Latest Nuclear Technical Articles

This guide shows you how to set up RS-485 communication between the FX3U PLC and the FR-D700 inverter with the…

This guide shows you how to set up RS-485 communication between the FX3U PLC and the FR-D700 inverter with the FX3U-485-BD. You can control speed and monitor the system using ladder logic.

Why do "forever" LEDs fail? A technical guide on L70 standards, multi-voltage IC drivers, and a comparison of…

Why do "forever" LEDs fail? A technical guide on L70 standards, multi-voltage IC drivers, and a comparison of industry-leading LED manufacturers.

Control.com chats with Weidmüller to get some insights about data center automation, learning about security,…

Control.com chats with Weidmüller to get some insights about data center automation, learning about security, environmental impacts, regulations, and more.

MQTT and OPC UA are very different, but they accomplish essentially the same thing: push data from one device to another.…

MQTT and OPC UA are very different, but they accomplish essentially the same thing: push data from one device to another. Which method to use relies on understanding how each process is accomplished.

This article provides an overview of the OSI models, IT/OT industrial protocols, and key applications behind the…

This article provides an overview of the OSI models, IT/OT industrial protocols, and key applications behind the networking capabilities that drive modern industrial and process automation systems.

Learn about OT resilience strategies, including SSH, authentication, port blocking, and MAC address binding, methods that…

Learn about OT resilience strategies, including SSH, authentication, port blocking, and MAC address binding, methods that can be employed to protect network switches.

Previously reserved for personal and commercial deployments, learn how cellular IoT connectivity technologies are…

Previously reserved for personal and commercial deployments, learn how cellular IoT connectivity technologies are influencing industrial trends, organizations, and integrators.

An interposing relay is an interface between a control system and a higher power circuit to provide isolation or…

An interposing relay is an interface between a control system and a higher power circuit to provide isolation or amplification of mismatched voltage and current from a control to a load circuit.

When the blinking lights on automation devices stop blinking, the control cabinet is often the go-to troubleshooting…

When the blinking lights on automation devices stop blinking, the control cabinet is often the go-to troubleshooting culprit, but how do you make the best judgments for quickly locating the problem?

It can be risky to adopt unknown technology; it poses serious security concerns if misused. The Control.com engineering…

It can be risky to adopt unknown technology; it poses serious security concerns if misused. The Control.com engineering team contacted our friends at OnLogic to gain some insight into VPN technology.

Filters and reactors can protect your electrical devices, but what is the difference between these two kinds of devices,…

Filters and reactors can protect your electrical devices, but what is the difference between these two kinds of devices, and are they supposed to be installed before or after a VFD?

A shunt resistor connects in series with a load to measure the high current in the DC circuit. Using Ohm's law, the…

A shunt resistor connects in series with a load to measure the high current in the DC circuit. Using Ohm's law, the current value can be calculated by measuring the voltage across the shunt.

Air motors are common in process industries, mainly used in hazardous areas. This article introduces the features and…

Air motors are common in process industries, mainly used in hazardous areas. This article introduces the features and working principles of air motors and the differences between air and electrical motors.

Since their creation, DC motors have become a part of our everyday lives. In this article, we’ll examine the…

Since their creation, DC motors have become a part of our everyday lives. In this article, we’ll examine the differences between various types of field-wound and permanent magnet DC motors.

Power and control interruptions are, at best, problematic. In some applications, it’s catastrophic. Learn about…

Power and control interruptions are, at best, problematic. In some applications, it’s catastrophic. Learn about redundancy for the system, power supplies, control devices, and network topologies.

Even though electrical safety practices have existed for over a century, arc flash safety has only gained traction in…

Even though electrical safety practices have existed for over a century, arc flash safety has only gained traction in recent decades. This article discusses the danger and prevention of arc flash injury.

The SLC 500 PLC family dominated automation control for well over thirty years and now, with the recent discontinuation…

The SLC 500 PLC family dominated automation control for well over thirty years and now, with the recent discontinuation of most of the series, we look at the differences between SLC and modern Logix PLCs.

This article takes an in-depth look at how magmeters work, the different types of magmeters, and useful equations for…

This article takes an in-depth look at how magmeters work, the different types of magmeters, and useful equations for calculating flow rates using a magmeter.

Some terminology, like 'normally open' and 'normally closed' switch contacts, is common throughout industry but can still…

Some terminology, like 'normally open' and 'normally closed' switch contacts, is common throughout industry but can still be confusing, misleading, or even hazardous if not properly understood.