Use this helpful reference to understand the pinouts used by nearly all common ice cube and octal base industrial relays and their matching sockets.
Use this helpful reference to understand the pinouts used by nearly all common ice cube and octal base industrial relays and their matching sockets.
While mechanical wear in rotating machinery may be obvious over time, electrical faults can also cause bearings to fail.…
While mechanical wear in rotating machinery may be obvious over time, electrical faults can also cause bearings to fail. Unfortunately, the symptoms can look surprisingly similar.
This guide examines common ladder logic structures and presents the equivalent structured text representation, mainly…
This guide examines common ladder logic structures and presents the equivalent structured text representation, mainly intended as a learning guide for those getting started with ST.
Encoders rely on high-speed outputs supplying signals to a PLC. Learn why these signals cannot be interchanged at will,…
Encoders rely on high-speed outputs supplying signals to a PLC. Learn why these signals cannot be interchanged at will, and some best practices for preventing false rotational counts.
Ladder logic is the legendary industrial graphical programming language that once resembled electrical drawings, but it…
Ladder logic is the legendary industrial graphical programming language that once resembled electrical drawings, but it has advanced far beyond a collection of digital electrical symbols.
Connecting to equipment remotely can save time and travel expenses. It is a powerful tool, but with great power comes…
Connecting to equipment remotely can save time and travel expenses. It is a powerful tool, but with great power comes great responsibility.
Get ready for a control-themed roller coaster ride, pitting two PLCs against one Modbus I/O rack, and you might be…
Get ready for a control-themed roller coaster ride, pitting two PLCs against one Modbus I/O rack, and you might be shocked at the results: Who will win… And who will lose?
Learn how to configure the connection for a Mitsubishi FX5UC controller over Ethernet using GX Works 3.
Learn how to configure the connection for a Mitsubishi FX5UC controller over Ethernet using GX Works 3.
When motors drive in parallel from a single main power source, do they each need an individual VFD? Check out why this is…
When motors drive in parallel from a single main power source, do they each need an individual VFD? Check out why this is useful in some cases, and take note of some necessary precautions.
Predictive maintenance brings real cost and time savings, but there can be a lot of confusion when setting up a system.…
Predictive maintenance brings real cost and time savings, but there can be a lot of confusion when setting up a system. Control.com talks to the experts at NORD, a motor specialist, to learn more.
In this tutorial, we add remote I/O to a Studio 5000 project using Modbus TCP and the new SLM System from Synergy Logic,…
In this tutorial, we add remote I/O to a Studio 5000 project using Modbus TCP and the new SLM System from Synergy Logic, which promises to simplify the integration. We’ll see how it lives up.
Addressing variables at the bit level can save precious PLC memory as well as make your code more readable and easier to…
Addressing variables at the bit level can save precious PLC memory as well as make your code more readable and easier to understand.
Part 1 of a 2-part series. A practical look at the failures that plague motor drive systems, even those that are rated to…
Part 1 of a 2-part series. A practical look at the failures that plague motor drive systems, even those that are rated to be fail-safe.
Although ‘HMI’ has become synonymous with a durable, rugged touchscreen measuring 7 to 21 inches and mounted in a…
Although ‘HMI’ has become synonymous with a durable, rugged touchscreen measuring 7 to 21 inches and mounted in a control cabinet door, the reality of the interface extends far beyond this device.
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.
Motor speed control can be a tricky process, due to the variety of options. In a VFD, speed can be controlled using fixed…
Motor speed control can be a tricky process, due to the variety of options. In a VFD, speed can be controlled using fixed values, digital or analog signals, or communication networks.
Showcase, manufacturing, repair, and research: Join Control.com for a recap of our team’s recent visit to the US HQ of…
Showcase, manufacturing, repair, and research: Join Control.com for a recap of our team’s recent visit to the US HQ of Mitsubishi Electric Automation, and see where the magic happens.
Learn the difference between common and individually isolated PLC I/O modules; how do we know when isolation might be…
Learn the difference between common and individually isolated PLC I/O modules; how do we know when isolation might be helpful or required for outputs, inputs, and analog signals?
Learn about precharge circuits, inrush current, and understand why VFD and servo drives may trip during power-up.
Learn about precharge circuits, inrush current, and understand why VFD and servo drives may trip during power-up.