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TORQUE SENSOR DR-2554

TORQUE SENSOR DR-2554

TORQUE SENSOR DR-2554

Product catalog summary
Introduction
This document discusses advanced measurement technology for torque, force, and weighting, emphasizing the importance of minimizing measurement uncertainty through DAKKS-Calibration. The calibration laboratory is equipped to handle sensors from various manufacturers.

Torque Sensor DR-2554
The DR-2554 torque sensor, integrated into a coupling, significantly enhances the natural frequency of the mechanical construction, allowing for more accurate dynamic measurements. This improvement is achieved through collaboration with a coupling manufacturer, resulting in a flexible and compact design.

Dynamic Measurements
Dynamic torque measurements are common, with periodic excitations seen in engines and motors, and non-periodic excitations during start-up and braking. The sensor's design ensures that the natural frequency is not matched by the excitation frequency to prevent damage from resonance.

Natural Frequency Determination
The natural frequency of a torque sensor is influenced by the spring constant and the moment of inertia. A higher spring constant and lower moment of inertia result in a higher natural frequency, which is desirable for accurate measurements.

Design and Features of DR-2554
The DR-2554 features a stationary stator and a rotating rotor, with a free-floating design that minimizes friction and maintenance. It offers high accuracy and a large bore fit for cable or hose passage.

Combination with Couplings
When combined with Roba DS couplings, the DR-2554 forms a module that meets modern power density and market requirements. Various connection options are available to accommodate different offsets and imbalances.

Performance Comparison
The DR-2554 exhibits a natural frequency range of 6 kHz to 20 kHz without coupling and 2.3 kHz to 3.3 kHz with coupling, significantly higher than conventional sensors.

Conclusion
The DR-2554 torque sensor offers a compact, flexible, and cost-effective solution with high dynamic performance, suitable for various applications in measurement technology.
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Catalog excerpts

TORQUE SENSOR DR-2554-1

Professional Measurement Technology for Torque, Force and Weighting Why content with uncertain measurement results? In our extensive range of production you will find the adequate sensor for your application, too. Get consultation from our Experts, it will be worthwhile for you. The uncertainty of your measurement results will be minimized by a DAKKS-Calibration in our Calibration Laboratory. Our DAKKS-Calibration Laboratory Team is also prepared for the calibration of torque sensors manufactured by other companies. Visit our website: http://www.lorenz-sensors.com

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TORQUE SENSOR DR-2554-2

Dream Team Torque Sensor Integrated In Coupling Picture 1: Setup of Torque Sensor DR-2554 Wilfried Krimmel The natural frequency of the mechanical construction of a torque measuring device appertains to the important dynamic features of the testing equipment layout. The new torque sensor DR-2554 succeeded in increasing this natural frequency beyond factor 3, whereby dynamic measurements with even higher accuracy become possible. This was achieved by a consistent advancement of the torque sensors and a closely cooperation with a coupling manufacturer. In addition, great flexibility arose in adaptation...

 Open the catalog to page 2
TORQUE SENSOR DR-2554-3

Setup of the Torque Sensor Picture 2: Left Side: Model for 2 Mechanical Mass Oscillators, Right Side: Typical Setup of a Torque Sensor Sensor without Coupling Sensor with Coupling 1000 0 Torque in N·m Picture 3: Natural Frequencies for Sensors with and without Coupling Thus, the torsion natural frequency f of the layout is computed according: The equation shows: The higher the spring constant, the higher becomes the natural frequency of the testing layout. Inversely: The smaller the moment of inertia , the higher becomes the natural frequency. A good torque sensor therefore has a preferably stiff...

 Open the catalog to page 3
TORQUE SENSOR DR-2554-4

Disc Assembly Disc Assembly Torque Sensor Requirements such as: • Compact Design • Flexible Overall-Length • High Speed at Short and Long Design • Small Imbalances • Creepage Current Isolation can be implemented, depending on the design of the chosen connection components. This bearing-free torque sensor coupling - combination succeeded in combining high dynamics with great flexibility. By this, in addition, a low-cost sensor with short design was originated. Literature Holzweißig, F.; Dresig, H.: Lehrbuch der Maschinendynamik (4. neubearbeitete Auflage). Fachbuchverlag Leipzig-Köln,1994 Mounting...

 Open the catalog to page 4

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  18. DV-14

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.