Seiko S351 User Manual

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S351

Seiko S351 Specifications

Operating Environment

operational temperature range	－10°C ～ ＋60°C
display operational temperature range	0°C ～ ＋50°C
loss/gain (monthly rate)	Less than 0.0006% or 15 seconds at normal temperature range (5°C～ 35°C)

Display

frequency of crystal oscillator	32, 768 Hz
display medium	Nematic Liquid Crystal, FEM (Field Effect Mode)
display system	Current time (hour, minutes and seconds), calculation data (hour, minutes and seconds) and 'Error' mark

Battery

battery type	Miniature lithium battery SB-T751, 1 piece
battery life indicator	Flashing ' ' mark is shown on the display
integrated circuit (IC)	C-MOS-LSI, 1 piece

Summary

Features

Changeover of Modes

How to Set the Time

Changeover Between 12- and 24-Hour Indications

Explains how to switch between 12-hour and 24-hour display formats for time.

How to Use the Time Calculation Mode

Entry of Times

Details methods for entering time digits (hour, minute, second) for calculations.

Correction of Wrong Entries

Instructions on how to correct errors during time entry or calculation.

How to Use the Calculation Result in Other Modes

Explains how to utilize calculation results in Timer and Stopwatch modes.

How to Use the Timer

How to Use the Stopwatch

Notes on the Batteries

Care of Your Stopwatch

Specifications