Seiko 7K32 用户手册

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SPECIFICATIONS

1. Frequency of crystal oscillator···············
2. Loss/gain (monthly rate)························

3. Operational temperature range·············

4. Driving system·······································
5. Display system

Time/calendar display··························

Barometer display································

Atmospheric pressure change indicator.

Alarm display·····································
Alarm can be set on a 12-hour basis in minutes.

6. Battery···················································
7. Battery life indicator
8. IC (Integrated Circuit)····························

9. Accuracy of the pressure sensor

・

Measurement error at a stable temperature:
Within

(change of atmospheric pressure

3.0%

＋

4hPa)

・

Measurement error under a temperature change of 10°C:

Within the pressure range between 600hPa

∼

1,050hPa: Less than 10hPa

Within the pressure range between 500hPa

∼

600hPa: Less than 12hPa

＊

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

32,768 Hz (Hz

＝

Hertz···Cycles per seconds)

Less than 15 seconds at normal temperature range (5°C

∼

35°C)

(Accuracy of the alarm:

1 minute)

−

10°C

∼＋

60°C for the watch operation

0°C

∼

40°C for barometer and altimeter functions

Step motor, 4 pieces

Hour, minute, second and 24-hour hands (Second hand moves
at one-second intervals)
Barometer hand “1” (moving at 2hPa intervals) and barometer
hand “2” (moving at 1hPa intervals)

Alarm hour and minute hands

Miniature lithium battery SB-T15, 1 piece

C-MOS-LST, 1 piece
Semiconductor pressure sensor, 1 piece