Siemens VDO DTCO 1381 Technical Description page 84

Digital tachograph
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4.2 The flow of data and memory behaviour
Event
Data error motion and
speed
Security breach
Overspeeding
Interruption of power
supply
4 - 10
Saving regulations
The longest event on each of the 10
most recent days of appearance
The 5 longest events of the last 365
days
The 10 most recent events by type of
event
The most severe instance of the 10
most recent days of appearance (the
event with the highest average speed)
The 5 most severe events of the last
365 days
The first event after the most recent cal-
ibration
The longest event on each of the 10
most recent days of appearance
The 5 longest events of the last 365
days
© Siemens VDO Automotive AG
Recorded data
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.
Type of event
Begin – date and time
End – date and time (if relevant)
The type, number, and issuing member
state of an inserted card at the
beginning and/or end of the event.
Begin – date and time
End – date and time
Measured highest speed
Measured arithmetic average speed
The driver's card type, number, and
issuing member state (if applicable)
Number of the same types of events on
this day.
Overspeeding control – date and time
First instance of overspeeding after the
most recent control – date and time
Number of instances of overspeeding
after the most recent control
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.
Note
This data can be recorded only after re-
establishing the power supply, whereby the
accuracy here can be one minute.
Data handling
Edition 07/2007

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