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magnetostrictive linear displacement transducer

Magnetostrictive linear displacement transducer ( that is a BIG word!) But what does it mean? This, well, it was a particular device that measured how far something has moved. Essentially, it informs you on how tall something is or how much distance has been traveled. This tool is extremely helpful in different times.

How a magnetostricitive linear displacement transducer operates might sound complicated, but after digesting some basics on ferromagnetic materials, magnets and electrical interactions it becomes simple. A wire carrying electric current produces a magnetic field around it. The wire is like a river, and the electricity flowing through it acts as water. The sound wave then travels down a long metal rod (waveguide) working like tunnel to allow the sound wave move through it.

How does a magnetostrictive linear displacement transducer measure distance?

When the sound wave goes down the tube it will run into a magnet that moves with and is connected to whatever you are measuring. Because it changes the magnetic field of the wave just as surely that a pebble would divert water in a river. On the opposite side of a waveguide is an element sensitive to this change. The amount of time it takes for the wave to travel there and back measures how far away objects are by an ultrasonic sensor. It is like measuring a distance in the 400m low hurdles when you time how long it takes for athlete running with his back to return up and down.

Thus, how does a linear displacement transducer measure distance? It uses a technique called the "time of flight" method. This method it basically measures the time down guide and back up. We know the speed at which wave travels and how long it took, we can then estimate the distance. This is similar to the way in which we time a game of catch — once we know how quickly a ball was thrown and it took for us to receive it back, then calculating distance that got me.

Why choose SOP magnetostrictive linear displacement transducer?

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