Rotary and linear optical encoders are common in position and motion sensing. Here, a disc or plate containing opaque and transparent segments passes between an LED and detector to interrupt a light ...

The encoders’ special properties are that they have a very compact design, excellent signal quality and therefore high interpolation rates, as well as excellent thermal position stability. The ...

Engineers use rotary encoders to measure the angular position of an attached device, such as a motor shaft, or to measure distance indirectly when used with a linear belt drive, for example. Rotary ...

Besides having standard data channels, the RCM and RCH series of incremental rotary encoders are able to develop output signals for commutation of brushless motors. The optically derived commutation ...

The sensing mechanism in an incremental optical rotary encoder consists primarily of a light source, code wheel, and optical detector. As the code wheel turns, a ring of alternating opaque and ...

Last year, Automation World examined the differences between accuracy, resolution, and precision in the encoder world. And while understanding the differences among these terms is important to ...

Read part 1 of this series on rotary sensors in electric vehicles which covers the use of resolvers and encoders. In an electric vehicle, unless the manufacturer has a means to control vibrations ...