We offer an large range of accurate, reliable environmental measurement meters, accessories. Our tachometers, or revolution counters as they are sometimes know, measure the rotation speed of an object within a machine, such as a gear or roller. The value is typically displayed in revolutions per minute (RPM) on a digital display. Tachometers are used to measure speed of rotation and some can measure linear speed and distance too.
Our range of physical and environmental instruments includes: