Pressure Sensors - Type and Technologies Used in Production

Pressure sensors are industrial products that areis one that is more popularly known in measuring
typically used in order to measure gas and liquidpressure that is less than a certain location's
pressures. It acts as if it is a transducer or a deviceatmospheric pressure.
that converts energy into another form. It is capableThere are two more types of sensors namely the
of signal generation by way of using the pressuredifferential pressure sensor and the sealed pressure
imposed on optical, auditory, electrical and visualsensor. The former is used to obtain pressurized flow
signals.in vessels as well as to gauge whether there is a
These products are considered relevant to daily living.drop or increase in two or more pressure systems.
In some instances, they are also called asThe latter on the other hand, is used in order to
transmitters, indicators or senders. Variables such ascalculate sea level pressure.
fluid flow, gas flow, water level, speed and altitudeTechnologies that make up these industrial products
may also be measured through the aid of pressureThere are also various technologies adapted to come
sensors.up with a pressure sensor. Fiber optic sensors are
The different types of the product vary dependingthose that obviously make use of the concepts of
on the application where it is used, the cost of thefiber optics. The sensor then becomes a product of
product itself and the type of technology employed.small pieces of fiber optic interferometers.
They also cover measurements of pressureMechanical deflection is also used in order to produce
combustion. Here are some of the types of sensorsa pressure sensor. A liquid's mechanical properties are
classified according to type of pressure as well asoften measured to derive the pressure and to check
the various technologies employed.on its effect on a spring system. Any spring
Types of sensors according to pressurecompression changes are also recorded to come up
measurementswith the ample measurement of the pressure.
There are actually five types of pressure sensors inOther technologies that make up pressure sensors
this category. The first one is known as the absoluteare strain gauge, semiconductor piezoresistive,
pressure sensor or one that takes sensormicroelectromechanical systems, vibrating elements
measurements according to perfect vacuumand vibrating capacitance. Each of these technologies
pressure. The second one is known as the gaugehas its own distinct characteristics.
pressure sensor known to be usable in variousOverall, a pressure sensor is useful in aircraft, cars
applications because of its capability to be calibratedand other machinery pressures as well as weather
to adapt to atmospheric pressures in differentinstrumentation, weather balloons, rockets and
locations.satellites.
A third type known as the vacuum pressure sensor