User manual CITIZEN WATCH C52

[. . . ] 3 B 7 40 20 1 A 10 A 50 4 M 30 2 6 5 This is a combination (analog and digital display) diver's watch with a depth meter installed. When diving, various data related to diving (present depth/diving time/maximum depth) appears on the digital display. Apart from the log data memory function which records the diving data from four dives, there is also a ascending speed alarm function which warns the diver with an alarm sound if the ascending speed is too fast. Highly Reliable "200m Diving Water-resistant Performance" The highly reliable water-resistant performance conforms to ISO diver's watch standards. [. . . ] B *1: The watch automatically returns to the measuring display after A A 10 seconds. RESET MEASURE STOP B *1 SPLIT TIME Start Goal * If the watch is left for about 3 minutes in Chronograph Mode in the reset state, it automatically returns to the Time/Calendar Mode. A 30 31 H. HOW TO USE THE LOG MODE When you switch to Dive Mode and start diving, this watch automatically records the log data (log no. , date, dive start time, maximum depth and dive time) for the 4 most recent dives. > (1) In any of the Time Modes, press button M for 2 seconds or more to set the Log Mode. (2) Each time button M is pressed, you can recall the log data of the last 4 dives in reverse order starting from the most recent dive. B A LOG Log Mode Last dive LOG M Next to last LOG M Second from last LOG M Third from last M LOG DIVE Depth Alarm Mode DIVE DIVE DIVE Log No. 4 M Dive Time Alarm Mode M < Recalling log data > Each time you press button A when the log no. Dive Date DIVE A Dive Start Time A Maximum Depth A Dive Time A M 32 33 · If there is no log data recorded, "----" appears on the Log No. · When the abnormal depth alarm ("ER" is displayed) is activated during a dive, the maximum depth data flashes on the display. · If something goes wrong with the pressure sensor, "Log No. " and "ER" are alternately displayed when you recall the log data. · When you start a new dive, the log data of the oldest of the 4 dives recorded is automatically erased. You should record any data you may need in a log book before it is erased. · If the watch is left for about 1 hour in Log Mode, it automatically returns to the Time Modes. Log No. : The number which shows the sequence in which log data was taken. Dive Start Time: The time at which diving at a depth of 1m (4ft) or more began. 4. If you come up to a depth within 1m (4ft) but dive back down to a depth of 1m (4ft) or more within 10 minutes, the dive time is continued from the moment it stopped. (Measurement is displayed in units of 1 second up to 99 minutes 59 seconds, then in units of 1 minute). * If you dive at a depth within 1m (4ft) for more than 10 minutes and then dive back down to a depth of 1m (4ft) or more, the watch will consider this as a second dive and record the log data of two separate dives. A LOG < Cancelling log data - when you want to cancel all B recorded log data > If you press button B for 2 seconds or more while pressing button A, all log data (of 4 dives) is cancelled. HOW TO USE THE DEPTH/DIVING TIME ALARM There are the following 2 alarm functions in this watch's Diving Modes. 1 Depth alarm function: · Set range: 1m-80m/5ft-260ft (1m/5ft units) · The alarm sounds for 15 seconds when you reach the set depth while diving. After the alarm sounds once, if you continue diving deeper than the set depth then the alarm repeatedly sounds for 15 seconds every 1 minute. [. . . ] If used in the immediate vicinity of strong magnetism, however, the watch's functions may temporarily be affected. Static electricity The integrated circuits used in the watch are sensitive to static electricity. If exposed to intense static electricity, the watch's display may lose its accuracy. 56 57 9. Chemicals and Gases Avoid wearing the watch in the presence of strong chemicals or gases. If the watch comes in contact with such solvents as thinner and benzine or products containing materials such as gasoline, nail polish, detergent or adhesive, its components may discolor, dissolve or crack. [. . . ]