Technical Papers
Housed versus Unhoused Encoders
Celera Motion offers two types of absolute inductive encoders (IncOders) in terms of housing design – housed and unhoused IncOder....
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Position Sensors – Choosing the right sensor
Position sensors are used in a wide range of automation and measurement applications. A key step in selecting a suitable...
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Accuracy, Resolution and Repeatability
There are several key terms that are critical to specifying the optimal position sensor for a given application. This application...
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Incremental Encoders vs Absolute Encoders
Position sensors are available as absolute or incremental devices. This paper discusses the key differences of the two technologies (Absolute...
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How Inductive Sensors Work
This article explains the technology of the inductive encoder. This device is closely based on the resolver. It is instructive...
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Torque measurement with angle sensors
This technical document explores the use of calibrated motor current and internal compliance in harmonic gearing to produce a virtual...
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Direct Drive Motors, Frameless Resolvers, Ring Encoders
Direct drive motors have been around for many years. With the demand for higher performance, they have seen more widespread...
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BiSS and SSI – An Overview
This paper gives an overview of BiSS-C and SSI with a summary of key differences. BiSS and SSI are actually...
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Custom Position Sensors – Shapeability
As OEMs compete for differentiation, there is increasing demand for custom solutions particularly in applications with cost, weight and size...
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Inductive and Capacitive Position Sensors – A Comparison
A key step in selecting a position sensor is understanding the requirements of sensor size, resolution, repeatability, accuracy, mounting constraints...
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Position Sensors for Safety Applications
This paper outlines the design techniques that engineers should adopt with regards to position sensors to ensure safe and reliable...
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Selecting Position Sensors for Harsh Vibration Environments
Machines that are subject to harsh or prolonged vibration present challenges for many components - none more so than position...
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Angle Conversion Tables
We have compiled a series of look-up tables to help engineers convert between the most common angular units. This is...
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Tandem Encoders
'Tandem Encoder' is a new term but one which is increasingly being used by mechanical and electrical designers. This article...
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Measuring Position and Speed in Harsh Environments
Harsh environments place heavy demands on control equipment. The failure of position or speed sensors in the field can have...
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Accurate Position Measurement in Varying Temperatures
Measuring position in a laboratory is usually carried out at a constant temperature to ensure accuracy, but some specifications require...
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