Ambient Weather Fischer 1434B-22-B 사용자 설명서 - 페이지 2

{카테고리_이름} Ambient Weather Fischer 1434B-22-B에 대한 사용자 설명서을 온라인으로 검색하거나 PDF를 다운로드하세요. Ambient Weather Fischer 1434B-22-B 5 페이지. Nautical barometer (open face)

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Ambient Weather Fischer 1434B-22-B 사용자 설명서

1. Introduction

Thank you for your purchase of the Fischer 1434B-22-B Barometer. 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.

2. Care and Cleaning

Avoid use of harsh household cleaners and coarse paper towels, which can scratch the bezel or lens.

Fingerprints and dirt may be removed the lenses and bezels with a soft cloth lightly 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. Barometer Operation

Mounting hole for attaching to wall

Breathing holes for accurate barometer

Mounting screw for plaque mount (removing will damage the instrument)

Barometer calibration set screw

3.1 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 is prevented from

collapsing by a strong spring. Small changes in external air pressure cause the cell to expand or

contract. This expansion and contraction drives mechanical levers such that the tiny movements of the

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