Latest Rail Technical Articles

Parameters control the operation and command sources for VFDs. The PowerFlex series from Rockwell Automation is no…

Parameters control the operation and command sources for VFDs. The PowerFlex series from Rockwell Automation is no exception. Learn how to adjust the parameters for networking and IP configuration.

This article investigates the basic components and wiring conventions for common three-phase motor starter…

This article investigates the basic components and wiring conventions for common three-phase motor starter configurations, including direct online, reversing, and star-delta.

Knowing what kind of control system to use: that’s a question that must be answered before setting up the factory…

Knowing what kind of control system to use: that’s a question that must be answered before setting up the factory floor. Why would someone choose pneumatic over electrical controls?

Within motors, two very different types of resistance are evident. The resistance of the windings is measured with a…

Within motors, two very different types of resistance are evident. The resistance of the windings is measured with a normal multimeter. But what is insulation resistance, and how is it measured?

In this article, we will explore real-world considerations for strain gauge performance and typical applications. We’ll…

In this article, we will explore real-world considerations for strain gauge performance and typical applications. We’ll be talking about foil and wire strain gauges, but ignoring semiconductors.

In the world of mechanical power transmission, gears, belts, and chains dominate the landscape, but what's so special…

In the world of mechanical power transmission, gears, belts, and chains dominate the landscape, but what's so special about chain drives, and why would they be used in place of rubber belts?

There are two types of winding designs inside three-phase industrial motors: Wye and Delta. Although the motors and…

There are two types of winding designs inside three-phase industrial motors: Wye and Delta. Although the motors and connections look similar on the outside, this article discusses the internal construction for Delta wound motors.

User-defined data types (UDTs) are a powerful and useful tool when applied to their full advantage. However, misused,…

User-defined data types (UDTs) are a powerful and useful tool when applied to their full advantage. However, misused, they can become problematic and introduce roadblocks to troubleshooting and upgrading PLC programs.

Driving motors is one of the most fundamental automation tasks, but understanding and selecting the proper motor soft…

Driving motors is one of the most fundamental automation tasks, but understanding and selecting the proper motor soft starter for your application may require more investigation than you thought.

Using the right motor for the right task is critical - but what happens if the motor is connected to the wrong supply? It…

Using the right motor for the right task is critical - but what happens if the motor is connected to the wrong supply? It is never recommended, but important to quickly understand symptoms of incorrect wiring.

Single-phase motors are common in household and small industrial devices. They are a bit more complex than 3-phase…

Single-phase motors are common in household and small industrial devices. They are a bit more complex than 3-phase models, so it’s important to recognize failure modes and common symptoms.

Rubber belts have lived under the hood of nearly every car since they first took to the streets, but they also transmit…

Rubber belts have lived under the hood of nearly every car since they first took to the streets, but they also transmit power through all kinds of industrial machine drives as well.

Vibration sensors measure the mechanical vibration of an object, making it possible to monitor machines for early signs…

Vibration sensors measure the mechanical vibration of an object, making it possible to monitor machines for early signs of failure to prevent costly and dangerous breakdowns.

Understanding torque is a key method of preventing damage to machines and ensuring a long lifespan. We have all heard of…

Understanding torque is a key method of preventing damage to machines and ensuring a long lifespan. We have all heard of torque, but what is it, and how is it measured in automated systems?

Engineering processes like robotics, feedback control, and security systems rely on position and distance sensors to…

Engineering processes like robotics, feedback control, and security systems rely on position and distance sensors to provide real-time information that enables machines to operate accurately and safely.

MEMS sensors enable the creation of highly sensitive, compact, and low-power devices for measuring quantities like…

MEMS sensors enable the creation of highly sensitive, compact, and low-power devices for measuring quantities like acceleration, magnetic fields, pressure, and more, and are found in automotive safety systems, navigation, and environmental monitoring.

Although electrical systems often receive the highest praise for advancement, precision, and technological innovation,…

Although electrical systems often receive the highest praise for advancement, precision, and technological innovation, the world would be stuck without mechanical power delivery systems like gear drives.

There are many different kinds of electric motors used for industrial power transfer, but there are also hydraulic and…

There are many different kinds of electric motors used for industrial power transfer, but there are also hydraulic and pneumatic motors that can lend advantages in some situations.

A subset of light is the focused cohesive beams that make up lasers, which can be used in optical sensing. These devices…

A subset of light is the focused cohesive beams that make up lasers, which can be used in optical sensing. These devices provide benefits of greater range, precision, and even mapping for mobile robotics.