Mitsubishi MELSEC-A A1SD71-S2 User Manual page 49

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3. SPECIFICATIONS
MELSEC-A
(2)
Speed/positioning control switching mode
The AlSD71 operates in the speed control mode by a one-time start
signal.
Then, when a control mode switching signal is input while inputting the
external enable signal,
it
is switched to the positioning control mode.
X axis
Positioning data
Direction Dwell lime
Speed
Address
0 (forward direction)
12 v 2
P2
Speed change
No.82
I
I ,
I I
I
I
I
I
Start signal ( Y 2 0 )
Positioning
\
I I
commenced (X18)
Positioning
complete (X12)
L
I I
I
- -
I
- -
BUSY (X14)
\
I
M code ON
(WITH)
I
I
I
(AFTER)
I
M code ON
I
I I
I
I
I I
I I
M code OFF
I
I
Current value
Setting travel distance
Control switching signal
I
I
Enable signal
I
I
to : Positioning complete signal time
(Note)
If
a control switching signal goes ON when the enable signal is
ON,
speed control will be switched to positioning control.
Fig. 3.22 Switch Timing in the Speed/Positioning Control Switching Mode
3 -38