RS-232 was the PC serial communications standard for many years. Hardware and software support for this simple, yet effective, interface was included on every PC made until it was eventually replaced ...

The modern programmable logic controller (PLC) is at the nexus of two debates that are taking place daily at opposite ends of the control-system spectrum. At one end is the debate over the ideal ...

Consider the features and typical applications for industrial controllers to understand what type of controller fits each application. Do you need a programmable logic controller (PLC), programmable ...

System integrators share their tips on the differences between PLCs, PACs, and Industrial PCs, including their best use cases and how to choose the right one for your environment. Allen-Bradley ...

This file type includes high-resolution graphics and schematics when applicable. One of the key parts of automation is observing variation, and a process’ ability to control it. Reducing variation ...

How PLCs enable automated systems to be altered via software rather than hardware changes. Why PACs are often used when integrating capabilities such as safety, motion, distributed I/O, and network ...