A PLC or programmable logic controller is a type of computer often employed to monitor and control industrial manufacturing operations. The device, which you may see referred to as a programmable ...

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 ...

Following the manufacturer’s guidelines when swapping out PLC hardware will only get you part of the way to a successful controller upgrade. I/O card issues, rack space, communications, and octal to ...