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The Basics of Optical Sensors and Common Types

The Basics of Optical Sensors and Common Types

Optical sensors are one of the most popular sensor types in industrial automation. This article covers optical sensor basics and commonly used types, including fiber optic, photoelectric, and optical encoders.


Understanding Thermal and Pressure Safety Valves for Fluid Flow Systems

Understanding Thermal and Pressure Safety Valves for Fluid Flow Systems

Safety is a concern in any system containing potential energy, whether electrical, chemical, or fluid. Each has methods of protection, and for fluid systems, certain shutoff valves are used in situations when excess pressure can be a problem.


Field-oriented Control (Vector Control) for Brushless DC Motors

Field-oriented Control (Vector Control) for Brushless DC Motors

Field-oriented control (FOC), also called vector control, can control 3-phase alternating current motors and brushless DC motors. Read more to learn its advantages, how it works, and its best applications.


Introduction to Industrial Sensors

Introduction to Industrial Sensors

Industrial sensors can be found in nearly every modern industrial process, regardless of complexity. Learn the history, evolution, and variety of sensors that make manufacturing the modern marvel we see today.


Addressing Common Industrial IoT Cybersecurity Risks For Control Systems

Addressing Common Industrial IoT Cybersecurity Risks For Control Systems

Addressing cybersecurity threats introduced by IIoT technology and devices can quickly seem overwhelming. However, an understanding of the risks can lead to some straightforward countermeasures.


Siemens TIA Portal and S7-1200 Tutorial 2: Analog Inputs

Siemens TIA Portal and S7-1200 Tutorial 2: Analog Inputs

Programming simple coil and contact commands is an easy matter in most PLC IDEs. Connecting and configuring analog inputs can be more challenging with various bit resolutions and conversion commands.


Understanding Controller Memory Types and Conservation

Understanding Controller Memory Types and Conservation

Insufficient controller memory can result in reduced HMI and SCADA response speed and longer scan times. Know the differences between RAM, ROM, and removable memory, and how to keep program sizes in check.


An Engineer Explains the Hexadecimal and Octal Number Systems

An Engineer Explains the Hexadecimal and Octal Number Systems

Computers understand values as long strings of binary bits, but we humans convert them to other systems for convenience. Decimal makes sense, but what about hexadecimal and the lesser-known octal systems?


Understanding Sensor Specifications

Understanding Sensor Specifications

Operating voltage, linearity, dimensions, polarity protection, range… When it comes to sensors, every situation calls for understanding these specs in detail during design, purchasing, and installation.


Introduction to Basic Three-Phase Motor Control Circuits

Introduction to Basic Three-Phase Motor Control Circuits

Large motors require a circuit to turn on and off. This may be as simple as a single on/off drum-type switch or as elaborate as a VFD unit. Learn about some common control circuit designs for typical three-phase motor requirements.


How IIoT can Benefit Maintenance Practices and Increase Overall Equipment Effectiveness

How IIoT can Benefit Maintenance Practices and Increase Overall Equipment Effectiveness

As data becomes available, maintenance can shift from being done on a rigid schedule to a more cost-effective plan of fixing as required, even turning attention to the root cause of maintenance woes.


Understanding Power Quality, Monitoring, and Correction  

Understanding Power Quality, Monitoring, and Correction  

Power quality is an increasing concern for manufacturers all over the world as electrical equipment becomes more advanced and therefore sensitive to discrepancies in the supplied power.


Introduction to Modbus and Modbus Function Codes

Introduction to Modbus and Modbus Function Codes

Modbus is one of the oldest industrial communication protocols still in use today. Continue reading to find out how the protocol works and how to use it for monitoring and control.


Rockwell’s Studio 5000 and Analog I/O Tutorial 2

Rockwell’s Studio 5000 and Analog I/O Tutorial 2

Learn how to install and program analog modules into Rockwell’s hardware and software environments using a CompactLogix PLC and Studio 5000.


Safety Devices - The When, How, and Why

Safety Devices - The When, How, and Why

Machine safety design can be a daunting task with all the different safety devices on the market today. Choosing the correct device for your design can be made easier by understanding when to use the proper device.


Exploring 4 Popular Machine Learning Algorithms for Industrial Applications

Exploring 4 Popular Machine Learning Algorithms for Industrial Applications

Machine learning is a subset of AI that allows a machine to learn using past data. Learn about the two categories of machine learning as well as four major machine learning models often used in industrial applications.


Introduction to Network Switches for Industrial Applications

Introduction to Network Switches for Industrial Applications

Industrial network switches connect automation equipment, controllers, and other such devices. Learn about unmanaged, managed, and PoE enabled switches, as well as the differences between switches, routers, and hubs.


Memory: A Challenge on the Road to Industry 4.0

Memory: A Challenge on the Road to Industry 4.0

Memory for data is among the most pressing challenges to Industry 4.0. Given the evolving nature of Industry 4.0 and associated memory solutions, however, some memory-based trends are becoming apparent.


What’s the Difference Between a Safety Contactor and a General Purpose Contactor?

What’s the Difference Between a Safety Contactor and a General Purpose Contactor?

Designing a system with motor motion always includes a consideration of safety. Incorporating safety contactors might be the correct prevention to protect equipment and users but may add additional challenges.


Types of Actuators: Comparing Pneumatic vs. Electric Actuators

Types of Actuators: Comparing Pneumatic vs. Electric Actuators

Actuators are used to control the motion of manufacturing devices and raw materials. This article will compare electric actuators and several types of fluid-power actuators.