Contact type; for rotational speed, surface speed, length, total number of revolutions measurement.
Laser non-contact type. Also features a memory function.
LASER Digital Tachometer allows precice RPM measurements from 2 metres.
Multi-mode capability measures RPM, mPM, YPM, FPM, IPM and total meters, yards, feet and inches.
Multi-mode capability-measures RPM, FPM, YPM, mPM and other units.