EVL-HFKA05A24

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Thumbwheel Potentiometers are one of the most commonly used electronics components for applications that require accurate resistance adjustments. They are widely used in a variety of electrical and electronic circuits and can be divided into three major categories: single turn, multi-turn, and decode devices. The EVL-HFKA05A24 is a single turn, five-digit thumbwheel potentiometer manufactured by EVL, and it is suitable for applications that require precise resistor adjustments. This article will discuss the application field and working principle of the EVL-HFKA05A24.

The EVL-HFKA05A24 is a single turn, five-digit thumbwheel potentiometer that offers resistance values from 0 - 9999 Ohms. It is typically used in applications such as automobile power steering, torque transducers, and medical instrumentation, where its accuracy and reliability is needed. The EVL-HFKA05A24 is also well suited for use in voltage regulator circuits as its resistance adjustment range spans from 0 – 9999 Ohms, making it ideal for providing a precise voltage adjustment.

The EVL-HFKA05A24 features a five-digit thumbwheel housing which contains five individual potentiometers. Each of the five potentiometers provides its own resistance and is connected in parallel with the other four to a common ground. As the user adjusts the thumbwheels, the resistance of the total circuit is essentially the sum of the individual resistances. This provides a wide range of resistance adjustments from 0 – 9999 Ohms.

In addition to adjusting the resistance range, the EVL-HFKA05A24 also provides adjustable resolution of the resistance range. Resolution is determined by the resolution of each individual potentiometer, which in this case is 0.1 Ohm. When combined with the adjustable resistance range of 0 – 9999 Ohms, this device can effectively control the output of a circuit with high precision.

The EVL-HFKA05A24 also features a detachable cap which can be used to protect the thumbwheel housing from damage. The inside of the cap contains a scale which is marked with the range of resistor values – from 0 – 9999 Ohms. This allows the user to quickly reference the current resistance setting, and make more precise adjustments. The EVL-HFKA05A24 also has a relatively low temperature coefficient of resistance (TCR) which results in more stable resistance readings over wider temperature variations.

The EVL-HFKA05A24 is a highly reliable and accurate electric component when used in applications requiring precise resistor adjustments. Its five-digit thumbwheel housing provides a wide range of resistance adjustments in combination with adjustable resolution. It is also protected by a detachable cap and features a relatively low temperature coefficient of resistance. All of these components help the EVL-HFKA05A24 function as a reliable and accurate electric component that can be used in a variety of applications.

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