Durable & accurate photo contact tachometer


Additional Information – DT2268 pdf


  • World’s patent, Multi-functions, one instrument combine Photo Tach.( RPM ) & Contact Tach. ( RPM, m/min., ft/min. ).
  • Wide measuring range from 0.5 to 100,000 RPM.
  • 0.1 RPM resolution for the measured value < 1000 RPM.
  • High precision with 0.05% accuracy.
  • The last value, max., value, min. value will be stored into the memory automatically & can be obtained by pressing Memory Call Button.
  • Laser light beam for photo tachometer, long measuring distance.
  • Large 60 x 30 mm LCD display
  • Uses exclusive one chip Micro-Computer LSI circuit & crystal time base, offering a high accurate measurement & fast sampling time
  • The use of durable, long lasting components, including a strong light weight ABS plastic housing assure almost maintenance free performance for many years
  • The housing cabinet has been carefully shaped to fit comfortably in either hand


Accuracy: ± (0.05 % + 1 digit)

Time Base: Quartz crystal

Photo Tachometer Detecting Distance: 50 to 500 mm typically

Photo Tachometer Laser Light Source: Class 2 laser diode. Red Wave length is 645mm approx.

Operating Temperature: 0°C to 50°C

Operating Humidity: less than 80% RH

Dimensions: 215 x 65 x 38 mm

Weight: 240g

Accessories Included: Carrying case, reflecting tape marks (600mm), RPM cone adapter, RPM funnel adapter, surface speed test wheel & operation manual