User Manual

0S90 Operating Instructions (Chronograph)
Standard measurement.
START STOP
STOP
RESET
RESTART
When the
measured
time is over
61 seconds
Can be operated repeatedly
“A” “A”
“A”
“A”
“A”
“B”
When the measured time is less than
61 seconds
*Read in
chronograph
1/100 seconds
Chronograph
minutes and
seconds are
read here
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