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VWR® Contact Tachometer

Supplier: VWR International
Unit is designed to measure centrifuges, pumps, rollers, shafts, gears, motors, and moving surfaces.

  • Ensured stable and reproducible results
  • Impact-resistant housing
  • Traceable®

Touch any rotating surface with the cone convex tip, funnel concave tip, or speed wheel for results in 2 seconds. Hold button freezes results. Precision quartz crystal ensures stable and repeatable results. LCD digits are 1.3 cm (1/2") high and can be read from 3m (10') away. Low battery condition is indicated on the display. Impact-resistant ABS housing protects the unit.

Certifications: A serial numbered certificate is provided from an ISO 17025 calibration laboratory to indicate instrument traceability to standards provided by the National Institute of Standards and Technology.

Ordering information: Supplied with a 9V battery and two tips.



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Range VWR Catalog Number Unit Price Quantity
10–99,999 rpm, 1–9999.9 m/min., 3–30,000 ft./min., 1–10,000 yd./min. 46610-046 Each Retrieving
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Accuracy 0.04% ±2 digits
Resolution 0.001, 0.01, 0.1, or 1 rpm; 0.0001, 0.001, 0.01, or 0.1 for all other units
Weight 113 g (4 oz.)
H×W×D 12 x 4.4 x 3.2 cm (43/4 x 13/4 x 11/4")
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