Mitsubishi Electric MELSEC-Q Series - Page 307

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6 POSITIONING CONTROL
(3) FOR-OFF (loop-out trigger condition setting)
(a) The repetition range set until the specified bit device turns off is executed
repeatedly.
(b) The following devices are used as the loop-out trigger condition:
1) Input (X/PX)
2) Output (Y/PY)
3) Internal relay (M)
4) Special relay (SM)
5) Link relay (B)
6) Annunciator (F)
Operation of the repetition control using FOR-TIMES, FOR-ON, and FOR-OFF is
shown below.
[Servo program]
VSTART
2000
2)
VINC
Speed
1)
VINC
VINC
NEXT
VEND
40000
2000
30000
20000
1000
3)
<K 701>
INC-2
230000
10000
500
Speed
Axis 1,
Axis 1,
Speed
Speed
Axis 1,
Axis 2,
Axis 1,
1)
2)
Condition 1 Condition 2 Condition 3
FOR-TIMES K1 K2 K3
FOR-ON
X010
ON
from start
X010
ON
during first
execution of
3)
X010
ON
during third
execution of
3)
FOR-OFF
X011
OFF
from start
X011
OFF
during first
execution of
3)
X011
OFF
during third
execution of
3)
(1) Operation in condition 1
1000
0
2000
100000 200000
ON
OFF
X010
X011
OFF
ON
(2) Operation in condition 2
1000
0
200000
2000
100000
ON
OFF
X010
X
011
OFF
ON