MITSUBISHI ELECTRIC Mitsubishi Programmable Logic Controller QD75D - Manual (Page 338)

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MELSEC-Q
9 MAJOR POSITIONING CONTROL
POINTS
(1) When the "reference axis speed" is set during 3-axis linear intrpolation control,
set so the major axis side becomes the reference axis. If the minor axis side is
set as the reference axis, the major axis side speed may exceed the " Pr.8
Speed limit value".
(2) Refer to Section 9.1.6 "Interpolation control" for the reference axis and
interpolation axis combinations.