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Ambient Weather GL152-BT Marine 

Barometer-Thermometer User Manual

 

 

Table of Contents

 

1.

 

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

 

2.

 

Care and Cleaning ........................................................................................................................... 2

 

3.

 

Installation ....................................................................................................................................... 2

 

4.

 

Barometer Operation ....................................................................................................................... 3

 

4.1

 

How the aneroid barometer works ......................................................................................... 3

 

4.2

 

Reading the barometer ............................................................................................................  4

 

4.3

 

Absolute vs. Relative Pressure ............................................................................................... 4

 

4.4

 

Barometer Calibration ............................................................................................................ 5

 

5.

 

Dial Thermometer ........................................................................................................................... 5

 

6.

 

Waterproof and Corrosion Proof Specifications ............................................................................. 5

 

7.

 

Warranty Information ...................................................................................................................... 5

 

8.

 

Liability Disclaimer ........................................................................................................................ 6

 

 

 

Version 

1.0 

   ©Copyright 

2011, 

Ambient 

LLC. All Rights Reserved. 

 

 

 

Page 1 

Summary of Contents for GL152-BT

Page 1: ... 4 Barometer Operation 3 4 1 How the aneroid barometer works 3 4 2 Reading the barometer 4 4 3 Absolute vs Relative Pressure 4 4 4 Barometer Calibration 5 5 Dial Thermometer 5 6 Waterproof and Corrosion Proof Specifications 5 7 Warranty Information 5 8 Liability Disclaimer 6 Version 1 0 Copyright 2011 Ambient LLC All Rights Reserved Page 1 ...

Page 2: ...tly dampened with a mixture of water and mild dishwashing liquid Be sure to dry the lens and bezel with a soft cloth after cleaning 3 Installation 1 Turn the blackplate counter clockwise Figure 1 and remove the back to expose the backplate as shown in Figure 2 Figure 1 Figure 2 2 Fix the backplate to a wall or plaque optional with the four mounting screws included as shown in Figure 2 3 Connect th...

Page 3: ...ically aligned as shown in Figure 5 Figure 4 Figure 5 4 Barometer Operation 4 1 How the aneroid barometer works An aneroid barometer uses a small flexible metal box called an aneroid cell This aneroid capsule cell is made from an alloy of beryllium and copper The evacuated capsule or usually more capsules is prevented from collapsing by a strong spring Small changes in external air pressure cause ...

Page 4: ...nt so a change can be seen Barometric readings should be taken daily Remember that the rate of change of barometric pressure is important in determining weather changes You may want to take multiple readings each day during periods of unstable weather conditions The following basic rule of thumb will hold true in using the barometer to predict weather conditions A fast rise in barometric pressure ...

Page 5: ...t metals together the coil bends causing the needle to move Bimetallic thermometers are not as accurate as bulb mercury or red spirit thermometers The dial thermometer should require no calibration 6 Waterproof and Corrosion Proof Specifications This unit is waterproof with double seals on the front and back of the unit and can be submersed in 300mm of water for 3 months and includes a 5 year warr...

Page 6: ...thin the product itself and does not cover the cost of installation or removal from a fixed installation normal set up or adjustments claims based on misrepresentation by the seller or performance variations resulting from installation related circumstances 8 Liability Disclaimer Reading the User manual is highly recommended The manufacturer and supplier cannot accept any responsibility for any in...

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