Articles & News on Process Automation and Control

Derivative Action - The Good, Bad, and Ugly

  • by John Gerry, P.E.
  • News

The reason to use derivative (or D) is that you can use more Proportional and especially more Integral action. The result can be a much faster reacting control loop.

Five factors that can affect your weighing system's accuracy

  • by Ted Kopczynski and Dave Ness
  • Opinion

This article discusses five factors that can affect the weighing system's accuracy and provides advice on selecting, installing, and operating the system to handle these factors.