Digital signals hold a prominent position due to their compatibility with computers. But what are digital signals, and what are some examples of the various…
Digital signals hold a prominent position due to their compatibility with computers. But what are digital signals, and what are some examples of the various devices used with digital inputs and outputs?
Ground wires reduce the risk of injury and damage from faulty equipment. Shops designing according to the UL 508A…
Ground wires reduce the risk of injury and damage from faulty equipment. Shops designing according to the UL 508A standard must understand how, when, and why to properly ground and bond circuits.
Structured Text (ST) is one of the common IEC programming languages that can be used in programming PLCs. Learn how to…
Structured Text (ST) is one of the common IEC programming languages that can be used in programming PLCs. Learn how to use structured text to write executable programs for MELSEC’s FX series PLC.
Compliance and compensator devices are used in processes where variation and uncertainty are prevalent. What sorts of…
Compliance and compensator devices are used in processes where variation and uncertainty are prevalent. What sorts of compliance devices are used, and what distinct advantages are held by each?
Measuring time delays between equipment events predates digital control systems. What are the types of timers, and how…
Measuring time delays between equipment events predates digital control systems. What are the types of timers, and how did they work before the advent of PLCs? And how do PLCs continue the tradition?
Force compensators and force compliance end effectors can expand the capabilities of traditional robotics to reach into…
Force compensators and force compliance end effectors can expand the capabilities of traditional robotics to reach into difficult processes, ranging from grinding and alignment to precision measurement.
GX Simulator2 is one of MELSOFT’s essential tools for the simulation of programs in a virtual PLC and works with GX…
GX Simulator2 is one of MELSOFT’s essential tools for the simulation of programs in a virtual PLC and works with GX Works2. Learn how to virtually simulate and test your ladder programs.
Industrial robots are becoming safer and more economical by utilizing safety signals over Ethernet networks via CIP…
Industrial robots are becoming safer and more economical by utilizing safety signals over Ethernet networks via CIP safety technology.
This article features an in-depth discussion of the various options for buttons and switches, including function, styles,…
This article features an in-depth discussion of the various options for buttons and switches, including function, styles, shapes, and illumination options for all kinds of control panel inputs.
We usually think of joysticks in terms of video game controllers, but they exist in all kinds of industrial systems:…
We usually think of joysticks in terms of video game controllers, but they exist in all kinds of industrial systems: heavy equipment, overhead cranes, and even some robotic controls. But how do they work?
Designing, installing, and maintaining control systems involves a lot of wires. Each wire has a purpose, often indicated…
Designing, installing, and maintaining control systems involves a lot of wires. Each wire has a purpose, often indicated by the color of the insulation. But what are the common colors, and what do they mean?
Radiation, despite its reputation in pop culture as a harmful emission resulting from a natural disaster, is a property…
Radiation, despite its reputation in pop culture as a harmful emission resulting from a natural disaster, is a property of many materials and processes and must be carefully monitored for quality and safety.
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.
AutomationDirect’s Productivity line of PLCs is known for cost-effectiveness and ease of use. Learn how to build and…
AutomationDirect’s Productivity line of PLCs is known for cost-effectiveness and ease of use. Learn how to build and download a simple program using discrete input and output ladder commands.
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.
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.
ASCII is a familiar acronym, found in applications like Modbus communications and string data types—but what is it, and…
ASCII is a familiar acronym, found in applications like Modbus communications and string data types—but what is it, and what does ASCII mean for automation engineers?
Cybersecurity is all about processes and people. A lot of threats can be mitigated through technology, but only if people…
Cybersecurity is all about processes and people. A lot of threats can be mitigated through technology, but only if people understand how cybersecurity affects control systems and related technology.
3D printers have come a long way over the years, but can we really expect to see them on the factory floor, taking the…
3D printers have come a long way over the years, but can we really expect to see them on the factory floor, taking the place of large machining centers? What benefits and challenges does printing offer to manufacturing?
Optical sensors are one of the most popular sensor types in industrial automation. This article covers optical sensor…
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.