Seiko CAL. 7L22 manual Specifications

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SPECIFICATIONS

1

Frequency of crystal oscillator

32,768 Hz (Hz = Hertz … Cycles per second)

2

Loss/gain (monthly rate)

Less than 15 seconds (worn on the wrist at normal

 

 

temperature range 5° C ~ 35° C) (41° F ~ 95° F)

3

Operational temperature range

–10°C ~ +60° C (14° F ~ 140° F)

4

Driving system

Step motor, 2 pieces

5

Display system

 

 

Time

Hour, minute and second hands

 

Date

Displayed in numerals.

 

Stopwatch

Minute and 1/5 second hands

 

 

The stopwatch measures up to 45 minutes in

 

 

1/5 second increments.

6

Additional function

Energy depletion forewarning function and overcharge

 

 

prevention function

7

Duration of charge

 

 

Full charge

Approximately 5 months

 

 

(if the stopwatch is used for 45minutes per day)

 

After the second hand starts moving

 

 

at two-second intervals

Approximately 12 hours (if the stopwatch is not used)

8

KINETIC electricity storage unit

Button type, 1 piece

9

IC (Integrated Circuit)

C-MOS-IC, 1 piece

10

Generating system

Miniature AC generator

* The specifications are subject to change without prior notice for product improvement.

English

15

Image 15
Contents Cal L22 English Contents HOW to Charge and Start the Watch FeaturesPower reserve guidelines for the Kinetic E.S.U Power Reserve in Your Seiko Kinetic WatchEnergy Depletion Forewarning Function Remarks on the Kinetic E.S.UFor Models with Screw Lock Type Crown TIME/CALENDAR SettingTips on Reading the Hands StopwatchStopwatch second hand reading Reset Stopwatch OperationSTART/ Stop For models with tachymeter scale TachymeterTo measure the hourly rate of operation HOW to Charge and Start the Watch Power Reserve in Your Seiko Kinetic WatchEnergy Depletion Forewarning Function Stopwatch TIME/CALENDAR SettingSpecifications