II. M
EASURING AN INTERRUPTED SHORT TIME
1. Press pushpiece A to start the chronograph. Hand 3 shows the
measurement in seconds.
2. To interrupt the measurement, press pushpiece A once more.
To restart the time measurement, press pushpiece A. This
procedure makes it possible to add up several short times.
3. The chronograph is reset to zero by pressing pushpiece B,
once the fi nal measurement has been stopped.
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SPECIAL CHARACTERISTICS
A
MINUTE TO HOUR CONVERSION SCALE
For calculations - particularly those involved in airborne navigation - in which
the result is expressed in minutes, this scale facilitates conversion of minutes
to hours.
A
Examples : 210 minutes = 3 hours 30 minutes
540 minutes = 9 hours.
B
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