Machine Design

What’s the Difference Between Absolute and Incremental Encoders?

Rotary encoders connect to a shaft and, as the shaft rotates, the encoder outputs pulses. These are used to determine the speed of the object. By counting the amount of pulses per one full turn of the ...
EDN

Rotary encoder with absolute readout offers high resolution and low cost

Rotary encoders are typicallyused in positioning systems withservo feedback in which the cost of theencoder usually is of minor importance.Encoders, however, are also usedin user interfaces to encode ...
Machine Design

Sensor Sense: Optical Absolute-Position Linear Encoders

Rotary encoders are indispensable tools for providing position feedback in many motion-control and automation processes. Lifts, overhead monorails, automated storage and retrieval systems, and cranes ...
Electronic Design

Rugged Hybrid Resolver Replaces Optical Encoders

Computer Conversions' Shaft-Tracker resolver-based encoder provides both incremental and true absolute position outputs with a resolution of 4096 counts/turn. A rugged, self-contained, resolver-based ...
Electronic Design

DSP-Based 20-bit Quasi-Absolute Encoder Suits Low Speed

A high-accuracy 20-bit resolution quasi-absolute encoder with DSP-based signal processing is housed in a dc stepper motor assembly, as shown in Fig. 1. Able to operate in a temperature range between ...
Automation World

First Angle Encoders with Mechanical Fault Exclusion on the Market for Functional Safety

HEIDENHAIN Corporation is pleased to announce the first and only angle encoders on the market to have a fault exclusion for loosening of the mechanical connection. HEIDENHAIN Corporation is pleased to ...