
Extech 461891 High Precision Contact Tachometer
Brand :
Extech
Categories :
Tachometers
, Mechanical Maintenance
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.
Specifications
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Surface Speed (Contact)
0.2 to 6560ft/min, 0.05 to 1999.9m/min
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Rotation Speed (Contact)
0.5 to 20,000rpm
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Surface Speed (Contact) Basic Accuracy
±0.05% of reading
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Rotation Speed (Contact) Basic Accuracy
±0.05% of reading
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Rotation Speed (Contact) Max Resolution
0.1rpm
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Power
4 × AA (1.5V) batteries
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Weight
9.2oz (260g)
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Warranty
2 years
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Dimensions
6.7 × 2.8 × 1.5" (170 × 27 × 37mm)
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Certifications
CE