Seiko S321 Manual - Page 2

•FEATURES

OF

SEIKO

TIMEKEEPER

Cal.

S321

The

SEIKO

Timekeeper

Cal.

S321

is

a

digital

timer

with

alarm

which

can

be

set

easily

for

a

desired

amount

of

time

with

the

rotary

switch.

It

has also

the

stopwatch

function

and

others

useful

for

sports.

Easy

for

starting

the

timer

•

All

that

is

required

to

set

the

timer

is

just

to

turn

the

rotary

switch

to

the

desired

minutes

on

the

dial.

toga

sr

‘\‘'

aP

6

94'

OBS

With

the

alarm

function

•

when

the

time

set

is

over,

the

alarm

rings

for

2

seconds.

•

An

announcing

sound

beeps

every

second

from

3

sconds

before

the

time

set

is

over.

rmrstIN

-wcrrcoi;,

•

Two

different

displays

available

•

The

timer

can

be

changed

over,

with

one

touch

operation,

between

the

count

-down

display

to

show

remaining

time

and

the

count

-up

display

to

show

elapsed

time.

ov

a

(

Goal

shoot

at

15

minutes

in

the

first

half

)

•HOW

TO

USE

THE

TIMERITHE STOPWATCH

Timer

Reset

Stopwatch

Display

and

button

operation

Split/Split

re-

lease/Seconds

zero

reset

Setting

the

timer

for

other

than

the

preset

timer

modes

(up

to

60

minutes

in

sec-

onds)

Display

off

position

for

power

saving

(Turn

the

rota-

ry

switch

to

this

position

when

not

in

use.)

on

B:

Button

A:

5,10

•

15,2%,,,

•

al/

l•

on

.40

Timer/Stopwatch

Start/Stop

Button

C:

Timer

Count

-

down

display/

Count

-up

display

changeover

Refer

to

page

5

for

details.

Preset

timer

modes

(1

—45

min.)

Rotary

switch

Stopwatch

mode

position

30

minutes

remaining

With

the

graphic

display

•

In

addition

to

the

digital

display,

the

timer

is

also

displayed

graphically.

The

graphic

display

by

a

60

-minute

circle

graph

helps

you

see

the

elapsed

or

remaining

time

at

a

glance.

o

frh

§,„

rem

aini~

se

c.

.23

Graphic

display

Digital

display

With

the

stopwatch

function

•

Up

to

60

minutes

(59

minutes

59

seconds

and

99/100)

can

be

measured

in

1/100

second.

•

Split

time

measurement

is

al-

so

available.

How

to

use:

Turn

the

rotary

switch

to

the

desired

preset

timer

mode.

("OFF"

is

the

position

where

the

display

is

turned

off

for

power

saving.

The

timer/stopwatch

is

also

reset

there.

For

explanations

of

"*SET"

and

"*",

refer

•HOW

TO

USE

THE

TIMER

FOR

OTHER

THAN

THE

PRESET

TIMER

MODES.)

Li

Depress

button

"A"

to

start

and

stop

the

timer/stopwatch.

(Start

and

stop

can

be

repeated

as

many

times

as

necessary.)

El

Depress

button

"B"

to

reset

the

timer/stopwatch.

(When

the

stopwatch

is

stopped

in

procedure

2,

the

digits

are

reset

to

"00"

by

depressing

button

"B".)

Also

depress

button

"B"

to

measure

a

split

time

and

to

make

split

release.

(Split

and

split

release

can

be

repeated

as

many

times

as

necessary

when

making

a

stopwatch

measurement.)

For

an

effective

use

of

split

time

measurement,

refer

to

INEFFECTIVE

WAY

OF

USE

Others

•

The

timer

can

be

set

for

any

desired

amount

of

time

(other

than

the

preset

timer

modes)

up

to

60

minutes

in

seconds.

•

The

timekeeper

is

water

resis-

tant

and

is

manufactured

to

withstand

up

to

3

atmospheres

of

pressure/bar

(water

pres-

sure

at

a

30

-meter

or

100

-foot

depth).

•

Operation

confirmation

sound

"PiP"

can

be

heard

whenever

pushing

the

buttons.

Seiko S321 Manual - Page 2

SEIKO, TIMEKEEPER, rmrstIN, wcrrcoi, TIMERITHE STOPWATCH

Page 2 highlights