“The biggest machine safety issue is unannounced power outages,” says Jim Marshall, of Sick Stegmann. “On startup, you need to know where axes are without physically moving them. For machine tools and ...

Rotary encoders sense changes in the position of a rotating shaft, then generate signals that send speed, direction, and position information to a receiving device such as a counter, drive, or ...

Both incremental and absolute rotary encoders are electromechanical devices that provide motion feedback about a rotating shaft. However, absolute rotary encoders can do the job of incremental ...

Similar in size and shape to the common panel-mounted potentiometer, the incremental rotary encoder provides an inexpensive ‘digital’ alternative to the analog potentiometer. It is typically used to ...