Settings / Deletion; Settings; Determining The Wheel Size; Deleting The Functions - Sigma BC 14.12 ALTI Manual

3. Settings / Deletion

3.1 Settings

The following settings can be configured: language /
unit / current altitude / start altitude / wheel size / time /
total distance / total time / total altitude / contrast.
Clear diagrams of how to set each of these functions
can be found in the enclosed leaflet.

3.2 Determining the wheel size

To measure your speed precisely, the wheel size must
be set on the basis of your tire size. To do this, you can:
A – Calculate the wheel size using the formula provided
in the wheel size chart.
B
– Determine the value from the drawings in the
wheel size chart.
C
– Take the value that corresponds to your tire size
from the wheel size chart.

3.3 Deleting the functions

Please see the diagrams for how to delete the
functions.
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