Optical

You can use the testo 465 tachometer for quick and easy rpm measurement on rotating parts such as fans and shafts.
 

• Easy one-handed operation 

• Mean/Max./Min. Values 

• Easurement distance up to 600 mm 

• Reflective markers 

One tachometer, multiple measurements: The testo 470 carries out rpm measurements on motors, shafts, fans, etc., but that’s not all. With this handy instrument, you can also determine speeds and lengths (e.g. of conveyor belts and rotors). 

• Simple one-hand operation 

• 3 in 1 Measurements. RPM | Speed | Lengths 

• Storage of mean, max. and min. values 

• Easy to read display 

The lightweight, compact Testo 460 rpm meter provides you with quick and reliable readings when carrying out checks on fans, crankshafts and motors. And because the checks can be performed while the machines are still running, there’s no need to stop production or shut down machinery. 

• Optical rpm measurement with
  LED measurement spot marking 

• Easy-to-read, backlit display for use
  in all lighting conditions 

• Hold function: freezes the last reading
  for convenient use 

• Easy to use; backlit display for use in all lighting conditions