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Operator search is performed every 15 minutes. Depending on current GSM operator,
Home, Roaming or Unknown mode can be changed faster than every 15 minutes. This process is
separate from operator search. Movement criteria are checked every second.
Figure 17 Data Acquisition Mode configuration
‘Min Saved Records’ defines minimum number of coordinates and I/O data that should be
transferred with one connection to server. If FMB900 does not have enough coordinates to send
to server, it will check again after time interval defined in ‘Sending Period’.
Send period – GPRS data sending to server period. Module makes attempts to send
collected data to server every defined period. If it does not have enough records (depends on
parameter Min. Saved Records described above), it tries again after defined time interval.
Note: Keep in mind that FMB900 operates in
GMT:0
time zone, without
daylight saving.
FMB900 is able to collect records using four methods at the same time: time, distance,
angle and speed based data acquisition:
