Seiko 7T52 - Stopwatch Operation; Standard Measurement; Accumulated Elapsed Time Measurement

sh
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HOW
TO
USE
THE TACHYMETER
Eng
igoé
0
-1
>.'1"
.
I-ml!
1.. p r u
To start
:
Press "A".
, , ..
.
To stop . Press "A
~
Tachymeter
scale gure
Ex. 1)
(For
the models
with
a tachymeter
scale
on
the dial)
*“‘“‘
I” '*\ lfittakes 40 seconds
to go one kilometer
(or one mile),
the
) Q
‘ stopwatch second
hand indicates
"90" on the
tachymeter
B A
' U59 the ta¢hYmet§F
With The $t°PWatCh-
l .; scale. This means
that the average
speed of the
vehicle
Stopwatch
operation
(Standard
measurement)
I is 90 knometers (or mes) e ho r,
" T: " 90 - - x 1 (Kilometer
or mile)
To reset Press ,,B,,'
(
at
40 seconds position
)
90
Km/h
(mph)
The
tachymeter
can
be
used for
the following
purposes.
E><- 2)
lf the
measuring distance
is extended
to 2 kilometers (or
(1)
To measure
the hourly
average
speed
of a vehicle
miles)
or shortened
to 0.5 kilometers (miles),
multiply the
o use the stopwatch to determine how
many seconds it figure on
the tachymeter scale
by 2 or 0.5, respectively.
takesto 90 one kimmeter (or one m;|e)_
The tachymeter We
recommend
that you utilize the
tachymeter in a rally,
scale
indicated
by the stopwatch
second
hand
gives the
$peedWaV °" circuit race-
average
speed
per hour.
Tachymeter scale figure
2 K-| -|
*Please
note
that
the tachymeter
scale
can
be used
90 ( at 4° Sewnds p°$'t'°n ) X ( lometers or ml es)
only
when the
time
required
is
less than
60 seconds.
= 130
Km/h (mph)
If it exceeds
60 seconds,
shorten
the
measuring
T h t | f‘
distance.
(Refer
to
"Ex.
2" below)
90(
ac yme er Sea e gure) X 0'5 (Knometers or ‘I )
at 40
seconds position
m es
= 45
Km/h
(mph)
us
H5.3
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