Mitsubishi Electric MELSEC-LD77MS2 User Manual page 466

POINT
(1) When the operation pattern is continuous positioning control or continuous
(2) The BUSY signal turns ON even when position control of movement amount 0
(3) The positioning complete signal turns ON even when position control of
[1] Independent positioning control (Positioning complete)
[LD77MS4 operation example]
Positioning start signal
Start complete signal
BUSY signal
Positioning complete signal
path control, the same address as the last value is specified in absolute
system or the movement amount 0 is specified in incremental system,
positioning control of movement amount 0 is executed.
is executed. However, since the ON time is short, the ON status may not be
detected in the PLC program.
movement amount 0 is executed. ON time is determined by "
complete signal output time
This control is set when executing only one designated data item of positioning. If
a dwell time is designated, the positioning completes after the designated time
elapses.
This data (operation pattern [00] data) becomes the end of block data when
carrying out block positioning. (The positioning stops after this data is executed.)
V
OFF
[Y10, Y11, Y12, Y13]
[X10, X11, X12, X13]
OFF
[XC, XD, XE, XF]
OFF
OFF
[X14, X15, X16, X17]
Fig. 9.1 Operation during independent positioning control
Chapter 9 Major Positioning Control
".
Positioning complete (00)
ON
ON
ON
(Note): Refer to Section 3.3 for input/output signal of LD77MS16.
9 - 6
Positioning
Pr.40
Dwell time
t
ON