Researchers have discovered a design flaw lets anyone carry out commands without authentication on software called CoDeSys, which is widely used in industrial controls Researchers have discovered a ...

There are various approaches to developing programmable logic controller (PLC) applications using experimental techniques. Modifying existing PLC ladder logic programs is another common approach ...

AutomationDirect’s new eBook, “PLC Handbook: A Practical Guide to Programmable Logic Controllers” is now available as a free download. Designed as an easy-to-read guide for users new to PLCs, this ...

PLC Counters and Timers provides an overview of the functions of counter and timer instructions in a PLC ladder logic program. Counter and timer instructions are internal features of a program that ...