| Early inclinometers or clinometers were made up of | | | | standard due it's tiny size and low cost. Inclinometers |
| two basic parts, one of which is a flat side, or base, | | | | and clinometers generate an artificial horizon and |
| on which it stands, and the second a hollow disk just | | | | measure angular tilt with respect to this horizon. They |
| half filled with some heavy liquid. The glass face of | | | | are used in cameras, aircraft flight controls, and |
| the disk is surrounded by a graduated scale that | | | | automobile security systems. The tilt angle range is |
| marks the angle at which the surface of the liquid | | | | the range of desired linear output measured in |
| stands, with reference to the flat base. The line 0, | | | | degrees. |
| being parallel to the base, when the liquid stands on | | | | The earliest electronic inclinometers used some form |
| that line, the flat side is horizontal; the line 90, being | | | | of a weight, an extension, and a potentiometer. Early |
| perpendicular to the base, when the liquid stands on | | | | in the 1900s precision curved glass tubes filled with a |
| that line, the flat side is perpendicular or plumb. | | | | damping liquid and a steel ball were introduced to |
| Intervening angles are marked, and, with the aid of | | | | provide accurate visual angle indication. Common |
| conversion tables, the instrument indicates the rate | | | | sensor technology for electronic tilt sensors includes |
| of fall per set distance of horizontal measurement, | | | | accelerometers, liquid capacitives, electrolytics, gas |
| and set distance of the sloping line. | | | | bubbles in liquid, and pendula. Micro-Electro-Mechanical |
| The earliest electronic inclinometers used some form | | | | Systems technology is fast becoming the new |
| of a weight, an extension, and a potentiometer. Early | | | | standard due it's tiny size and low cost. Inclinometers |
| in the 1900s precision curved glass tubes filled with a | | | | and clinometers [ generate an artificial horizon and |
| damping liquid and a steel ball were introduced to | | | | measure angular tilt with respect to this horizon. They |
| provide accurate visual angle indication. Common | | | | are used in cameras, aircraft flight controls, and |
| sensor technology for electronic tilt sensors includes | | | | automobile security systems. The tilt angle range is |
| accelerometers, liquid capacitives, electrolytics, gas | | | | the range of desired linear output measured in |
| bubbles in liquid, and pendula. Micro-Electro-Mechanical | | | | degrees. |
| Systems technology is fast becoming the new | | | | |