Casio 2273 User Manual Download Page 9

2273-9

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.

Compare the readings produced by the watch with those of another
reliable and accurate thermometer.

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

1. Enter the Barometer/Thermometer Mode.
2. Hold down 

A

 until the message 

OFF

appears (flashing), which indicates the
setting screen.

A temperature value appears instead of

OFF

 (factory calibration) if you

previously calibrated the temperature
sensor.

3. Each press of 

E

 increases the displayed temperature by 0.1

°

C (or 0.2

°

F)

while pressing 

B

 decreases it.

Pressing 

B

 and 

E

 at the same time returns to the factory calibration

(

OFF

).

4. Press 

A

 to return to the Barometer/Thermometer Mode screen.

Calibrating the Barometric Pressure Sensor

The pressure 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 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 barometric pressure

1. Enter the Barometer/Thermometer Mode.
2. Hold down 

A

 until the message 

OFF

appears (flashing), which indicates the
setting screen.

A temperature value appears instead of

OFF

 (factory calibration) if you

previously calibrated the temperature
sensor.

3. Press 

D

 to move the flashing to the barometric pressure calibration

setting.

At this time, 

OFF

 or the barometric pressure value should be flashing

on the display.

4. Each press of 

E

 increases the displayed barometric pressure by 1 hPa/

mb (0.05inHg), while pressing 

B

 decreases it.

Pressing 

B

 and 

E

 at the same time returns to the factory calibration

(

OFF

).

5. Press 

A

 to return to the Barometer/Thermometer Mode screen.

CITY DATA LIST

ANCHORAGE

–9.0

150

°

W

5:40

BAHAMAS

–5.0

77

°

W

7:30

BAJA, CALIFORNIA

–7.0

110

°

W

8:40

BANGKOK

+7.0

100

°

E

4:40

BOSTON

–5.0

71

°

W

11:20

BUENOS AIRES

–3.0

58

°

W

6:00

CASABLANCA

+0.0

8

°

W

1:30

CHRISTMAS ISLAND

+14.0

157

°

W

4:00

DAKAR

+0.0

17

°

W

7:40

GREAT BARRIER REEF, CAIRNS

+10.0

146

°

E

9:40

GUAM

+10.0

145

°

E

7:40

HAMBURG

+1.0

10

°

E

4:50

HONG KONG

+8.0

114

°

E

9:10

HONOLULU

–10.0

158

°

W

3:40

JAKARTA

+7.0

107

°

E

0:00

JEDDAH

+3.0

39

°

E

6:30

KARACHI

+5.0

67

°

E

10:10

KONA, HAWAII

–10.0

156

°

W

4:00

LIMA

–5.0

77

°

W

5:20

LISBON

+0.0

9

°

W

2:00

LONDON

+0.0

0

°

E

1:10

LOS ANGELES

–8.0

118

°

W

9:20

MALDIVES

+5.0

74

°

E

0:10

MANILA

+8.0

121

°

E

10:30

MAURITIUS

+4.0

57

°

E

0:50

MELBOURNE

+10.0

145

°

E

2:10

MIAMI

–5.0

80

°

W

7:30

NOUMEA

+11.0

166

°

E

8:30

PAGO PAGO

–11.0

171

°

W

6:40

PALAU

+9.0

134

°

E

7:30

PANAMA CITY

–5.0

80

°

W

3:00

PAPEETE

–10.0

150

°

W

0:10

RIO DE JANEIRO

–3.0

43

°

W

3:10

SEATTLE

–8.0

122

°

W

4:20

SHANGHAI

+8.0

121

°

E

1:20

SINGAPORE

+8.0

104

°

E

10:20

SYDNEY

+10.0

151

°

E

8:40

TOKYO

+9.0

140

°

E

5:18

VANCOUVER

–8.0

123

°

W

5:10

WELLINGTON

+12.0

175

°

E

4:50

Location

GMT Differential

Longitude

Lunitidal Interval

• Based on data as of January 2000.

Summary of Contents for 2273

Page 1: ... Stopwatch Mode Sensor Mode Digital Compass Mode Barometer Thermometer Mode Moon Tide Mode D Press B or C Press D Press B to enter the Digital Compass Mode or C to enter the Barometer Thermometer Mode from the Timekeeping Mode or Countdown Timer Stopwatch Mode To get to a sensor mode from the Moon Tide or Alarm Mode you must go to the Timekeeping Mode first D Press B or C Press D Press B Press C D...

Page 2: ...rential 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 3 Point the 12 o clock position of the watch in the direction you want to determine 4 Press B to start a Digital Compass reading operation After about two seconds the direction that the 12 o clock...

Page 3: ...cations Sudden temperature changes can affect pressure sensor readings 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 approximat...

Page 4: ... Start Time Reset time 0 00 5 00 Countdown End Beeper To turn auto repeat repeat and the progress beeper on and off 1 While in the Countdown Timer Stopwatch Mode hold down A until the time setting starts to flash which indicates the setting screen 2 Make sure the setting screen shows a countdown start time other than zero The next step will not work if the countdown start time setting is zero If i...

Page 5: ...e time in one hour increments When setting the tide data time using the 12 hour format take care to set the time correctly as a m no indicator or p m P indicator The area of the tide graph that corresponds to the specified date and time flashes About one second later Date Year Month Day Moon phase indicator Tide data time Moon age MOON TIDE MODE You can use the Moon Tide Mode to view the Moon age ...

Page 6: ...hat bidirectional calibration is required whenever batteries are replaced 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...

Page 7: ...e for 1 to 2 hours without performing any operation the watch automatically returns to the Timekeeping Mode If you leave a screen with flashing digits on the display for two or three minutes without performing any operation the watch automatically saves anything you have input up to that point and exits the setting screen Lunitidal Interval Theoretically high tide is at the Moon s transit over the...

Page 8: ... restart the bidirectional calibration procedure from the beginning The appearance of during bidirectional calibration can also be caused by local interference If you suspect that this is the case move to another location and try the procedure again 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 ...

Page 9: ...e readings produced by the watch with those of another reliable and accurate barometer To calibrate the barometric pressure 1 Enter the Barometer Thermometer Mode 2 Hold down A until the message OFF appears flashing which indicates the setting screen A temperature value appears instead of OFF factory calibration if you previously calibrated the temperature sensor 3 Press D to move the flashing to ...

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