z
**** is the default password. Default:0000
When the tracker moves out of a preset square scope, it will send an SMS alarm to the authorized phone
number for SOS.
Description:
1.E represents East Longitude, W represents West Longitude; N Represents North Latitude, S Represents
South Latitude.
Edddmm.mmmm is the Longitude in the unit of degree and minute (ddd is the degree, mm.mmmm is the
minute) (Accuracy for 4 after the decimal point, the following zero cannot omit)
Ndddmm.mmmm is the Latitude in the unit of degree and minute (ddd is the degree, mm.mmmm is the
minute) (Accuracy for 4 after the decimal point, the following zero cannot omit)
2.zzz.z is the radius from 0.1KM to 999.9KM.
3.After set successfully, the GTLT2 will reply: SET GEO-FENCE OK
Example:
0030000E11406.0024N2233.4230R0.5
Command 2: enable geo-fence
211****
**** is the default password. Default:0000
Page 13 of 21