PLCs, PACs

Courtesy: VIPA ControlsAmerica and New Products for Engineers' Database
PLCs, PACs September 25, 2021

Know your PLC programming audience

Programmable logic controller (PLC) code should never be a bottleneck when troubleshooting and should be designed to address the needs and knowledge of as many engineers as possible.

By Mike Blenman
Courtesy: IDEC Corporation, New Products for Engineers Database
PLCs, PACs August 10, 2021

What IEC 61499 means for the PLC

The IEC 61499 international standard doesn’t signal the end for the programmable logic controller (PLC), but its impact, particularly in process control applications, will change how PLCs are used.

By Martyn Hilbers
Courtesy: PLCopen
PLCs, PACs July 6, 2021

Structuring with IEC 61131-3: 7 steps to success

The IEC 61131-3 standard includes powerful structuring tools and can help provide users an excellent way to break a control system down into manageable units for greater overall effectiveness.

By Eelco van der Wal
Courtesy: AutomationDirect, New Products for Engineers Database
PLCs, PACs June 28, 2021

Top 5 Control Engineering articles June 21-27, 2021

Articles about PLC benefits, HMI and SCADA design, six calibration tips, process control systems and cybersecurity's past were Control Engineering’s five most clicked articles from June 21-27, 2021. Miss something? You can catch up here.

By Chris Vavra
Courtesy: AutomationDirect, New Products for Engineers Database
PLCs, PACs June 16, 2021

The PLC remains stronger than ever

The programmable logic controller (PLC) has been declared dead many times, but it continues to thrive even in the Industry 4.0 era.

By David Humphrey
Courtesy: VIPA ControlsAmerica and New Products for Engineers' Database
PLCs, PACs June 16, 2021

PLC coding practices document released

The Top 20 Secure PLC Coding Practices document aims to provide a list of coding practices for PLC programmers.

By International Society of Automation (ISA)
Courtesy: VIPA ControlsAmerica and New Products for Engineers' Database
PLCs, PACs March 4, 2021

Three signs it might be time to upgrade a PLC

Programmable logic controllers (PLCs) are designed to last a long time, but even they have a shelf life. Three tips for knowing when to upgrade are highlighted as well as a cautionary tale.

By Brad Smith
Courtesy: AutomationDirect/New Products for Engineers Database
PLCs, PACs February 1, 2021

Top 5 Control Engineering Articles Jan. 25-31, 2021

Articles about top 5 VFD parameter changes explained, free PLC programming software for education, replacing seven SCADA systems with one, and more were Control Engineering’s five most clicked articles from Jan. 25-31, 2021. Miss something? You can catch up here.

By Keagan Gay
As of its Feb. 1, 2021, introduction, Unitronics UniStream PLC Cloud Series is said to be the only PLC with embedded built-in cloud without monthly subscription fee or any additional purchase of hardware and software. Just connect and go. Courtesy: Unitronics
PLCs, PACs February 1, 2021

PLC users can use cloud services without programming

Original equipment manufacturers (OEMs), machine builders and others can access a no-code Industrial Internet of Things (IIoT) cloud platform, providing easy-to-use data analysis tools, other functionality for bottom-line improvements

By Mark T. Hoske
Free PLC programming software lets students learn on their own instead of needing a lab. Courtesy: AutomationDirect/New Products for Engineers Database
PLCs, PACs January 26, 2021

Free PLC programming software for education

Available programmable logic controller (PLC) software that is free for users is crucial for users and students who can't currently access a lab. See table with a breakdown.

By Jon Breen