PLCs, HMIs, and SCADA Systems are all great tools. On their own, each has plenty to offer. PLCs have massive sets of I/O and specialty cards, support large memory formats with advanced features for the most demanding control applications. SCADA systems and HMIs have a dizzying array of finely developed 3D objects, clean high-performance graphics, advanced trend and alarm objects, and slick new navigational methods. You can hardly go wrong selecting products from any of the major players: Rockwell, AVEVA, Schneider, Siemens, and GE, not to mention several lesser-known names. And while chock full of all that there is to technically offer, typically a system’s success hinges not on the tool themselves, but on the skills the operations teams possess and how they use each tool. In fact, your most important tool might be your listening skills!
read more…