CTC II • Edition 01/2009
A2C59512809 © Continental Trading GmbH 49
Device testing
Variable speed
1 Press to start the "Test device" menu.
The CTC II reads the tachograph type and the K value.
2 Confirm the current K value or use ... to enter the new
value.
Press or to increase or decrease the value in
increments of 1 km/h (and or in increments of 0.1 km/h).
3 – Adopt the predefined speed value or
– use ... to enter the new value and confirm.
Press or to increase or decrease the value in
increments of 1 km/h (and or in increments of 0.1 km/h).
4 Approach the speeds (applies only to digital tachographs).
– 20 km/h (min.)
– 80 km/h
– 180 km/h (max.)
The speed shown in the digital tachograph display may only
deviate by a maximum of ± 1 km/h.
Remark:
The CTC II automatically sets speeds of < 20 km/h to a value
of 20 km/h.
The CTC II automatically sets speeds of > 200 km/h to a value
of 200 km/h.