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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
After establishing OP position by a machine OPR, positioning control to the OP
position is executed without using a near-point dog or a zero signal.
The following shows the operation during a fast OPR start.
position is executed without using a near-point dog or a zero signal.
The following shows the operation during a fast OPR start.
1) The fast OPR is started.
2) Positioning control to the OP position established by a machine OPR begins at
2) Positioning control to the OP position established by a machine OPR begins at
the speed set in the OPR parameters ( Pr.43 to Pr.57 ).
3) The fast OPR is completed.
OPR speed
Machine OP
(OP position)
(OP position)
Axis operation
status
status
Standby
Position control
Standby
Pr.46
M
OP
Positioning to the OP
Md.26
Fast OPR start
(Positioning start signal)
[Y10,Y11,Y12,Y13]
(Positioning start signal)
[Y10,Y11,Y12,Y13]
Fig. 8.16 Fast OPR