From: Peter V. <cv...@cv...> - 2007-06-25 05:28:31
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Modified file emc2/docs/man/man9/at_pid.9 Full file: <http://cvs.linuxcnc.org/cvs/emc2/docs/man/man9/at_pid.9?rev=1.4> Difference: <http://cvs.linuxcnc.org/cvs/emc2/docs/man/man9/at_pid.9.diff?r1=1.3;r2=1.4> Branch: TRUNK Log: revision 1.4 date: 2007/06/25 05:28:27; author: petev; state: Exp; lines: +3 -1 -Added comment about adjusting FERROR when running with EMC. --- at_pid.9 2007/05/16 05:27:57 1.3 +++ at_pid.9 2007/06/25 05:28:27 1.4 @@ -31,7 +31,9 @@ cycle is setup around the commanded position. No initial tuning values are required to start auto tuning. Only \fBtune-cycles\fR, \fBtune-effort\fR and \fBtune-mode\fR need be set before starting auto tuning. When auto tuning -completes, the tuning parameters will be set. +completes, the tuning parameters will be set. If running from EMC, the FERROR +setting for the axis being tuned may need to be loosened up as it must be +larger than the limit cycle amplitude in order to avoid a following error. .P To perform auto tuning, take the following steps. Move the axis to be tuned, to somewhere near the center of it's travel. Set \fBtune-cycles\fR (the |