On 13 January 2012 06:05, Jon Elson <el...@pico-systems.com> wrote: > I will have to try negative D values to see what they might do.
D might want to be negative or positive, depending on what you are trying to achieve. You can use it to help catch a fast-moving setpoint (positive D) or to reject transients (negative D) -- atp The idea that there is no such thing as objective truth is, quite simply, wrong. ------------------------------------------------------------------------------ RSA(R) Conference 2012 Mar 27 - Feb 2 Save $400 by Jan. 27 Register now! http://p.sf.net/sfu/rsa-sfdev2dev2 _______________________________________________ Emc-developers mailing list Emc-developers@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-developers