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X=1, to enable GPRS tracking via TCP;
X=2, to enable GPRS tracking via UDP.
Example: W000000,013,1
7.6.6 Set GPRS Interval
Command: W******,014,XXXXX
Description: Set time interval for sending GPRS packets.
Note:
XXXXX should be in five digits and in unit of 10 seconds.
XXXXX=00000, to turn off this function;
XXXXX=00001~65535, time interval for sending GPRS packet and in unit of 10 seconds.
Example: W000000,014,00060
In this example, the tracker will send every 600 seconds (10 minutes).
For more information regarding GPRS tracking please refer to GPRS Communication Protocol.
7.7 Track by GpsGate
The VT300 supports GpsGate Software.
Please contact our company or GpsGate for more information for settings.
8. Authorization
Command: W******,003,F,1,T
Description: Authorize phone numbers for the SOS/inputs, receiving location reports, SMS alarms or
phone calls
Note:
F=0, to turn off this function; (default)
F=1, Sends SMS to the authorized phone number.
T: Preset phone number. Max.16 digits.
Example:
W000000,003,1,1,88888888
SOS Button Connection:
Connect the SOS button and wires as below picture shows:
Note: input voltage to Input must not over 45V.
After above authorization is completed, and the SOS is pressed, an SOS SMS - “SOS Alarm” will be sent to
the preauthorized phone number. Then a message with longitude and latitude will follow.
(Note: An SOS button is already connected to VT300 in standard packing)
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