Model Trains Use Reed Switches to change Signals

Model trains have evolved into a meticulous hobby where enthusiasts recreate historical locations and periods with astonishing detail and authenticity. Modern railway modelling strives to faithfully replicate real-world scenarios, utilising reed switches to enhance realism and functionality.

Reed switches play a crucial role in various aspects of model trains. They are strategically placed under the tracks to facilitate dynamic operations such as track switching and signal control.

Each train engine and the last bogey are equipped with magnets that interact with these switches. This setup allows for sophisticated automation, ensuring that signals change only after a train has passed a designated point or that level crossings open and close as needed.

For instance, the signaling of red and green lights can be synchronized with train movements, eliciting a visually satisfying response from onlookers as they witness the intricate operations of the model trains. Moreover, reed relays connected to these switches can cut off power to a train when a red signal is displayed, adding an additional layer of realism and operational control to the layout.

In junctions, latching sensors are employed to memorize whether a train has already passed through, streamlining operations and preventing errors in route management. This integration of advanced sensor technology not only enhances the hobbyist’s experience but also underscores the dedication to realism and operational fidelity within model railway communities.

Application Classification

Applications are classified as Position Sensing, Pulse Counting, Electromagnetic or Relay, Temperature Sensing or Magnet Biasing types. This application is classified as follows and the link gives more information on best practices to help select the most suitable AT band and matching magnet.

Magnet Biasing Type

Some special field applications, for the sake of circuit logic, security concerns, or a power saving necessity, require a sensing signal Continue reading -> Sep 29, 2024

Recommended Products

The Reed Switches and Sensors used in such applications need to be robust, durable and efficient in meeting a high life expectancy. Our engineers work hard in life testing our products under various conditions, and our intention is to ensure end product durability and life. Although we wouldn’t want to restrict any of our products for use in only certain applications, the recommended products for use in this application are listed below.

Miniature Flat Pack Reed Sensor MS-324

Drawing of MS-324 Magnet Sensor starFeatures10W Contact Rating. Normally Open contact. Three sensitivity bands. Sputtered Ruthenium Continue reading -> Sep 28, 2024

Micro Miniature Reed Switch, MM-1018

Full Length LeadsCropped LeadsSMD Formed LeadsLeads Formed for Horizontal MountingLeads Formed for Vertical Continue reading -> Sep 29, 2024

Ultra Miniature PCB Mountable Reed Sensor, MS-104

Drawing of MS-104Drawing of MS-104 Pad Layout starFeatures5W Contact Rating. 10.1 mm PCB Pitch. Normally Open contact. Two Continue reading -> Sep 29, 2024

Micro Miniature PCB Mountable Reed Sensor, MS-105

Drawing of MS-105 Reed SensorDrawing of MS-105 PCB Pad Layout starFeatures10W Contact Rating. 12.7 mm PCB Pitch. Normally Open Continue reading -> Sep 29, 2024