MIDLAND Geopoint Voice LCD - Manual (Page 40)

Safety Instructions
39
Tracker Management by SMS
39
Command Meaning and Values Example
wgf Set the Geofence.
[status: 0=disable, 1=enable]
[LAT1,LONG1,LAT2,LONG2=latitude and longitude
for the 2 points defi ning the Geofence area]
NOTE: to enable or disable the Geofence function
without setting the area, sent the wgf command with
the fi rst fi eld only.
Case A
Command:
wgf=1,45g37.7981N,008g28.8012E,
41g37.8971N,012g28.8012E
Reply:
wgf=1,45g37.7981N,008g28.8012E,
41g37.8971N,012g28.8012E OK
Description:
1=enable
45g37.7981N,008g28.8012E=latitude
and longitude of the fi rst point
41g37.8971N,012g28.8012E=latitude
and longitude of the second point
Case B
Command:
wgf=1
Reply: wgf=1 OK
Description:
1=enables the function considering the
previous defi ned area