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Ambient Weather WS-108 Keychain Altimeter, Barometer, 

Thermometer & Compass User Manual 

 

 

Table of Contents

 

1.

 

Introduction ..................................................................................................................................... 2

 

2.

 

Getting Started ................................................................................................................................ 2

 

2.1

 

Parts List ................................................................................................................................. 2

 

2.2

 

Precautions ............................................................................................................................. 2

 

2.3

 

Installing the Battery .............................................................................................................. 2

 

3.

 

Display Layout ................................................................................................................................ 3

 

4.

 

Set Mode ......................................................................................................................................... 4

 

4.1

 

Forecast Mode ........................................................................................................................ 4

 

4.2

 

12Hr/ 24Hr Format ................................................................................................................. 4

 

4.3

 

Time........................................................................................................................................ 4

 

4.4

 

Date ........................................................................................................................................ 5

 

4.5

 

Units of Measure .................................................................................................................... 5

 

4.6

 

Magnetic Declination ............................................................................................................. 5

 

4.7

 

Compass Calibration .............................................................................................................. 5

 

5.

 

Normal Mode .................................................................................................................................. 6

 

5.1

 

Time and Date Display ........................................................................................................... 6

 

5.2

 

Altitude and Temperature Display and Altitude Calibration .................................................. 6

 

5.3

 

High Altitude Display .............................................................................................................  7

 

5.4

 

Barometric Pressure Mode ..................................................................................................... 8

 

5.5

 

Compass Mode ....................................................................................................................... 8

 

6.

 

Altimeter Mode ............................................................................................................................... 8

 

6.1

 

Climb Altitude ........................................................................................................................ 9

 

6.2

 

Climb Rate .............................................................................................................................. 9

 

7.

 

Backlight ....................................................................................................................................... 10

 

8.

 

Low Battery Indicator ................................................................................................................... 10

 

9.

 

Discussion of Features and Limitations ........................................................................................ 10

 

9.1

 

Weather Forecasting ............................................................................................................. 10

 

9.2

 

Magnetic Declination ........................................................................................................... 10

 

9.3

 

Temperature Changes ........................................................................................................... 11

 

9.4

 

Pressure Altitude vs. True Altitude .......................................................................................  11

 

9.5

 

Relative Pressure vs. Sea-level Pressure .............................................................................. 11

 

9.6

 

Digital Compass Measurement ............................................................................................ 11

 

10.

 

Glossary of Terms .....................................................................................................................  12

 

11.

 

Specifications ........................................................................................................................... 12

 

12.

 

Other Specifications ................................................................................................................. 12

 

13.

 

Troubleshooting Guide ............................................................................................................. 12

 

14.

 

Accessories ............................................................................................................................... 14

 

15.

 

Liability Disclaimer .................................................................................................................. 14

 

16.

 

Warranty Information ............................................................................................................... 14

 

Version 

1.1 

   ©Copyright 

2011, 

Ambient 

LLC. 

All 

Rights 

Reserved. 

   Page 

Summary of Contents for WS-108

Page 1: ...ibration 6 5 3 High Altitude Display 7 5 4 Barometric Pressure Mode 8 5 5 Compass Mode 8 6 Altimeter Mode 8 6 1 Climb Altitude 9 6 2 Climb Rate 9 7 Backlight 10 8 Low Battery Indicator 10 9 Discussion of Features and Limitations 10 9 1 Weather Forecasting 10 9 2 Magnetic Declination 10 9 3 Temperature Changes 11 9 4 Pressure Altitude vs True Altitude 11 9 5 Relative Pressure vs Sea level Pressure ...

Page 2: ...e specified temperature range 14 to 140 F Use your body warmth to keep within the low temperature range Note Do not use a magnetized CR2032 battery which can corrupt the compass measurement Note Do not use near strong magnetic or EMI forces TVs computers electronics which can corrupt the compass measurement 2 3 Installing the Battery Rotate the back cover counter clockwise about 20 gripping the un...

Page 3: ...ntil the back cover is completely closed The display should be powered up in the time and date mode and ready for use Figure 1 3 Display Layout The display layout is shown in Figure 2 Figure 2 Version 1 1 Copyright 2011 Ambient LLC All Rights Reserved Page 3 ...

Page 4: ... seconds of inactivity and return to the NORMAL mode The following sections describe the settings available in the Set Mode To skip any step press the MODE button again Set Modes Forecast 12 24 Hr Hour Minute Month Day Temperature Units Pressure Units Altitude Units Compass Magnetic Declination Compass Calibration 4 1 Forecast Mode The current forecast will begin flashing Press the ALTI button to ...

Page 5: ...agnetic declination calibration Cb icon will be displayed and the declination calibration value will begin flashing Press the MODE button to advance to the next step Note The maximum declination is 30 To set a negative declination advance past 30 to roll over to 30 4 7 Compass Calibration The 16 point compass reference points will begin flashing Press the ALTI button to enter the compass calibrati...

Page 6: ...me and Date Display Version 1 1 Copyright 2011 Ambient LLC All Rights Reserved Page 6 The default display mode is Time and Date The time is the primary display and the date is the secondary display with the forecast icon and pressure trend at the top of the display as shown in Figure 3 Press the MODE button to continue to the next display mode Figure 3 5 2 Altitude and Temperature Display and Alti...

Page 7: ...I button to advance the calibrated altitude x 1 setting Press and hold the MODE button for 3 seconds to exit the altitude calibration mode Press the MODE button to continue to the next display mode Figure 4 5 3 High Altitude Display The high altitude since reset or calibration is the primary display and the H high icon is the secondary display as shown in Figure 5 To reset the high altitude press ...

Page 8: ...ion N NNE NE ENE E ESE SE SSE S SSW SW WSW W WNW NW NNW is the secondary display as shown in Figure 7 A four point bearing is indicated at the circumference of the display with the main bearing indicator pointing north Press the MODE button to return to the time and date display mode Figure 7 6 Altimeter Mode To enter the ALTIMETER mode while in the NORMAL mode press the ALTI button To exit the AL...

Page 9: ...press and hold the MODE button for 3 seconds and the climb altitude will reset to 0 Figure 8 Press the MODE button to continue to the next display mode 6 2 Climb Rate The climb altitude the change in altitude since the last reset is the primary display and the altitude rate of change in the last minute ft min is the secondary display as shown in Figure 9 The climb rate updates once per minute Figu...

Page 10: ...titude Thus if you are hiking climbing or driving and continuously changing altitude the weather forecasting tool must be recalibrated 9 2 Magnetic Declination Magnetic declination is defined as the angle between magnetic north the direction the north end of a compass needle points and true north Only a GPS can determine true north by knowing your exact orientation on the earth All digital compass...

Page 11: ... a thousand feet the changes due to weather are more pronounced at higher altitude To offset the difference between Pressure Altitude and True Altitude you must calibrate the device at a known altitude whenever convenient For more information on altitude calibration refer to Secti 9 5 Relative Pressure vs Sea level Pressure Relative Pressure is the pressure measured at your location and Sea level ...

Page 12: ...ined as the number of significant digits decimal places to which a value is being reliably measured Sea level Pressure Absolute Pressure Sea level Pressure is the relative pressure measured at your location compensated to sea level To compare pressure conditions from one location to another meteorologists correct pressure to sea level conditions True Altitude True altitude is the elevation above m...

Page 13: ...to reach a given temperature due to the mass of the display Thus rapid changes in temperature take several minutes to be measured by the digital thermometer If the display is close to your body it will not accurately measure the ambient temperature and may take several minutes when away from your body warmth Thus it is best to hang the display from the carbineer in the open air to accurately measu...

Page 14: ...d grounds strongly damages the environment Reading the User manual is highly recommended The manufacturer and supplier cannot accept any responsibility for any incorrect readings and any consequences that occur should an inaccurate reading take place This product is designed for personal use as indication of weather conditions This product is not to be used for medical purposes or for public infor...

Page 15: ...ned in your owner s manual 3 damage resulting from the performance of repairs or alterations by someone other than an authorized Ambient LLC authorized service center 4 units used for other than home use 5 applications and uses that this product was not intended This warranty covers only actual defects within the product itself and does not cover the cost of installation or removal from a fixed in...

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