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Ambient Weather GL152-BT Marine Barometer-Thermometer User Manual Table of Contents Introduction ............................. 2 Care and Cleaning ........................... 2 Installation ............................2 Barometer Operation ........................3 How the aneroid barometer works ..................3 Reading the barometer ......................4 Absolute vs. Relative Pressure ....................4 Barometer Calibration ......................
1. Introduction Thank you for your purchase of the Ambient Weather GL152-BT Barometer-Thermometer. The following is a guide for preparation, care and operation of your marine weather instrument. Note: Some of the images are generic and may not match your exact model.
Figure 3 4. Turn the instrument panel clockwise until it no longer rotates, as shown in Figure 4. The instrument panel will now be vertically 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.
the cell to expand or contract. This expansion and contraction drives mechanical levers such that the tiny movements of the capsule are amplified and displayed on the face of the aneroid barometer. Many models include a manually set needle which is used to mark the current measurement so a change can be seen.
pressure. To determine the relative pressure for your location, locate an official reporting station near you (the internet is the best source for real time barometer conditions, such as Weather.com or Wunderground.com), and set your weather station to match the official reporting station. 4.4 Barometer Calibration Your barometer will operate from -100 to 7,000 feet with reliable accuracy.
Your Ambient, LLC warranty covers all defects in material and workmanship with the following specified exceptions: (1) damage caused by accident, unreasonable use or neglect (lack of reasonable and necessary maintenance); (2) damage resulting from failure to follow instructions contained in your owner’s manual;...
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