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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 fast OPR start.
1) The fast OPR is started.
2) Positioning control to the "
Md.21
Machine feed value" begins at the 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
(Positioning start signal)
Md.26 Axis operation status
In position control
Standing by
Standing by
OP
Positioning to the OP
M
Fig. 8.16 Fast OPR