This is a user manual for a CASIO watch of model number 5147. The watch features date display, stopwatch and elapsed time markings.
This manual explains how to operate the Casio 5147 stopwatch, including setting the hour, minute and second hands, starting and stopping the timer, and resetting the device. Detailed step‑by‑step instructions guide the user through proper handling to avoid damage.
Technical details such as measurement limits, resolution, accuracy, and battery information are also listed. The stopwatch measures up to 11 h 59 m 59.95 s with a resolution of 1/20 s, and its accuracy at room temperature is ±20 s per month. It is powered by an SR927W button cell that lasts about two years. This manual is written in Japanese.
| Accuracy (room temperature) | ±20 seconds per month |
|---|---|
| Resolution | 1/20 second |
| Battery type | SR927W button cell |
| Battery life | approximately 2 years |
At room temperature the stopwatch is accurate to within ±20 seconds per month.
It uses an SR927W button cell, which provides power for about two years.