The reed switch is an electrical switch operated by an applied magnetic field. The contacts may be normally open, closing . Although every application cannot be listed here, the most widely used ones are explained in . When used with weak magnets, reed sensors can also detect any ferrous parts. Basic ways using of reed switches and reed sensors in position sensing, pulse counting, relays, line sensing, and temperature sensing applications.
In the modern electronics worl the reed switch finds applications in almost every equipment and supports the growth in electronics today, which is influenced by constraints like compactness, low power consumption, and functional reliability.
A few reed switch and reed sensor applications in the field of electronics and .
For decades, reed switches have been used for low-power, battery-operated applications , and for good reason. This article explores the top five advantages of this technology, including its low operating power, tight power usage tolerance, precise magnetic sensitivity switchpoints, and inherent switchpoint . APPLICATION NOTES: Reed Switch Basics. A reed switch consists of two or three metal reed contacts. Reed switches come in various sizes, magnetic sensitivities, high power capabilities, high voltage . Find out how they work and which magnets can be used with them. In those systems where custom sensors are require it is imperative that the designer quantifies the environmental, mechanical, electrical, and . Reed Switches perform exceptionally well at such low loads and consequently have very high life.
Molded and encapsulated reed sensors are specially manufactured to withstand shock and extremes of temperature and humidity. A few automobile applications are listed below. We have also suggested few of our products . When measuring discrete levels of liquids such as automobile brake flui reed switch technology is simple, inexpensive and reliable. These are available with Tungsten or Rhodium contacts, depending on the switching requirements of the applications. The Reed Switch is the core element in Reed Sensors , Level Sensors and Reed Relays.
Options include standard surface mount reed switches , custom cropping . Littelfuse offers the widest selection of magnetically operated reed switches. Options for customization, such as lead cutting and forming, are available. As the magnet is removed from the proximity of the . Ultraminiature surface mount (SMD) MKseries reed sensor for proximity sensing applications in portable medical devices, white goods, telecommunications, etc. Standex Electronics offers the most comprehensive listing of magnetic reed switches that cover the majority of low power switching requirements.
Reed switches have unique switching capabilities making them an ideal choice in more and more new applications. Miniature long life reed switch ORD2for general purpose, automotive, and test and measurement (ATE) applications. Once the magnet is pulled away from the switch, the reed switch will go back to its original position.
Reed switch sensors are general purpose position or movement sensors which are used in many different industries and applications. They are inherently reliable due to their simple construction and operation.
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