Torque transducer

A torque transducer is an electronic device used to measure the torque or rotational force applied to a rotating shaft or object. Torque transducers are used in a wide range of applications including automotive, aerospace, medical and industrial automation.

A torque transducer usually consists of a strain gauge applied to a rotating shaft or object. When a torque is applied to the object, the strain gauge deforms and generates an electrical signal proportional to the rotational force. The signal is then detected by a measuring amplifier or analogue-to-digital converter (ADC) and converted into a digital output voltage representing the measured torque.

There are several types of torque transducer based on different measurement principles. Some torque transducers use a load cell or vibrating body to measure torque. Other transducers use optical or magnetic sensors to measure torque.

The accuracy and sensitivity of a torque transducer depends on several factors such as the size and type of strain gauge, the sensitivity of the measuring amplifier, the speed and the measuring range of the torque. Some transducers have high sensitivity and accuracy but can be sensitive to noise and vibration. Other transducers are more robust and stable, but have lower resolution and sensitivity. Choosing the right torque transducer depends on the application and the requirements for accuracy and stability of the measurement.
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