TENMARS TM-4100 Tachometer can be used for various types of equipment such as conveyors, cooling equipment, dryers, elevators, windmills, rotary feeders and grinders. It is available for contact (with 4100K tool kit) and non-contact applications. The non-contact can measure from 40mm up to 500mm.

Features: 

• Large LCD 6 digits with backlit.
• Measuring by the output of red visible-spectrum light.
  
• Measurement distance: 40~500mm.
  
• Memory of 200 data.
  
• USB datalogger up to 30,000 data (TM-4100D).