Technical Articles & News

Germanjet news, technical articles and resources

Technical Articles (Page 13)

Matching Response Time and Refresh Rate to the Control Cycle

Matching Response Time and Refresh Rate to the Control Cycle

Definitions of response time and refresh rate, how to match them to the control cycle, and the refresh behaviour of fieldbus types.

How to Connect Magnetostrictive Displacement Sensors to a Fieldbus: A Practical CANopen and EtherCAT Guide

How to Connect Magnetostrictive Displacement Sensors to a Fieldbus: A Practical CANopen and EtherCAT Guide

From node address, PDO/SDO and baud rate to multi-magnet reading — the practical essentials of connecting magnetostrictive displacement sensors to CANopen / EtherCAT, plus on-site pitfalls to avoid.

Do Sensors Need Warm-Up? Self-Heating, Thermal Equilibrium and the Real Magnitude of Temperature Effects

Do Sensors Need Warm-Up? Self-Heating, Thermal Equilibrium and the Real Magnitude of Temperature Effects

Magnetostrictive sensors heat themselves after power-up and reach thermal equilibrium in about 30 minutes; this explains the real magnitude of warm-up drift and steady-state temperature effects, and when temperature compensation is genuinely needed.

Dead Zones at Both Ends of the Effective Range: Why the Rod Must Not Bottom Out

Dead Zones at Both Ends of the Effective Range: Why the Rod Must Not Bottom Out

Where the measuring dead zone comes from, figures for Series 16 / 17 / 19F, and how to keep clear of dead zones when mounting. Do not estimate about 30 mm at each end.

Absolute vs. Incremental Position: Why Magnetostrictive Sensors Never Lose Zero on Power Loss

Absolute vs. Incremental Position: Why Magnetostrictive Sensors Never Lose Zero on Power Loss

The difference between absolute and incremental position, why magnetostrictive absolute output needs no re-homing after power loss, and what that means in practice.

The Three Accuracy Terms of Magnetostrictive Sensors: Resolution, Repeatability and Non-Linearity

The Three Accuracy Terms of Magnetostrictive Sensors: Resolution, Repeatability and Non-Linearity

Clarifies the difference between resolution, repeatability and non-linearity in magnetostrictive displacement sensors and what each means for selection, with on-site pitfalls.

Installing Magnetostrictive Displacement Sensors in Practice: Position Magnet, Zero Point, Noise Immunity

Installing Magnetostrictive Displacement Sensors in Practice: Position Magnet, Zero Point, Noise Immunity

From magnet coaxiality and zero-point calibration to signal cable shielding and grounding — the key steps in installing and commissioning magnetostrictive displacement sensors, plus what to watch when mounting inside hydraulic cylinders.

Troubleshooting Magnetostrictive Displacement Sensors: Inaccurate Readings, Jumps, No Output

Troubleshooting Magnetostrictive Displacement Sensors: Inaccurate Readings, Jumps, No Output

Organised by symptom, cause and remedy — on-site troubleshooting for no output, fluctuating values, measurement deviation and fieldbus data loss in magnetostrictive displacement sensors.

Why Choose Magnetostrictive Sensing for Hydraulic Cylinder Position Control? From Injection Molding to Metallurgical Presses

Why Choose Magnetostrictive Sensing for Hydraulic Cylinder Position Control? From Injection Molding to Metallurgical Presses

Starting from the high-temperature, high-pressure, oil-contaminated, long-stroke conditions of hydraulic cylinders, this explains how to choose between cylinder-integrated and external magnetostrictive types and why they run maintenance-free.

Magnetostrictive vs. LVDT vs. Potentiometer: How to Choose a Displacement Measurement Solution

Magnetostrictive vs. LVDT vs. Potentiometer: How to Choose a Displacement Measurement Solution

An objective comparison of magnetostrictive, LVDT and potentiometer displacement technologies across accuracy, service life, stroke, environment and cost, with selection recommendations.

How Does a Magnetostrictive Displacement Sensor Measure Position? Magnetostriction and the Wiedemann Effect Explained

How Does a Magnetostrictive Displacement Sensor Measure Position? Magnetostriction and the Wiedemann Effect Explained

Explains how magnetostrictive displacement sensors measure position, distinguishes the magnetostrictive effect from the Wiedemann effect, and shows why torsion-wave timing and non-contact operation give such long service life.

Selecting a Magnetostrictive Displacement Sensor: 4-20 mA Analog or CANopen Fieldbus?

Selecting a Magnetostrictive Displacement Sensor: 4-20 mA Analog or CANopen Fieldbus?

Compares analog (4-20 mA / 0-10 V) and fieldbus (CANopen / Profibus / EtherCAT / Profinet) outputs for magnetostrictive displacement sensors — pros and cons, suitable applications and protection considerations.

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