The Extech RPM40-NIST Laser Photo/Contact Pocket Tachometer is a convenient pocket-sized combination tachometer that quickly measures RPM and Linear Surface Speed. Use the contact wheel for up-close readings or laser mode for safer, non-contact measurements up to 4.9ft (1.5m) away. Characters on display reverse direction depending on measurement mode used.
Applications include:
Contact RPM – flywheels, conveyors, pumps, and elevators
Non-Contact RPM – motors, fans, and gears
Included:
- 1 – NIST Certificate of Calibration
- 1 – Cone Tip And Wheel For Rpm Or Linear Surface Speed
- 4 – 1.5V AAA Batteries
- 1 – Reflective Tape
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