Operating Instructions and Installation Instructions

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TransVu Express
Offtrack (GPS)
This message is generated if the unit is using route tracking and is not in a valid zone on the
specied route. The message is issued when the unit leaves a zone and will be repeated every 5
minutes until it re-enters a valid zone.
OFFTRACK?<name>&<time>&<lat>&<long>&<speed>&<course>&<zone>&<distance>
Name The system name
Time The local julian time of the message
Lat. Current latitude decimal degrees if known
Long Current longitude if known
Speed Current speed reported by GPS
Course Current heading reported by GPS
Zone Last valid zone
Distance Distance travelled since last message
Ontrack (GPS)
This message is generated if the unit is using route tracking and has moved into a valid zone after
being reported as off-track.
ONTRACK?<name>&<time>&<lat>&<long>&<speed>&<course>&<zone>&<distance>
Name The system name
Time The local julian time of the message
Lat. Current latitude decimal degrees if known
Long Current longitude if known
Speed Current speed reported by GPS
Course Current heading reported by GPS
Zone Current zone
Distance Distance travelled since last message
Timed (GPS)
This message is generated periodically by the server. The time period is specied on the SMS
conguration page.
TIMED?<name>&<time>&<lat>&<long>&<speed>&<course>&<zone>
Name The system name
Time The local julian time of the message
Lat. Current latitude decimal degrees if known
Long Current longitude if known
Speed Current speed reported by GPS
Course Current heading reported by GPS
Zone Current zone
Position Report (GPS)
This message is generated in response to an SMS message requesting the current position.
(POSITION)
REPORT?<name>&<time>&<lat>&<long>&<speed>&<course>&<zone>
Name The system name
Time The local julian time of the message
Lat. Current latitude decimal degrees if known
Long Current longitude if known
Speed Current speed reported by GPS
Course Current heading reported by GPS
Zone Current zone