Foretrex 301/401 Owner’s Manual
19
Settings
Data Field
Description
TOT DESCNT
(total descent)
The total
elevation
distance
descended.
TOTAL TIME
A running tally
of time since the
last reset.
TRIP ODOM
(odometer)
A running tally of
distance traveled
since last the
reset.
TURN
The angle
difference
(in degrees)
between the
bearing to your
destination and
your current
line of travel. ‘L’
means turn left.
‘R’ means turn
right.
Data Field
Description
VERT SPEED*
(vertical)
Your rate of
altitude gain/loss
over time.
VMG (velocity
made good)
The speed at
which you are
closing on a
destination along
a route.
VSPD DEST*
(vertical speed
destination)
The
measurement
of your rate
of ascent/
descent to a
predetermined
altitude.
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