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MELSEC-Q
8 OPR CONTROL
8.3 Fast OPR
8.3.1 Outline of the fast OPR operation
Fast OPR operation
In a fast OPR, positioning is carried out by a "machine OPR" to the "
Md.21
Machine feed value" stored in the QD75.
The following shows the operation during a basic "fast OPR" start.
1) The "fast OPR" is started.
2) Positioning control begins to the "
Md.21
Machine feed value", following the
direction and speed set in the OPR parameters (
Pr.43
to
Pr.57
).
3) The "fast OPR" is completed.
Machine OP
(OP position)
Pr. 46 OPR speed
Fast OPR start
Md.26 Axis operation status
In OPR
Standing by
Standing by
OP
Positioning to the OP
M
Fig. 8.17 Fast OPR
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