461750-NIST Extech Tachometer

Special Price $235.20 Regular Price $239.99
The 461750-NIST is a NIST Traceable PocketTach® Mini Tachometers from Extech.
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  • NIST Traceable
  • Large easy to read LCD display
  • Hold button freezes displayed readings
  • Ergonomically designed and pocket size housing with protective finger guard
  • Surface wheels enable tachometer to measure linear surface speeds in ft/min, m/min, and yd/min


  • Display Counts: 99,999 count LCD
  • Range rpm: 10 to 20,000rpm
  • ft/min: 3 to 6560ft/min
  • m/min: 1 to 1999.9m/min
  • yd/min: 1 to 5,000yd/min
  • Basic accuracy: ±(0.1%rdg +2d)
  • Sampling Time: 1sec>60rpm, >1sec>10 to 60rpm
  • Max rpm Resolution: 0.001
  • ft/min Resolution: 0.0001
  • Dimensions: 5.87 x 1.97 x 1.3" (149 x 50 x 33mm)
  • Weight: 5oz (142g)

A tachometer is a device that measures the angular speed of a rotating shaft in terms of revolutions per minute (RPM). The Extech 461750 Tachometer features surface wheels that measure contact surface speeds of rotating (10 to 9,999 RPM) and moving (3 to 6,560 ft./minute; 1 to 1999. 9 m/min) objects. Complete with 9V battery and surface wheels.

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