Siemens VDO DTCO 1381 Technical Description page 83

Digital tachograph
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Data handling
Detailed speed
Speed / rpm profiles
Events
Event
Card conflict
Driving without valid card
Insertion of the card while
driving
Last procedure not com-
pleted correctly
Edition 07/2007
The following data will be registered and saved every second for the
last 24 hours of driving time:
Momentary speed in km/h
Date and time
After any use of the vehicle (from insertion to removal of the driver
card), the DTCO 1381 assesses driven profiles. The DTCO 1381 saves
the time intervals, i.e. how long the vehicle was moved in a defined
speed or rpm range.
Assuming an average of six drivers per day, these data will be stored
for 365 days.
The DTCO 1381 saves events with a resolution of one second.
The following data will be saved for every event:
Saving regulations
The 10 most recent events
The longest event on each of the 10
most recent days of appearance
The 5 longest events of the last 365
days
The last event of each of the 10 most
recent days of appearance
The 10 most recent events
Technical Description DTCO 1381
4.2 The flow of data and memory behaviour
Recorded data
Begin – date and time
End – date and time
Type, number, and issuing member
state of both cards that produce the
conflict.
Begin – date and time
End – date and time
The type, number, and issuing member
state of an inserted card at the
beginning and/or end of the event.
Number of the same types of events on
this day.
Date and time
A card's type, number, and issuing
member state
Number of the same types of events on
this day.
Insertion of the card – date and time
A card's type, number, and issuing
member state
Data read from the card during last pro-
cedure:
– vehicle registration number
– registering authority of member state.
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