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.
- Products
- Test & Measurement
- Mechanical Maintenance
- Tachometers
- Extech 461891
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Specifications
General Specifications
- Rotation Speed (Contact)
- 0.5 to 20,000rpm
- Rotation Speed (Contact) Basic Accuracy
- ±0.05% of reading
- Rotation Speed (Contact) Max Resolution
- 0.1rpm
- Surface Speed (Contact)
- 0.2 to 6560ft/min, 0.05 to 1999.9m/min
- Surface Speed (Contact) Basic Accuracy
- ±0.05% of reading
Additional Details
- Certifications
- CE
- Dimensions
- 6.7 × 2.8 × 1.5" (170 × 27 × 37mm)
- Power
- 4 × AA (1.5V) batteries
- Warranty
- 2 years
- Weight
- 9.2oz (260g)
Related Documents
Export Restrictions
Export Restrictions
The information contained in this page pertains to products that may be subject to the International Traffic in Arms Regulations (ITAR) (22 C.F.R. Sections 120-130) or the Export Administration Regulations (EAR) (15 C.F.R. Sections 730-774) depending upon specifications for the final product; jurisdiction and classification will be provided upon request.
Returns and Shipping Information for Orders Placed on FLIR Websites
Orders placed through FLIR.com will ship via free 2-day expedited service to the contiguous 48 states.
Returns
We offer a 30-day return policy on all products, no questions asked. Your order confirmation will contain instructions on how to contact our Customer Care team to initiate the return.
shipping time cut-offs
Orders placed Monday-Friday before 12:00 PM (noon) EST will likely ship the same day. All other orders will ship the next business day.
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Call +1 (866) 477-3687 to speak with a knowledgeable specialist.