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Seiko 7K52, Instructions Manual, Page: 6 / 32

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Seiko 7K52 Instructions Manual Download Page 6

English

6

CAL. 7K52

DIVING MEASUREMENT

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Full automatic measurement of diving data

Current depth, maximum depth, diving time and time submerged

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Recording of log data

Maximum depth, average depth, diving time and time submerged for the last two dives

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Warning functions

• Rapid ascent warning
• Extra measurement range warning
• Abnormal measurement warning

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Rotating bezel

Can measure elapsed time such as diving time, surface interval, etc.

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Battery life indicator

SINGLE-TIME ALARM

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Can be set to ring only once at a designated time within the coming 12 hours.

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Hour, minute and small second hands and date

TIME/CALENDAR

Summary of Contents for 7K52

Page 1: ...INSTRUCTIONS P 3 BEDIENUNGSANLEITUNG S 33 INSTRUCTIONS P 63 ISTRUZIONI P 93 INSTRUCCIONES P 125 INSTRU ES P 155 185 Cal 7K52...

Page 2: ...usar el reloj Guarde este manual para consulta posterior Sie sind jetzt Besitzer einer SEIKO Analog Quarzuhr Kal 7K52 Bitte lesen Sie diese Bedienungsan leitung vor Verwendung der Uhr sorgf ltig durc...

Page 3: ...t First of all this watch is for use by adults only in recreational no decompression diving in water having a specific gravity of 1 025 sea water having a temperature range of 0 C to 40 C and is not f...

Page 4: ...H FUNCTIONS PRIOR TO EACH DIVE In addition sharp fluctuations in atmospheric pressure and aquatic environments may affect the performance of the watch When making a dive use other diving instruments s...

Page 5: ...FUNCTION FOR DIVING 14 RECALL OF LOG DATA 17 ROTATING BEZEL 18 SINGLE TIME ALARM 19 PRECAUTIONS FOR DIVING 20 NOTES ON USING THE WATCH 23 BATTERY LIFE INDICATOR 27 BATTERY CHANGE 27 HOW TO USE THE DIV...

Page 6: ...and time submerged for the last two dives Warning functions Rapid ascent warning Extra measurement range warning Abnormal measurement warning Rotating bezel Can measure elapsed time such as diving ti...

Page 7: ...click d Second click a b c d Hour hand Minute hand Small second hand Water contact sensor Time submerged Alarm time MAX DEPTH hand 1 10 m hand Rotating bezel DIVING TIME hand Date DEPTH hand Pressure...

Page 8: ...rmal position turn it clockwise while pressing it WARNING While you are underwater never unscrew the crown or pull it out Do not pull out the crown to the first click while the watch is measuring the...

Page 9: ...e hands to the time set above Push in in accordance with a time signal Screw in completely Small hour and minute hands Date A CROWN CROWN Unscrew Pull out to first click and turn counter clockwise to...

Page 10: ...Press to reset the 1 10 m DEPTH and MAX DEPTH hands to 0 position B Press to reset the DIVING TIME hand to 0 position CROWN Unscrew and pull out to second click when small second hand is at the 0 pos...

Page 11: ...at the 6 o clock position Current depth IndicatedbyDEPTHand1 10mhands in 0 1 m increments from 1 6 m up to 55 0 m Ex 12 5 m Maximum depth Indicated by MAX DEPTH hand in 0 5 m increments from 1 5 m up...

Page 12: ...o 1 6 m or more Never operate the crown while the measurement is in progress HOW TO USE THE DIVING FUNCTION Before diving check the hands for diving measurements Press button B repeatedly Log data of...

Page 13: ...o less than 1 6 m Case I Case II Case I If you stay at less than 1 6 m underwater for more than 10 minutes the dive is considererd to be completed Case II If you descend again to 1 6 m or more underwa...

Page 14: ...utes have elapsed the time elapsed after the depth measurement is stopped is added to the measured diving time For 10 minutes after a dive all the three buttons will not work After 10 minutes have ela...

Page 15: ...ing serves only as a guideline for your diving activities EXTRA MEASUREMENT RANGE WARNING LIMIT If the measured depth exceeds 55 0 m the DEPTH and MAX DEPTH hands point to the 56 minute position LIMIT...

Page 16: ...English 16 TheDEPTHhandpointstothe58 minute position and the MAX DEPTH hand points to 0 m CAUTION If the watch gives the above warning do not continue to use the watch for diving measurement...

Page 17: ...ving B Press to recall the log data With each press of button B recall of the log data and checking of the hand positions are made in the following order Log data of the last dive Log data of the dive...

Page 18: ...is useful for measuring the surface interval 2 Read the number on the rotating bezel that the minute hand points to 1 Turn the rotating bezel to align its mark with the minute hand Elapsed time Start...

Page 19: ...urs While on the surface the small hands at the 6 o clock position serve as alarm hands While you are at a depth of 1 6 m or more underwater and for 10 minutes after a dive the single time alarm funct...

Page 20: ...moving at two second intervals or when the DEPTH hand points to the 58 minute position after all the hands are reset to 0 position the watch will not measure the depth In these cases replace the batte...

Page 21: ...Before diving therefore it is recommended that you make a note of the stored data in your log book etc WHILE DIVING Use the watch only within the operational temperature range for depth measurement 0...

Page 22: ...s 29 2 m x 1 025 1 00 30 0 m While you are underwater none of the buttons will work for safety s sake AFTER DIVING After making a dive be sure to rinse the watch in fresh water and wash out all seawat...

Page 23: ...h is so designed that the date changes once in 24 hours When setting the minute hand advance it 4 to 5 minutes ahead of the desired time and then turn it back to the exact time The small hour and minu...

Page 24: ...ve never made a dive using the watch log data of two dives is prerecorded in memory for checking purposes If you start a dive without resetting the hands to 0 position they automatically return to 0 p...

Page 25: ...cate the average depth as the other hands are already indicating the data just obtained The time submerged is indicated in the 12 hour indication without showing AM PM The time submerged is retained i...

Page 26: ...ive the single time alarm function cannnot be used The small hour and minute hands advance quickly if button A is kept pressed Do not recall the log data while the alarm is engaged Otherwise the small...

Page 27: ...tery nears its end the DEPTH hand indicates the 58 minute position when button B is pressed to reset the hands for diving measurement to 0 position When the log data is displayed however the DEPTH han...

Page 28: ...more than 15 seconds a day and or the depth measurement function more than 50 times a year one hour per dive When the battery is replaced with a new one or when it runs down the log data will be eras...

Page 29: ...the second click and press buttons B and C at the same time Before using the watch Set the time and date Press button B to recall the log data The following data will be displayed C B Maximum depth D...

Page 30: ...ormal position for safety s sake 3 Pull the two piece foldover portion until it clicks loose 4 Slide the upper cover in the direction of the arrow and then 5 pull it up to extend the two piece foldove...

Page 31: ...play Current depth by DEPTH hand and 1 10 m hand Maximum depth by MAX DEPTH hand in 0 5 m increments Diving time by DIVING TIME hand in 1 5 minute increments Time submerged by the small hour and minut...

Page 32: ...iconductor pressure sensor 1 piece 9 Accuracy of sensors Water depth Within Indicated value x 3 0 0 5 m at a stable temperature Influence of temperature change Within 1 m for a temperature change of 2...

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