CNC, Motion Control
PCs have become more useful as part of open architecture control systems.
Inspired innovators live on in their enduring discoveries. Such is especially true for John G. Ziegler, 88, the father of modern process control loop tuning, who died Dec. 9, 1997, at his retirement home in Scottsdale, Ariz.A literal cornerstone of the control field, Mr.
BUS OF THE MONTH: Profibus-DP