8 - 10
MELSEC-Q
8 OPR CONTROL
(3) If the " Pr.49 OPR dwell time" elapses before the stop at the stopper, the workpiece
will stop at that position, and that position will be regarded as the O P.
At this time, an error will not occur.
Pr. 46 OPR speed
ON
ON
OFF
OFF
ON
0
V
ON
t
Pr. 47 Creep speed
Torque limit
Near-point dog OFF
Valid torque limit range
Dwell time measurement Time out of dwell time
Machine OPR start
(Positioning start signal)
Deviation counter clear output
Md.26 Axis operation status
OPR request flag
[ Md.31 Status : b3]
OPR complete flag
[ Md.31 Status : b4]
Md.34 Movement amount
after near-point dog ON
Md.20 Current feed value
Md.21 Machine feed value
Standing by In OPR
Inconsistent
Inconsistent Value the machine moved is stored
Standing by
OP address
OFF
Stops at stopper
Pr.55 Deviation counter clear signal
output time
Fig. 8.6 Operation when the dwell time elapses before the stop at the stopper
(4) Machine OPR started while the near-point dog is ON will start at the " Pr.47 Creep
speed".
(5) When a machine OPR is stopped with the st op signal, perform a machine OPR again.
If the restart command is turned ON after a stop with the stop signal, an er ror "OPR
restart not possible" (error code: 209) occurs.