3352W-1-253LF

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Thumbwheel Potentiometers

Thumbwheel potentiometers, also known as rotary encoders, are adjustable precision electronic components used to measure the amount of rotation of a dial or wheel. The 3352W-1-253LF thumbwheel potentiometer is a surface mount rotary encoder that offers excellent performance as well as a long life expectancy. This device consists of a thumbwheel and a coded shaft that rotates within a sealed housing.

Application Field

The 3352W-1-253LF thumbwheel potentiometer is widely used in various applications, especially in electrical and industrial automation. It can be found in a variety of devices such as robotics, medical equipment, elevators, consumer electronics, automotive and industrial machinery. It is typically used for controlling functions like speed, direction, and acceleration in robotics. In medical equipment, it is used to measure the rotation of a knob to adjust the position of hypodermic needles and for controlling medical device functions. In consumer electronics, it is often used to adjust the volume.

Working Principle

The 3352W-1-253LF thumbwheel potentiometer works by registering the amount of rotation of the dial or wheel. It is composed of a thumbwheel coupled to a housing containing conductive layers. The innermost layer is a printed circuit board with slices of conductive material that connect to the thumbwheel’s pin. A resistor is also installed within the housing. As the thumbwheel rotates, the resistance between the tracks changes, altering the signal between the pins. The output of this potentiometer is thus determined by the angle of rotation, which means it can be used for controlling a variety of functions.

The thumbwheel potentiometer offers an adjustable, reliable, and accurate way to control electronic functions in various applications. Its accurate high-resolution input and reliable operation make it very suitable for applications where accuracy is crucial. The 3352W-1-253LF thumbwheel potentiometer is an efficient and cost-effective option for a wide variety of industry-specific applications.

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