Those of us old enough to remember the “good old days” recall that grade school focused on learning the three R’s: reading, ’riting, and ’rithmetic. In the world of sensors, there are also three R’s: repeatability, resolution and response. As important as these parameters are, engineers are often confused about exactly what they mean and how the terms are interrelated.
This article will explain the three R’s for position sensors and dispel any confusion that exists.