Table of Contents
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Overview
Features
• Hour, minute, second, year,
month, day, day of week
• Daily alarm
• Countdown timer
• 24 hour memory in
Altimeter
• Current absolute
atmospheric
• Compass
• Diagnostics (System Reset)
Care and Maintenance
• Protect your watch from shocks, extreme heat and directly exposure to sunlight.
• Don't try to remove the housing or button of the watch.
• Don't insert any object into the watch.
• Always put the watch in a clear, dry and room temperature environment when the watch is not used.
• Follow the procedure discussed in the manual only.
• Make sure the area around the sensors is free of dust or strong chemical.
Altimeter and Compass Watch
Instruction Manual
Figure 1 LCD display description
• Auto calendar
• Dual time
• Altimeter – Barometer Use
• 4 day memory in Barometer
• Sea level pressure
• Electro – luminescent back
lighted LCD
• 12/24 hour format display
•
Stopwatch
• Difference measurement of
Altimeter and Barometer
• Logbook and logbook
history
•
Temperature display
•
Low battery indicator
1
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Summary of Contents for Digi DT630
- Page 1 Altimeter and Compass Watch Instruction Manual Overview Figure 1 LCD display description Features • Hour, minute, second, year, • Auto calendar • 12/24 hour format display month, day, day of week • Daily alarm • Dual time • Stopwatch • Difference measurement of •...
- Page 2 Quick Reference Guide Figure 2 Quick Reference Guide...
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Page 3: Time Main Mode
Time Time Main Mode Path Press (S1) until the mode indicator points to the “TIME” Field 1 Day of week, barometer trend indicator Field 2 Hour, Minute, Second Field 3 Month, day Second animation Outer Circumference Adjust o Hold (S2) for 1 second, the second digit will begin to flash o Press (S2) to select second minute hour... -
Page 4: Dual Time
Adjust o Hold (S2) for 1 second, second will begin to flash o Press (S2) to select second minute hour o Press (S3) or (S4) to set o Press (S1) to accept the setting o Press (S4) to start stop o Press (S3) to reset Notes The timer will beep for 30 seconds when the timer reaches zero. - Page 5 o Reference Altitude Adjustment Hold (S2) for 1 second Current altitude on field 2 will begin to flash. Press (S3) or (S4) to set the function Press (S1) to accept the setting Note Setting of the reference altitude of a current location will also change the sea level pressure. If the user is at a known altitude, adjustment of the reference altitude to this correct altitude will give the present sea level atmospheric pressure.
- Page 6 o Operation of Logbook Start logbook by quickly pressing (S4) ×2 in the Altimeter Main Mode “LOG” will begin to flash, a new logbook will start immediately Stop the current logbook by quickly pressing (S4) ×2 in the Altimeter Main Mode “LOG”...
- Page 7 Logbook History • The logbook history shows a summation of all logs recorded, such as total vertical distance, highest altitude, the best ascent and decent rate, date. Setup o Press (S2)×5 from the Altimeter Main Mode There are totally four displays, they are: Display 1 Current logbook history Field 1...
- Page 8 Barometer Barometer Main Mode Path Press (S1) until the mode indicator is directly below “BARO” Field 1 Current temperature, barometer trend indicator Field 2 Sea level pressure Field 3 Current time or current absolute atmospheric pressure Pressure animation. One complete circle shows the atmospheric Outer Circumference pressure over 100 mbar or 1 inHg o Press (S4) to select current time or current absolute atmosphere pressure on field 3...
- Page 9 When Altimeter is selected, Barometer Difference Measurement cannot be started. Pressure Difference Measurement • It measures the absolute difference in barometric pressure within a start and stop time. Path Press (S2)×2 from the Barometer Main Mode Field 1 Change in temperature, barometer trend indicator, “DIFF” Field 2 Change in sea level pressure Field 3...
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Page 10: Compass Mode
• When there is a physical characteristic shift of sensor due to aging, or when the watch has been left unused for more than one year, calibrating the absolute pressure is recommended. • To find out an accurate pressure value, use a professional barometer to calibrate the absolute pressure. •... -
Page 11: Measurement Units
Other Functions Measurement Units • There are two unit groups of measurement, They are metric such as (M, mbar, C ° , M/Min) and imperial such as (Ft, inHg, F ° , Ft/Min) Setup o Press (S1) until the mode indicator is directly below “ TIME ” Hold (S1) and (S2) for 1 second Field 1 will firstly display “... -
Page 12: Battery Replacement
Note Please refer to the remark of Altimeter for the details of Weighted Current Rate. Ranges and Resolution Range Altimeter -499m to 9001m or –1600ft to 29500ft Barometer 299mbar to 1101mbar or 8.9inHg to 32.40inHg Calendar 1 Jan, 2002 to 31 Dec, 2099 Sea Level Pressure 299mbar to 1101mbar or 8.9inHg to 32.40inHg -10 C °...
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