As engineers, we often need to design a customized control system or interface to address a need which can”t be met with an off-the-shelf interface device. In the used-to-be days, we”d get a Bud box, ...

It’s surprising how much of an impact such a small component as a programmable logic controller (PLC) can have on the smooth operation of a hyperscale data center. While people rarely see it, the PLC ...