/services/b/tips/posts/is-it-better-to-have-a-controller-with-more-or-less-knobs-tipsWhat are the relative merits of different PID structures, a setpoint (SP) filter, and analog output (AO) setpoint rate (velocity) limits? Should I seek a general solution I can use all the time and each knob fits a particular purpose, or a controlleren-USTelligent Community 13