Jim Wilmot, Bernd Raithel, Siemens Industry Inc.
Jim Wilmot is factory automation marketing manager at Siemens Industry Inc. Bernd Raithel is director product management and marketing, Siemens Factory Automation, Siemens Industry.
Which devices to use? A multi-tasking controller combines functions of a PC-based software controller with visualization, PC applications, and input/output connections. Combining a scalable human-machine interface (HMI) system, supervisory control and data acquisition, and other functions can add edge functionality.