461891 Extech Tachometer

Special Price $191.55 Regular Price $214.99
The 461891 is a High Precision Contact Tachometer from Extech.
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  • 0.05% basic accuracy
  • Make contact measurements of rotating objects
  • Measure linear surface speeds in ft/min or m/min using three accessory wheels provided
  • Recalls Last/MAX/MIN values


  • rpm: 0.5 to 20,000
  • ft/min: 0.2 to 6560
  • m/min: 0.05 to 1999.9
  • Basic Accuracy: ±0.05%rdg
  • Max rpm Resolution: 0.1rpm
  • Dimensions: 6.7x2.8x1.5" (170x27x37mm)
  • Weight: 9.2oz (260g)

The 461891 is a contact Tachometer. Surface wheels measure contact surface speeds (10 to 9,999 rpm) of rotating objects. The memory button holds last reading and recalls min/max readings display. Complete with wheels for linear surface speed (0.2 to 6560 feet/minute; 0.05 to 1999.9 meters/minute) or RPM measurements. Comes with cone tip, flat tip and spare wheel for surface speed measurements, four AA batteries, carrying case, and user manual.

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