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EXTECH 461891NIST Contact Tachometer

This contact tachometer provides precise rotational and surface speed measurements with an ISO certification. Capable of measuring up to 20,000 RPM by simply contacting the rotating object with the sensor tip, it includes accessories for linear surface speed measurement in ft/min or m/min. Featuring autoranging with 0.05% accuracy, a large LCD display, and built-in memory to save max and min values, it is ideal for industrial and maintenance applications to ensure accurate performance assessments.

Authorized Distributors
Source:DigiKey
Part No:461891-NIST
Stock:0
Inv Date:06-05-2026
Price: Unit price: $346.5
Buy/RFQ:
Part No:461891-NIST
Stock:0
Inv Date:06-06-2026
Price: N/A
Buy/RFQ:
Part No:461891-NIST
Stock:0
Inv Date:06-05-2026
Price: Unit price: $346.5
Buy/RFQ:
Part No:461891-NIST
Stock:0
Inv Date:06-05-2026
Price: Unit price: $346.5
Buy/RFQ:
Part No:461891-NIST
Stock:0
Inv Date:06-05-2026
Price: Unit price: $346.5
Buy/RFQ:
Part No:461891-NIST
Stock:0
Inv Date:06-05-2026
Price: Unit price: $404
Buy/RFQ:
Part No:461891-NIST
Stock:0
Inv Date:06-05-2026
Price: N/A
Buy/RFQ:

EXTECH 461891NIST Contact Tachometer Specifications:

  • Range: 0.5 to 19,999 rpm
  • Surface Speed: 0.2 to 6560 ft/min
  • Surface Speed: 0.05 to 1999.9 m/min
  • Accuracy: ±(0.05% reading +10 units)
  • Sampling Time: 1 second for speeds above 6 rpm
  • Resolution: 0.1 rpm (0.5–999.9 rpm); 1 rpm (>1000 rpm)
  • Dimensions: 6.7 x 2.8 x 1.5 inches (170 x 27 x 37 mm)
  • Weight: 9.2 oz (260 g)
  • Includes: cone tip, flat tip, spare wheels, four AA batteries, case
  • Accessory wheels for surface speed measurement
  • ISO certified with NIST traceable calibration

Buy the Buy Contact Tachometer Part Number 461891NIST Online

Purchase the contact tachometer online to achieve accurate rotational and surface speed measurements for industrial machinery, maintenance, and quality control. With a measurement range up to 20,000 RPM, built-in memory, large LCD display, and accessories for surface speed detection, this device ensures reliable readings. The ISO certification and NIST traceable calibration guarantee compliance with quality standards. Easy to operate, durable, and suitable for various surfaces, it is the ideal tool for professionals requiring precision in rotational speed and surface velocity assessments.

Buy Contact Tachometer Part Number 461891NIST now and ensure precise rotational and surface speed measurements with ISO certification and high accuracy.

Frequently Asked Questions

Where can I buy EXTECH 461891NIST?

You can click on the BUY or RFQ button to purchase 461891NIST from an authorized EXTECH distributor.

How do I troubleshoot issues or seek technical support for part 461891NIST?

You can download the 461891NIST datasheet or visit the EXTECH website for support.

Who is the manufacturer of 461891NIST?

EXTECH

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