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Datasheet torque sensor DRFSK

Datasheet torque sensor DRFSK

Datasheet torque sensor DRFSK

Product catalog summary
Overview: The DRFSK Torque Sensor is a compact and versatile device designed for applications in motor vehicles, test benches, and assembly technology. It is particularly suitable for automatic screwing machines and impulse tools, offering optional angle measurement capabilities.
Specifications:
  • Torque Ranges: 2 Nm to 20 Nm
  • Power Consumption: 12 V DC ± 10%
  • Current Consumption: Approx. 200 mA (225 mA with angle option)
  • Voltage Output: 0 to ± 5 V
  • Operating Temperature: 0 - 60 °C
  • Protection: IP40
  • Weight: Approx. 280 g
Features:
  • Short form factor with quick-release coupling
  • High accuracy due to frequency modulation and strain gauge principle
  • Suitable for both clockwise and counter-clockwise measurements
  • Contact-less data acquisition for maintenance-free operation
  • Integrated chip for sensor detection with GMV2 or ValueMasterBase evaluation units
Technical Specifications:
  • Spring Constant: Varies with torque range, e.g., 370 Nm/rad for 2 Nm
  • Mass Moment of Inertia: 60 g•cm² for lower torque ranges
  • Rated Axial and Radial Load: Varies with torque range, e.g., 21 N for 2 Nm
  • Mechanical Overload: Up to 100% for lower torque ranges
Angle Measurement Option (DRFSK-w):
  • Max Revolution: 3000 min-1
  • Output: Open-collector with internal and external pull-up options
  • Pulses per Revolution: 360
  • Resolution: 1°
  • Direction of Rotation Detection: 2 impulses with 90° phase shift
Ordering Information: The sensor is available in standard hex type with options for angle measurement. Accessories include analyzers like GMV2 and ValueMasterBase, and various cables.
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Catalog excerpts

Datasheet torque sensor DRFSK-1

Hagstraße 10 · 74417 Gschwend w w w.eth-messtechnik.de Datasheet Torque Sensor Very short! Torque ranges from 2 Nm to 20 Nm Hex drive Suitable for motor vehicle, test bench and assembly technology Suitable for impulse tools Optional angle measurement Short form, especially suitable for automatic screwing machines Quick-release coupling Measurement, adjustment and examination without removing the screwing tool Frequency modulation and strain gauge principle cause high accuracy Suitable for clockwise and counter-clockwise measurement High interference rejection because of amplified active signal No service needed because of contact-less data acquisition High accuracy because frequency modulation and DMS principle Ordinary power supply Integrated chip for sensor detection in connection with evaluation unit GMV2 or ValueMasterBase Subject to change without notice

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Datasheet torque sensor DRFSK-2

Electrical Specifications DRFSK Torque ranges (Nm): Power consumption: Current consumption: approx. 200 mA (DRFSK-w approx. 225 mA) Voltage output: Internal resistance: Deviation at zero point: Operating temperature: Compensated temperature range: Temperature error Zero point: Sensitivity: Output signal: Weight approx.: Calibration: Works certificate with 25% steps cw. Other calibrations upon request. Detection of direction of rotation Channel A clockwise of the of the drive side leading Ordering Code DRFSK Accessories Analyzer: GMV2 ValueMasterBase - ¼ ˮA  Standard w  Angle option Standard...

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Datasheet torque sensor DRFSK-3

Mechanical Dimensions DRFSK 1/4“ hexagonal DIN 3126 (ISO Norm 1973-1975) Form E / F with quick-coupling General tolerances DIN 2768-m Technical Specifications DRFSK Torque range (Nm) Spring constant C (Nm/rad) Mass moment of inertia J (g•cm²) Rated axial load (N) Rated radial load (N) Mechanical overload Technical Specifications DRFSK-w (with angle measurement) Torque range (Nm) Spring constant C (Nm/rad) Mass moment of inertia J (g•cm²) Rated axial load (N) Rated radial load (N) Mechanical overload messtechnik gmbh

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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.
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