Jeff Morton, Cross Company

Six action items for an aging DCS/PLC

Plant and operations managers need to be aware that their distributed control systems (DCSs) and programmable logic controllers (PLCs) could be obsolete and they should take appropriate steps to deal with the problem. Six immediate action items for an aging system are highlighted.

Upgrading your legacy control system

There is no “one size fit all” formula for legacy migration of control systems, but assessing the available information along with some common sense can go a long way in putting together a fundamentally sound project.