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Weschler Instruments is a manufacturer and distributor of electrical and electronic measurement equipment. Customers worldwide use our products in power plants, steel mills, chemical plants, paper mills and other industrial applications that require rugged, reliable and accurate instrumentation.
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Extech Tachometers

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Combination Laser Tach & IR Thermometer

Combination Laser Tach & IR Thermometer - Extech

  • Buit-in laser thermoMeter measures surface temperature of moving parts
  • Fixed 0.95 emissivity, 6:1 distance to target ratio
  • Non-contact photo tach measures to 6.5ft (2m)
  • Contact tach for RPM & linear speed
  • Min/Max/Last memory
  • Complete with tips/wheel, AA batteries, reflective tape, carrying case

Contact/Laser Photo Tachometer

Contact/Laser Photo Tachometer - Extech

  • Laser guided non-contact measurements to 6.5ft (2m)
  • Characters on display reverse for easy reading (photo/contact mode)
  • Hold button stores last reading for 5 minutes
  • Min/Max memory
  • Complete with wheels, AA batteries, reflective tape, carrying case


Extech Combination Contact / Laser Photo Tachometer

RPM40: Combination Contact/Laser Photo Tachometer Pocket-Sized Combination Tachometer For Measuring RPM and Linear Surface Speed

Convenient pocket-sized combination tachometer, 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: Contact RPM - flywheels, conveyors, pumps, and elevators. Non-Contact RPM - motors, fans, and gear