Technical Articles & News

Germanjet news, technical articles and resources

Technical Articles (Page 5)

Power-Loss Retention and Synchronous Refresh on Fieldbus Types

Power-Loss Retention and Synchronous Refresh on Fieldbus Types

Position values are recovered from the physical position of the magnet; parameters rely on non-volatile storage. Includes a comparison of parameter recovery across five protocols.

FAQ Round-Up: 20 Common Questions About Magnetostrictive Displacement Sensors, Answered

FAQ Round-Up: 20 Common Questions About Magnetostrictive Displacement Sensors, Answered

Twenty frequently asked questions grouped into six categories — principle, accuracy, selection, installation, faults and environment — each with a one-sentence answer and a pointer to the detailed article.

Five Magnet Installation Pitfalls: Coaxiality, Gap, Loosening and Magnetic Interference Taken Apart

Five Magnet Installation Pitfalls: Coaxiality, Gap, Loosening and Magnetic Interference Taken Apart

Symptoms, criteria and remedies for five defect classes: coaxiality out of tolerance, incorrect gap, reversed or substituted magnets, loose fastening and external magnetic fields.

IO-Link: The Last Hundred Metres to the Cloud

IO-Link: The Last Hundred Metres to the Cloud

IO-Link is not a fieldbus but a point-to-point device-level digital link; covers the three data types, IODD and the data storage mechanism.

The Start-Stop Interface: How Pulse-Based Position Reading Works

The Start-Stop Interface: How Pulse-Based Position Reading Works

The controller times the interval between start and stop pulses and converts it; its application boundary and three hard prerequisites.

Modbus RTU/TCP: How a PLC Reads the Position Value

Modbus RTU/TCP: How a PLC Reads the Position Value

Reading holding registers and assembling a 32-bit position value, focused on the three most common pitfalls: word order, sign handling and polling period.

PROFINET Diagnostics and Topology: What's Really Going On

PROFINET Diagnostics and Topology: What's Really Going On

Topology configuration is the prerequisite for port-level diagnostics and programming-free device replacement; includes a three-layer diagnostic sequence and common terminating-resistor misconceptions.

The SSI Synchronous Serial Interface: Timing and Gray Code Conversion

The SSI Synchronous Serial Interface: Timing and Gray Code Conversion

Timing details of the master supplying the clock and the sensor shifting data out, including the Gray-to-binary algorithm and bit count configuration.

Terminating Resistors and Bus Length: Why It Has to Be 120 Ω

Terminating Resistors and Bus Length: Why It Has to Be 120 Ω

Explains where the 120 Ω value comes from in terms of transmission line reflection, with a powered-down resistance measurement table and the differing termination requirements of six fieldbuses.

EtherCAT Slave Configuration: XML and Distributed Clocks (DC)

EtherCAT Slave Configuration: XML and Distributed Clocks (DC)

Two main lines — importing the ESI and driving the state machine from INIT to OP — including DC configuration and the IN/OUT chaining order pitfall.

Profibus Diagnostics and Terminating Resistors in Practice

Profibus Diagnostics and Terminating Resistors in Practice

Troubleshooting in three layers — physical layer, address configuration, device diagnostics — including two terminating-resistor traps and a segment isolation method.

EtherCAT Real-Time Performance Uncovered: DC Synchronization and Jitter

EtherCAT Real-Time Performance Uncovered: DC Synchronization and Jitter

The principles of processing-frame pass-through and DC clock compensation, showing which jitter can be eliminated and which is a physical floor.

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