Torque Sensor Features Contact-free Signal Transmission. Based upon strain gage technology, type 4520A torque sensor measures torques in accuracy class 0.5 at speeds up to 10,000 rpm. It is offered with torques of 1, 2, 5, 10, 20, 50, 100, 200, 500, 1,000 Nm and features ±10 V torque signal, speed output with 60 pulses/rev, and externally switchable control signal. Suited for use in production, quality control, and laboratory, sensor is maintenance-free in continuous use ...

List of Torque Senspors Manufacturers

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Stamosens 0125 DF -  Torque Transducer Sensor, strain gage principle, frequency output

T10F -  Flange Torque Sensors, Measurement frequency range 0 ... 1000 Hz, frequency output 10 kHz ± 5 kHz

T12  - digital torque transducer

Rotary Torque Transducers - are based on the patented method uses surface acoustic wave devices (SAW) as essentially ‘frequency dependent’ strain gauges to measure the change in resonant frequency caused by an applied shaft strain

RWT310 - Torque Transducer. Accuracy ± 0.25 %; Digital USB, RS 232, and different voltages or current outputs

0125 DF, 0126 DL , 0130 AE - torque transducers systems with frequency output

TMS 9000 - is intended to measure torque in a rotating shaft. User selectable, scalable outputs: Frequency output of 10KHz +/-5 KHz (60KHz +/- 5KHz); RS232/RS485; Voltage; 20 mA.

  Articles and Papers

1.

T. Yan, B. E. Jones, R. T. Rakowski, M. J. Tudor, S. P. Beeby, N. M. White, Stiff Torque Transducer with High Overload Ccapability and Direct Frequency Output, in Proc. of 19th IMEKO Conf. on Force, Mass, Torque and Density Measurements, February, Cairo, 2005

2.

Kenneth Watkins, Torque Sensors – An Overview of their Design and Application.

Abstract: an article reviews the basic technology of the strain gage torque sensors including structure designs, typical applications for reaction and rotary sensors and installation discussions.  This paper includes an application questionnaire to help the reader determine the advantages of each type.

3.