Casio 2471 Watch User Manual
Contents
1. holding down these buttons during a scroll operation scrolls through the data at high speed Timekeeping e Resetting the seconds to while the current count is in the range of 30 to 59 causes the minutes to be increased by 1 In the range of 00 to 29 the seconds are reset to without changing the minutes e The year can be set in the range of 2000 to 2039 e The watch s built in full automatic calendar automatically makes allowances for different month lengths and leap years Once you set the date there should be no reason to change it except when battery power drops to Level 4 12 hour 24 hour Timekeeping Formats The 12 hour 24 hour timekeeping format you select in the Timekeeping Mode is also applied in all modes e With the 12 hour format the P PM indicator appears on the display for times in the range of noon to 11 59 p m and no indicator appears for times in the range of midnight to 11 59 a m e With the 24 hour format times are displayed in the range of 0 00 to 23 59 without any indicator Backlight Precautions e The electro luminescent panel that provides illumination loses power after very long use e The illumination provided by the backlight may be hard to see when viewed under direct sunlight e The backlight automatically turns off whenever an alarm sounds e The watch may emit an audible sound whenever the display is illuminated This is due to vibration of the EL panel used for illumination and does not2. the Digital Compass Mode Barometer Thermometer Mode or Altimeter Mode sensor may be disabled if there is not enough voltage available to power it sufficiently In this case the ERR message appears on the display when you switch to the Timekeeping Mode This does not indicate malfunction and sensor operation should resume once battery voltage returns to its normal level e Even if battery power is at Level 1 or Level 2 the ERR message will appear on the Timekeeping Mode screen if there is not enough voltage available to power the pressure sensor sufficiently during a barometric pressure measurement or memory measurement altitude operation This does not indicate malfunction and sensor operation should resume once battery voltage returns to its normal level Whenever you have a sensor malfunction be sure to take the watch to an authorized CASIO distributor or service provider as soon as possible USER S GUIDE 2471 Auto Return Features e The watch automatically returns to the Timekeeping Mode if you do not perform any button operation for two or three minutes in the Digital Compass Mode or Barometer Thermometer Mode If you do not perform any button operation while in the Altimeter Mode the watch automatically returns to the Timekeeping Mode after four or five hours in the Short Mode or after nine or 10 hours in the Long Mode If you leave a screen with flashing digits on the display for two or three minutes without
3. After four or five seconds either GFF or the current reference altitude value if set starts to flash which indicates the setting screen Press or to change the current reference altitude value by 5 meters or 20 feet e You can set the reference altitude within the range of 10 000 to 10 000 meters 32 800 to 32 800 feet USER S GUIDE 2471 e Pressing and at the same time returns to SF F no reference altitude so the watch performs air pressure to altitude conversions based on preset data only 3 Press to exit the setting screen About the Altitude Alarm The altitude alarm sounds for about five seconds when the current altitude matches a preset value during an altitude measurement operation You can press any button to stop the alarm after it starts to sound The altitude alarm sounds only while the Altimeter Mode s Altitude Screen is on the display It does not sound while the watch is in another mode or while another Altimeter Mode screen is on the display Example If you set the altitude alarm at 130 meters it sounds when you pass the 130 meter mark on your way up and on your way back down To set the altitude alarm 1 In the Altimeter Mode hold down until the display clears After four or five seconds either GFF or the current reference altitude value if set starts to flash which indicates the setting screen Press once to move the flashing to the altitude alarm s
4. flashes which indicates that memory measurement has started e Memory measurement stops automatically after there are 41 records accumulated in memory When you want to stop a memory measurement operation manually hold down for about one second until REC disappears e While a memory measurement operation is in progress press to toggle between the Standard Altitude screen and the Relative Altitude screen Standard Altitude Relative Altitude Screen Screen aial Relative altitude Altitude 6 32 Press 7 rf 4 La auras 1 4836 Timekeeping Mode time REL indicator Measurement time Note e REC flashes on the display while a memory measurement operation is in progress e Starting the memory measurement operation deletes any altimeter data except for cumulative total ascent data currently in memory and its graph and replaces it with the new data Note that you cannot delete memory contents manually e You can recall data in memory using the Data Recall Mode Setting a Reference Altitude After you set a reference altitude the watch adjusts its air pressure to altitude conversion calculation accordingly The altitude measurements produced by this watch are subject to error caused by changes in air pressure Because of this we recommend that you update the reference altitude whenever one is available during your climb To set a reference altitude 1 In the Altimeter Mode hold down until the display clears
5. indicate malfunction e Frequent use of the backlight runs down the battery Auto light switch precautions e Wearing the watch on the inside of your wrist and movement or vibration of your arm can cause the auto light switch to activate and illuminate the display To avoid running down the battery turn off the auto light switch whenever engaging in activities that might cause frequent illumination of the display More than 15 degrees e The backlight may not light if the face of the too high watch is more than 15 degrees above or below parallel Make sure that the back of your hand is parallel to the ground N e The backlight turns off in about two seconds even if you keep the watch pointed towards your face Static electricity or magnetic force can interfere with proper operation of the auto light switch If the backlight does not light try moving the watch back to the starting position parallel with the ground and then tilt it back toward you again If this does not work drop your arm all the way down so it hangs at your side and then bring it back up again Under certain conditions the backlight may not light until about one second after you turn the face of the watch towards you This does not necessarily indicate malfunction of the backlight Digital Compass Precautions This watch features a built in magnetic bearing sensor that detects terrestrial magnetism This means that north indicated by this watch is magnetic north wh
6. measured temperature value displayed by this watch between Celsius C and Fahrenheit F See Changing the Barometric Pressure and Temperature Units Altimeter A built in altimeter uses a pressure sensor to detect the current air pressure which is then used to estimate the current altitude The watch is pre programmed with ISA International Standard Atmosphere preset values which are used to convert air pressure readings to altitude values If you preset a reference altitude the watch will also calculate the current relative altitude based on your preset value Altimeter functions also include data storage memory and an altitude alarm Important e This watch estimates altitude based on air pressure This means that altitude readings for the same location may vary if air pressure changes e This watch employs a semiconductor pressure sensor which is affected by temperature changes When taking altitude measurements be sure to do so while ensuring that the watch is not exposed to temperature changes To avoid the effect of sudden temperature changes on measurement wear the watch so it is in direct contact with your wrist during measurement Do not rely upon this watch for altitude measurements or perform button operations while engaging in sports where there are sudden altitude changes while sky diving hang gliding or paragliding or while riding a gyrocopter glider or any other aircraft Do not use this watch for meas
7. performing any operation the watch automatically saves anything you have input up to that point and exits the setting screen Power Saving Function When turned on the Power Saving function automatically puts the watch into a sleep state whenever it is left in an area where it is dark for a certain period The table below shows how watch functions are affected by the Power Saving function Elapsed Time in Display Dark Operation 30 to 40 minutes Blank with All functions enabled except for SLEEP flashing the display 6 or 7 days Blank with Daily alarm Hourly Time Signal SLEEP not sensor measurements disabled flashing e Wearing watch inside the sleeve of clothing can cause it to enter the sleep state To recover from the sleep state Perform any one of the following operations e Move the watch to a well lit area It can take up to five seconds for the display to turn on e Press any button e Angle the watch towards your face for reading To turn Power Saving on and off In the Timekeeping Mode hold down until the seconds start to flash which indicates the setting screen Press eight times until the Power Saving on off screen appears Press to toggle Power Saving on 57 and off GFF Press to exit the setting screen Data and Setting Scrolling The and buttons are used in various modes and setting screens to scroll through data on the display In most cases
8. second later 339 10 10 585 Timekeeping Mode time e See About Altitude Measurements for important information Altitude is displayed in units of 5 meters 20 feet The measurement range for altitude is 700 to 10 000 meters 2 300 to 32 800 feet The measured altitude may be a negative value in cases where there is a reference altitude value set or because of certain atmospheric conditions The displayed altitude value changes to meters or feet if a measured altitude falls outside the measurement range The altitude value will be displayed again as soon as the measured altitude is within the allowable range You can change the unit of measurement for the displayed altitude values between meters m and feet ft See To change the Altitude Units About Altitude Measurements There are two types of altitude measurements those for displayed data Altimeter Mode measurements and those for memory data Memory measurements Altimeter Mode measurement You can perform Altimeter Mode measurements in the Altimeter Mode only and an altimeter measurement operation starts whenever you enter the Altimeter Mode During the first three minutes after entering the Altimeter Mode ALTI flashes on the display and measurements are taken every five seconds After that the interval between measurements depends on whether you are using the Short Mode 1 minute intervals or the Long Mode 2 minute intervals e Long Mode is
9. D should become normal again when the watch returns to a lower temperature Warning Leaving the watch in bright light to charge its rechargeable battery can cause it to become quite hot Take care when handling the watch to avoid burn injury The watch can become particularly hot when exposed to the following conditions for long periods e On the dashboard of a car parked in direct sunlight e Too close to an incandescent lamp e Under direct sunlight Charging Guide After a full charge timekeeping remains enabled for up to about five months while the watch is used under the conditions described below Operating Conditions Watch is not exposed to light Display on 18 hours per day sleep state 6 hours per day 1 backlight operation 2 seconds per day 10 seconds of alarm operation per day 10 digital compass operations per week 1 climb using the pressure sensor per month 10 hours per climb with the Long Mode Charge Times Exposing the watch to light for the periods shown below each day restores the power used by the above operating conditions Exposure Level Brightness Approximate Exposure Time Outdoor Sunlight 50 000 lux 5 minutes Sunlight Through a Window 10 000 lux 24 minutes Daylight Through a Window on a Cloudy Day 5 000 lux 48 minutes Indoor Fluorescent Lighting 500 lux 8 hours e Stable operation is promoted by frequent charging Recovery Times The table below shows the amount expos
10. USER S GUIDE 2471 Getting Acquainted Congratulations upon your selection of this CASIO watch To get the most out of your purchase be sure to carefully read this manual and keep it on hand for later reference when necessary Expose the watch to bright light to charge its battery before using it You can use this watch even as its battery is being charged by exposure to bright light e Be sure to read Battery of this manual for important information you need to know when exposing the watch to bright light Applications The built in sensors of this watch measure direction altitude barometric pressure and temperature Measured values are then shown on the display Such features make this watch useful when hiking mountain climbing or when engaging in other such outdoor activities Warning e The measurement functions built into this watch are not intended for taking measurements that require professional or industrial precision Values produced by this watch should be considered as reasonable representations only e When engaging in mountain climbing or other activities in which losing your way can create a dangerous or life threatening situation always be sure to use a second compass to confirm direction readings e CASIO COMPUTER CO LTD assumes no responsibility for any loss or any claims by third parties that may arise through the use of this watch General Guide e The illustration below s
11. battery level The correct battery power indicator should appear after a few minutes If you use the backlight or the alarm a number of times during a short period RECOVER appears on the display and the following operations become disabled until battery power recovers Backlight Alarm and hourly time signal Sensor operation After some time battery power will recover and RECOVER will disappear indicating that the above functions are enabled again Even if battery power is at Level 1 or Level 2 the Digital Compass Mode Barometer Thermometer Mode or Altimeter Mode sensor may be disabled if there is not enough voltage available to power it sufficiently This condition is indicated on the display as shown in the table below Sensor operation should resume when battery voltage returns to the normal levels Mode Display Indication for Low Voltage Upon Entering the Mode Display Indication for Low Voltage During Measurement Digital Compass Last measured direction Barometer Thermometer Last measured pressure value Last measured pressure value Altitude Blank Last measured altitude Charging Precautions Certain charging conditions can cause the watch to become very hot Avoid leaving the watch in the areas described below whenever charging its rechargeable battery Also note that allowing the watch to become very hot can cause its liquid crystal display to black out The appearance of the LC
12. correct To take Barometric Pressure and Temperature Readings Barometric pressure graph Pressing in the Timekeeping Mode or in any unit 1hPa mb 0 05 inHg of the other sensor modes enters the Barometer Thermometer Mode The watch automatically starts barometric pressure and temperature measurement and displays the results e Barometric pressure is displayed in units of 1hPa mb or 0 05 inHg e Temperature is displayed in units of 0 1 C or 0 2 F Temperature Barometric pressure e The displayed barometric pressure value changes to hPa mb or inHg if a measured barometric pressure falls outside the range of 260 hPa mb to 1100 hPa mb 7 65 inHg to 32 45 inHg The barometric pressure value will be displayed again as soon as the measured barometric pressure is within the allowable range The displayed temperature value changes to C or F if a measured temperature falls outside the range of 10 0 C to 60 0 C 14 0 F to 140 0 F The temperature value will be displayed again as soon as the measured temperature is within the allowable range Some countries refer to the barometric pressure unit hecto pascal hPa as millibars mb It really makes no difference because 1hPa 1mb In this manual we use hPa mb or hPa mb See About Barometric and Temperature Measurements for important precautions Barometric Pressure Graph Barometric pressure indicates changes in the atmosphere By monit
13. e Turn on the watch s Power Saving function and keep it in an area normally exposed to bright light when storing it for long periods This helps to keep the rechargeable battery from going dead Battery Power Indicator The battery power indicator on the display shows you the current status of the rechargeable battery s power Level Battery Power Function Status Indicator BZ All functions enabled Cm All functions enabled muta Alarm Hourly Time Signal Battery power H FAROR lt backlight display sensors indicator Charge Soon Alert and buttons are disabled co All functions including timekeeping are disabled The flashing CHARGE indicator at Level 3 tells you that battery power is very low and that exposure to bright light for charging is required as soon as possible At Level 4 all functions are disabled Functions are enabled once again after the rechargeable battery is charged but anything previously stored in memory is lost Because of this you need to set the current time and date after the battery is recharged to Level 2 from Level 4 Though the time appears on the display after the battery is charged to Level 3 you will not be able to change the time setting until the battery reaches Level 2 Leaving the watch in direct sunlight or some other very strong light source can cause the battery power indicator to temporarily show a reading that is actually higher than the
14. e shipment and further adjustment is normally not required If you notice serious errors in the barometric pressure readings produced by the watch you can calibrate the sensor to correct the errors Important Incorrectly calibrating the barometric pressure sensor can result in incorrect readings Before performing the calibration procedure compare the readings produced by the watch with those of another reliable and accurate barometer To calibrate the pressure sensor 1 Press to enter the Barometer Thermometer Mode 2 Hold down until either FFF ora temperature value if set starts to flash which indicates the setting screen Press to move the flashing to the pressure sensor calibration setting e At this time GFF or the barometric pressure value should be flashing on the display Press or to change the displayed barometric pressure by 1 hPa mb 0 05 inHg e Pressing and at the same time returns to the factory calibration HF F Press to return to the Barometer Thermometer Mode screen To change the Altitude Units Press to enter the Altimeter Mode Hold down until the display clears After four or five seconds either HFF or the current reference altitude if set starts to flash which indicates the setting screen Press three times to move the flashing to the altitude unit setting Use to select the unit you want m or ft Press to return to the Al
15. ecklaces etc and household appliances TVs personal computers washing machines freezers etc e Whenever you suspect that the watch may have become magnetized perform one of the calibration procedures under Calibrating the Bearing Sensor Calibrating the Bearing Sensor Whenever you suspect that direction readings produced by the watch are wrong you should calibrate it You can use either one of two calibration procedures bidirectional calibration or northerly calibration Use bidirectional calibration when you want to take readings within an area exposed to magnetic force This type of calibration should be used if the watch become magnetized for any reason With northerly calibration you teach the watch which way is north which you have to determine with another compass or some other means You could use this calibration procedure for example to set the watch to indicate true north instead of magnetic north Important e If you want to perform both bidirectional and northerly calibration be sure to perform bidirectional calibration first and then perform northerly calibration This is necessary because bidirectional calibration cancels any previously set northerly calibration setting e The more correctly you perform bidirectional calibration the better the accuracy of the bearing sensor readouts You should perform bidirectional calibration whenever you change environments where you use the bearing sensor and
16. en every five seconds for the first three minutes e The BARO indicator flashes on the display while a measurement is in progress e The barometer automatically takes measurements every two hours starting from midnight regardless of what mode you are in The results of these measurements are used for the barometric pressure graph e You can also perform a barometric pressure and temperature measurement at any time by pressing in the Barometer Thermometer Mode Barometer and Thermometer Precautions e The pressure sensor built into this watch measures changes in air pressure which you can then apply to your own weather predictions It is not intended for use as a precision instrument in official weather prediction or reporting applications e Sudden temperature changes can affect pressure sensor readings e Temperature measurements are affected by your body temperature while you are wearing the watch direct sunlight and moisture To achieve a more accurate temperature measurement remove the watch from your wrist place it in a well ventilated location out of direct sunlight and wipe off all moisture from the case It takes approximately 20 to 30 minutes for the case of the watch to reach the actual surrounding temperature You can change the measured barometric pressure unit between hecto pascals millibars hPa mb and inchesHg inHg See Changing the Barometric Pressure and Temperature Units for details You can change the
17. er you position your wrist as described below in any mode Note that this watch features a Full Auto EL Light so the auto light switch operates only when available light is below a certain level It does not turn on the backlight under bright light Moving the watch to a position that is parallel to the ground and then tilting it towards you more than 40 degrees causes the backlight to turn on are L z DNA Paaa to y Y groun Ve K More than Warning e Always make sure you are in a safe place whenever you are reading the display of the watch using the auto light switch Be especially careful when running or engaged in any other activity that can result in accident or injury Also take care that sudden illumination by the auto light switch does not surprise or distract others around you When you are wearing the watch make sure that its auto light switch is turned off before riding on a bicycle or operating a motorcycle or any other motor vehicle Sudden and unintended operation of the auto light switch can create a distraction which can result in a traffic accident and serious personal injury To turn the auto light switch on and off In the Timekeeping Mode hold down for about one second to toggle the auto light switch on auto displayed or off auto lt not displayed e Pressing while in the Timekeeping Mode changes to the Barometer Thermometer Mode but keep depressed for about one second to tur
18. et time for about 10 seconds in all modes or until you stop it by pressing any button To test the alarm In the Alarm Mode hold down to sound the alarm To turn the daily alarm and the Hourly Time Signal on and off In the Alarm Mode press to cycle through the settings shown below Alarm On Indicator Hourly Time Signal On Indicator pn gt BD A Alarm On Alarm Off Alarm On Alarm Off Signal On Signal Off Signal Off Signal On e The alarm on indicator and the Hourly Time Signal on indicator are shown on the display in all modes while these functions are turned on Backlight The backlight uses an EL electro luminescent panel that causes the entire display to glow for easy reading in the dark The watch s auto light switch automatically turns on the backlight when you angle the watch towards your face e The auto light switch must be turned on indicated by the auto light switch on indicator for it to operate e See Backlight Precautions for other important information about using the backlight Auto light switch on indicator USER S GUIDE 2471 To turn on the backlight manually In any mode press to illuminate the display for about two seconds e The above operation turns on the backlight regardless of the current auto light switch setting About the Auto Light Switch Turning on the auto light switch causes the backlight to turn on for about two seconds whenev
19. etting e Press to move the flashing in the sequence shown below Altitude alarm value Long Short Altitude Reference Mode Setting gt Unit gt Altitude y 3 Press or to change the current Aarm altitude alarm value by 5 meters or 20 feet e You can set the altitude alarm value within J the range of 10 000 to 10 000 meters 32 800 to 32 800 feet e Pressing and at the same time resets the altitude alarm value to f 4 Press to exit the setting screen To turn the altitude alarm on and off 1 In the Altimeter Mode hold down until the display clears After four or five seconds either GFF or the current reference altitude value if set starts to flash which indicates the setting screen Press once to move the flashing to the altitude alarm setting Press to toggle the altitude alarm on 90 and off RFF 4 Press to exit the setting screen e An altitude alarm on indicator appears on the Altimeter Mode s Altitude Screen while the altitude alarm is turned on This indicator does not appear on any other screen or in any other mode Altitude alarm on indicator Current On Off status Data Recall Use the Data Recall Mode to view memory measurement data To view memory measurement data 1 Enter the Data Recall Mode 2 Press to cycle through the various data screens in the sequence shown below To view the cumulative t
20. hows which buttons you need to press to navigate between modes Data Recall Mode REC Timekeeping Mode Aan enp 9 35 Alarm Mode Timekeeping o Use the Timekeeping Mode to set and view the PM indicator Seconds current time and date Day of week To set the time and date fsun 1 In the Timekeeping Mode hold down until p ine 4 the seconds start to flash which indicates the 10 5835 setting screen 2 Press to move the flashing in the OW 63076 Year Month Day settings sequence shown below to select other Hour Minutes 12 24 Hour Seconds Hour Minutes gt Format Power Saving Day of Day le Month e Year on off week 3 When the setting you want to change is flashing use to change it as described below Setting Screen Button Operations Seconds 10 5835 Press to reset the seconds to B8 Hour Minutes JU Use to change the setting 12 24 Hour ZH Use to toggle between 12 hour 12H and format i 24 hour 24H timekeeping Year Month Ge 630 Use to change the setting Day u u Day of week ZOH Use to change the setting Power Saving n Press to toggle the Power Saving on on off u n On and off OFF 4 Press to exit the setting screen If the display of the watch is blank If the SLEEP indicator is on the display either flashing or s
21. ich is somewhat different from true polar north The magnetic north pole is located in northern Canada while the magnetic south pole is in southern Australia Note that the difference between magnetic north and true north as measured with all magnetic compasses tends to be greater as one gets closer to either of the magnetic poles You should also remember that some maps indicate true north instead of magnetic north and so you should make allowances when using such maps with this watch Location e Taking a direction reading when you are near a source of strong magnetism can cause large errors in readings Because of this you should avoid taking direction readings while in the vicinity of the following types of objects permanent magnets magnetic necklaces etc concentrations of metal metal doors lockers etc high tension wires aerial wires household appliances TVs personal computers washing machines freezers etc Accurate direction readings are impossible while in a train boat air plane etc Accurate readings are also impossible indoors especially inside ferro concrete structures This is because the metal framework of such structures picks up magnetism from appliances etc Storage e The precision of the bearing sensor may deteriorate if the watch becomes magnetized Because of this you should be sure to store the watch away from magnets or any other sources of strong magnetism including permanent magnets magnetic n
22. m Rooftop at an altitude of i j 230 m above sea level Relative altitude A Ooo ive altitude Altitude above sea level Sea Precautions Concerning Simultaneous Measurement of Altitude and Temperature Though you can perform altitude and temperature measurements at the same time you should remember that each of these measurements require different conditions for best results With temperature measurement it is best to remove the watch from your wrist in order to eliminate the effects of body heat In the case of altitude measurement on the other hand it is better to leave the watch on your wrist because doing so keeps the watch at a constant temperature which contributes to more accurate altitude measurements The following describes what you should do to give priority to either altitude or temperature e To give altitude measurement priority leave the watch on your wrist or in any other location where the temperature of the watch is kept constant e To give temperature measurement priority remove the watch from your wrist and allow it to hand freely from your bag or in another location where it is not exposed to direct sunlight Note that removing the watch from your wrist can momentarily affect pressure sensor readings Question How does the barometer work Answer Barometric pressure indicates changes in the atmosphere and by monitoring these changes you can predict the weather with reasonable accu
23. med in the Digital Compass Mode e You can calibrate the bearing sensor if you suspect the direction reading is incorrect To enter and exit the Digital Compass Mode 1 While in the Timekeeping Barometer Thermometer or Altimeter Mode press to enter the Digital Compass Mode e Atthis time the watch immediately starts a Digital Compass operation After about two seconds letters appear on the display to indicate the direction that the 12 o clock position of the watch is pointing 2 Press to return to the Timekeeping Mode To take a direction reading 1 Enter the Digital Compass Mode 2 Place the watch on a flat surface or if you are wearing the watch make sure that your wrist is horizontal in relation to the horizon Point the 12 o clock position of the watch in the direction you want to measure Press to start a Digital Compass measurement operation e After about two seconds the direction that the 12 o clock position of the watch is pointing Timekeeping Mode time appears on the display e Also four pointers appear to indicate magnetic north south east and west yn NY Mw o e After the first reading is obtained the watch continues to take direction readings automatically each second for up to 20 seconds Magnetic north pointer 12 o clock position Direction Direction value in degrees x USER S GUIDE 2471 e The COMP indicator flashes on the display while a measurement is i
24. move the flashing to the unit setting you want to change C F or hPa mb inHg 5 Use to select the unit you want 6 Press to return to the Barometer Thermometer Mode screen Calibrating the Temperature Sensor The temperature sensor of this watch is calibrated at the factory before shipment and further adjustment is normally not required If you notice serious errors in the temperature readings produced by the watch you can calibrate the sensor to correct the errors Important Incorrectly calibrating the temperature sensor can result in incorrect readings Carefully read the following before doing anything e Compare the readings produced by the watch with those of another reliable and accurate thermometer e If adjustment is required remove the watch from your wrist and wait for 20 or 30 minutes to give the temperature of the watch time to stabilize To calibrate the temperature sensor 1 Press to enter the Barometer Thermometer Mode Hold down until either BFF ora temperature value if set starts to flash which indicates the setting screen Press or to change the displayed temperature by 0 1 C or 0 2 F e Pressing and at the same time returns to the factory calibration GFF Press to return to the Barometer Thermometer Mode screen Calibrating the Barometric Pressure Sensor The pressure sensor of this watch is calibrated at the factory befor
25. n How does the altimeter work Answer Generally air pressure and temperature decrease as altitude increases This watch bases its altitude measurements on International Standard Atmosphere ISA values stipulated by the International Civil Aviation Organization ICAO These values define relationships between altitude air pressure and temperature Altitude Air Pressure Temperature 616 hPa mb About 8 hPa mb per 100m 11 C 701 hPa mb about 9 hPa mb per 100m 5 C About 6 5 C 795 hPalmb_ About 10 hPa mb per 100m __2 C Per 1000 m 899 hPa mb About 11 hPa mb per 100m g 59 About 12 hPa mb per 100 m 1013 hPa mb 15 C 19 03 inHg About 0 15 inHg per 200 ft 12 F 22 23 inHg _ About 0 17 inHg per 200 ft _30 5 F About 3 6 F 4 per 1000 ft 25 84 inHg About 0 192 inHg per 200 ft 44 79 About 0 21 inHg per 200 ft 29 92 inHg 59 0 F Source International Civil Aviation Organization Note that the following conditions will prevent you from obtaining accurate readings When air pressure changes because of changes in the weather Extreme temperature changes When the watch itself is subjected to strong impact There are two standard methods of expressing altitude Absolute altitude and relative altitude Absolute altitude expresses an absolute height above sea level Relative altitude expresses the difference between the height of two different places noo ooo i Height of building 130
26. n progress e The direction value that appears on the display represents the clockwise angle formed between magnetic north which is 0 degrees and the displayed direction Note e Note that taking a measurement while the watch is not horizontal in relation to the horizon can result in large measurement error e The margin of error for the direction value is 11 degrees If the indicated direction is northwest NW and 315 degrees for example the actual direction can be anywhere from 304 to 326 degrees e Digital Compass operation is automatically interrupted whenever an alarm Daily Alarm or Hourly Time Signal sounds If this happens start the Digital Compass operation again from the beginning e The following table shows the meanings of each of the direction abbreviations that appear on the display Meaning Direction Meaning Direction Meaning Direction Meaning North East northeast Northeast northeast East South southeast Southeast southeast South West southwest Southwest southwest West North northwest Northwest northwest e See Digital Compass Precautions for other important information about taking direction readings Barometer Thermometer This watch uses a pressure sensor to measure air pressure barometric pressure and a temperature sensor to measure temperature e You can calibrate the temperature sensor and the pressure sensor if you suspect that readings are in
27. n the auto light switch on or off After that you can return to the Timekeeping Mode by pressing e The auto light switch on indicator auto lt is on the display in all modes while the auto light switch is turned on Questions amp Answers Question What causes incorrect direction readings Answer e Incorrect bidirectional calibration Perform bidirectional calibration e Nearby source of strong magnetism such as a household appliance a large steel bridge a steel beam overhead wires etc or an attempt to perform direction measurement on a train boat etc Move away from large metal objects and try again Note that digital compass operation cannot be performed inside a train boat etc Question What causes different direction readings to produce different results at the same location Answer Magnetism generated by nearby high tension wires are interfering with detection of terrestrial magnetism Move away from the high tension wires and try again Question Why am having problems taking direction readings indoors Answer ATV personal computer speakers or some other object is interfering with terrestrial magnetism readings Move away from the object causing the interference or take the direction reading outdoors Indoor taking direction readings are particularly difficult inside ferro concrete structures Remember that you will not be able to take direction readings inside of trains airplanes etc Questio
28. oring these changes you can predict the weather with reasonable accuracy The barometric pressure graph shows the barometric readings for the past 26 hours The flashing point on the right of the display is the point for the newest measurement Note that pressure graph readings are relative to the newest measurement point One dot above the newest point is plus 1hPa mb 0 05 inHg while one dot below is minus 1hPa mb 0 05 inHg The following shows how to interpret the data that appears on the barometric pressure graph A rising graph generally means improving weather A falling graph generally means deteriorating weather Note that if there are sudden changes in weather or temperature the graph line of past measurements may run off the top or bottom of the display The entire graph will become visible once barometric conditions stabilize The following conditions cause the barometric pressure measurement to be skipped with the corresponding point on the barometric pressure graph being left blank e Barometric reading that is out of range 260 hPa mb to 1 100 hPa mb or 7 65 inHg to 32 45 inHg e Sensor malfunction e Dead batteries Not visible on the display About Barometric and Temperature Measurements e Barometric pressure and temperature measurement operations are performed as soon as you enter the Barometer Thermometer Mode After that barometric pressure and temperature measurements are tak
29. otal ascent value press e If an error occurs during memory measurement the the relative altitude in the Data Recall Mode is shown for Altitude Alternates at 1 second intervals Qe 537 Recording date Recording time Hour Minutes Year Month Day Start Time Data Measurement End Time Cumulative Maximum Altitude Total Ascent Relative Altitude Total Ascent ee AMETE AEA GEEL 1oo i600 o2 630 o2 630 Measurement Time Alarm After you set and turn on the daily alarm the alarm tone sounds when the alarm time is reached You can also turn on an Hourly Time Signal that causes the watch to beep for about one second every hour on the hour e All of the operations in this section are performed in the Alarm Mode which you enter by pressing Hourly time signal on indicator Alarm on indicator Timekeeping Mode time Alarm time Hour Minutes To set the alarm time 1 In the Alarm Mode hold down until the hour setting of the alarm time starts to flash which indicates the setting screen e This automatically turns on the alarm Press to move the flashing between the hour and minute settings 3 While a setting is flashing use to increase it e When setting the alarm time using the 12 hour format take care to set the time correctly as a m no indicator or p m P indicator 4 Press to exit the setting screen Alarm Operation The alarm sounds at the pres
30. racy Rising atmospheric pressure indicates good weather while falling pressure indicates deterioration weather conditions The barometric pressures that you see in the newspaper and on the TV weather report are measurements corrected to values measured at 0 m sea level Battery This watch is equipped with a solar cell and a rechargeable battery secondary battery that is charged by the electrical power produced by the solar cell Solar cell panel Important e Storing the watch for long periods in an area where there is no light or wearing it in such a way that it is blocked from exposure to light can cause rechargeable battery power to run down Be sure that the watch is normally exposed to bright light whenever possible USER S GUIDE 2471 This watch employs a solar cell that converts light into electricity that charges a built in rechargeable battery Normally the rechargeable battery should not need replacement but after very long use over a number of years the rechargeable battery may lose its ability to achieve a full charge Should you notice problems with getting the rechargeable battery to a full charge contact your dealer or CASIO distributor about having the rechargeable battery replaced The rechargeable battery should be replaced with a CASIO specified CTL1616 battery only Other rechargeable batteries can cause damage to the watch e Having the battery replaced will delete all data stored in watch memory
31. rth pointer flashes at the 6 o clock position to indicate that the watch is ready for the second direction 4 Rotate the watch 180 degrees 5 Press again to calibrate the second direction e The message OK appears and the watch automatically returns to the Digital Compass Mode screen To perform northerly calibration 1 While in the Digital Compass Mode hold down for about one second until the upper display area changes to show 1 which indicates the setting screen Press to start the northerly calibration procedure e At this time the indicator direction N appears in the upper display area 3 Place the watch on a level surface and position it so that its 12 o clock position points north as measured with another compass 4 Press to start the calibration operation e The message OK appears and the watch automatically returns to the Digital Compass Mode screen Changing the Barometric Pressure and Temperature Units Changing the barometric pressure units automatically restarts the barometric pressure graph To change the Barometric Pressure and Temperature Units 1 Press to enter the Barometer Thermometer Mode 2 Hold down until either FFF ora temperature value if set starts to flash which indicates the setting screen 3 Press to move the flashing in the sequence shown below Temperature Pressure Sensor Sensor C F hPa mb inHg Calibration Calibration 4 Press to
32. teady it means that the display is blank because the watch s Power Saving function has shut it to conserve power Power Saving automatically turns off the display and puts the watch into a sleep state whenever your watch is left in an area where it is dark for a certain period e The initial factory default setting is Power Saving on e The watch recovers from the sleep state if you move it to a well lit area if you press any button or if you angle the watch towards your face for reading It can take up to five seconds for the display to turn on e See Power Saving Function for more information About This Manual e Button operations are indicated using the letters shown in the illustration e Each section of this manual provides you with the information you need to perform operations in each mode Further details and technical information can be found in the Reference section Light e You can use buttons and to directly enter a sensor mode from the Timekeeping Mode or from another sensor mode To get to a sensor mode from the Data Recall or Alarm Mode you must go to the Timekeeping Mode first Sensor Modes Press Press Press Barometer Digital Compass Mode Thermometer Mode Altimeter Mode 330 10 5855 Digital Compass A built in bearing sensor detects magnetic north and indicates one of 16 directions on the display Direction readings are perfor
33. the default setting See Memory measurement for information about the Short Mode and Long Mode e If you do not perform any operation while in the Altimeter Mode the watch automatically returns to the Timekeeping Mode after four or five hours in the Short Mode or after nine or 10 hours in the Long Mode Memory measurement The memory measurement operation stores the following data in watch memory Note that each time you perform a memory measurement operation it creates a new set of records replacing the set of records currently in memory Memory measurement continues to be performed indicated by the REC indicator flashing on the display even if you change to another mode Measurement start time date and altitude 1 record Automatic altitude readings and time at fixed interval Up to 39 records Measurement end time date and altitude 1 record The watch also calculates the following values using measured data and maintains one record for each in memory Relative altitude altitude difference between start point and current altitude or measurement end altitude Measurement time Maximum altitude highest measured altitude in memory Total ascent total of ascents A B Cumulative total ascent total of all measured altitude values in memory Maximum altitude lt Stop point Start point Starting a new measurement automatically clears relative altitude measurement time maximum altitude and total ascent values c
34. timeter Mode screen Changing the altitude units automatically turns the altitude alarm off Changing the altitude units automatically restarts the altitude graph Performing the above procedure causes altitude values stored in memory also to be converted to the unit you select
35. ure that is required to take the battery from one level to the next Exposure Level Approximate Exposure Time Brightness Level 4 Level 3 Level 2 Level 1 Outdoor Sunlight 50 minutes 12 hours 2 hours 50 000 lux Sunlight Through a 2 hours 60 hours 10 hours Window 10 000 lux Daylight Through a Window on a Cloudy Day 5000 lux Indoor Fluorescent 32 hours Lighting 500 lux e The above exposure time values are all for reference only Actual required exposure times depend on lighting conditions 4 hours Reference This section contains more detailed and technical information about watch operation It also contains important precautions and notes about the various features and functions of this watch Sensor Malfunction Indicator Should the pressure sensor or direction sensor malfunction the message ERR appears on the display for about two seconds and then sensor operation is disabled Direction Barometric Altitude Measurement Pressure Measurement PN Ers aN J indicator 0i A es 30 155 as Nes 5855 measurement value e After battery power drops to Level 4 the watch performs a memory check when power is restored from Level 3 to Level 2 The message ERR appears on the display if any memory abnormality is discovered If this happens take the watch to an authorized CASIO distributor or maintenance service provider e Even if battery power is at Level 1 or Level 2
36. uring altitude in applications that demand professional or industrial level precision Remember that the air inside of a commercial aircraft is pressurized Because of this the readings produced by this watch will not match the altitude readings announced or indicated the flight crew How the Altimeter Works With the Preset Values No Reference Altitude e The watch measures the air pressure at your current location and uses the built in ISA values to convert it to the equivalent altitude USER S GUIDE 2471 With a Reference Altitude e If you set a reference altitude the watch uses that value when calculating altitude based on air pressure To determine the height of a tall building set the reference altitude to 0 on the ground floor Note however that you may not be able to get a good reading if the building is pressurized or air conditioned When mountain climbing you can set the reference value in accordance with a marker along the way or altitude AQ information from a map After you do this hA UOA the altitude readings produced by the Q G watch will be more accurate than they would without a reference altitude To take an altitude reading Pressing in the Timekeeping Mode or in any of the other sensor modes enters the Altimeter Mode The watch automatically starts altitude measurement and displays the results Altitude graph current altitude flashing unit 10m 40 ft Altitude About one a
37. urrently in memory Starting a new measurement does not clear cumulative total ascent This value continues to increase until it reaches 99 995 meters 327 983 feet After that it reverts to 0 and starts again The interval between memory measurements depends on whether the Short Mode or the Long Mode is selected Short Mode 5 minute interval Long Mode 15 minute interval Relative altitude cumulative total ascent and maximum altitude data is calculated at regular intervals depending on the Long Mode Short Mode setting In both modes calculations are performed every five seconds for the first three minutes After that calculations are performed every minute in the Short Mode and every two minutes in the Long Mode To select the Short Mode or Long Mode 1 In the Altimeter Mode hold down until the display clears After four or five seconds either GFF or the current reference altitude value if set starts to flash which indicates the setting screen e HFF indicates no reference altitude e Note that you will not be able to change the Short Long Mode setting if a memory measurement operation is in progress Press twice e This causes either 0 05 Short Mode or 0 15 Long Mode to appear which indicates the current mode setting Each press of toggles between the Short Mode and Long Mode Press to exit the setting screen To perform memory measurement Hold down for about one second until REC
38. whenever you feel that the bearing sensor is producing incorrect readings USER S GUIDE 2471 Precautions about bidirectional calibration e You can use any two opposing directions for bidirectional calibration You must however make sure that they are 180 degrees opposite each other Remember that if you perform the procedure incorrectly you will get wrong bearing sensor readings Do not move the watch during the one or two seconds from the point you press 6 up to the point that OK appears in the upper display area that the calibration of each direction is in progress You should perform bidirectional calibration in an environment that is the same as that where you plan to be taking direction readings If you plan to take direction readings in an open field for example calibrate in an open field To perform bidirectional calibration 1 Press to enter the Digital Compass Mode H 2 Hold down for about one second until the AA ook upper display area changes to show 1 which indicates the setting screen e At this time the magnetic north pointer E flashes at the 12 o clock position to indicate that the watch is ready to calibrate the first direction 3 Place the watch on a level surface facing any direction you want and press to calibrate the first direction e When the calibration procedure is complete the message OK appears in the upper display area This soon changes to 2 and the magnetic no
Download Pdf Manuals
Related Search