16
First measurement
With the HALO on, position the HALO over the
limb to be measured. Press either Button 1 or
Button 2. The lasers are activated. You are now
in MEASURE MODE.
1. With the device in MEASURE MODE, press
either Button 1 or Button 2 to begin a
measurement. The Step Indicator (white
bar) is in the left-hand position and
indicates Step 1.
2. To mark the origin of the measurement
angle (zero degrees), align the laser on the
part of the body representing the origin
point, wait until the readout steadies and
press a button once. The Step Indicator
moves to the middle position and shows
Step 2.
3. Rotate the HALO Digital Goniometer to
the second position (using the lasers for
alignment), wait until the readout is steady
and press any button again. The Step
Indicator moves to the right-hand position
and indicates Step 3.
