Siemens is expanding its portfolio of Industrial Ethernet switches with the SCALANCE XM-400, offering two basic units and port extenders for connecting up to 24 network stations. (Source: Siemens Industry)
Nice article, Al. Siemens, as usual, is at the cuyying edge of automation and control developments. One of the most practical advances is integrated drive systems. Instead of throwing gears around, control engineers can now reconfigure their lines on the HMI.