12 - 86
MELSEC-A
12 CONTROL AUXILIARY FUNCTIONS
(3) Start time chart
The following time chart assumes that the positioning data No. 1, 2, 3, 4 and 5 of
axis 1 are executed consecutively by "indirectly specification" as an example.
(a) Indirectly specification data setting example
Axis 1 indirectly specification No.
Positioning data No. for indirectly
specification No. 8001 for axis 1
8001 1
(b) Positioning data setting example
Axis 1 positioning data No.
Da.1 Operation pattern
1
11: Continuous path control
2
01: Continuous positioning control
3
11: Continuous path control
4
11: Continuous path control
5
00: Positioning complete
(c) Start time chart
Positioning start signal
PLC READY signal
AD75 READY signal
Start complete signal
BUSY signal
Positioning complete signal
Positioning start No.
V
t
Error detection signal
Positioning data No. for
indirectly specification No.8001
[Buffer memory address 4500]
Positioning data No.
5(00)
Operation pattern
1(11)
4(11)
3(11)
2(01)
8001
1
Cd.11
Dwell time
[Y10]
[X0]
[Y1D]
[X1]
[X4]
[X7]
[XA]
Dwell time
Fig. 12.43 Start time chart for positioning control using indirectly specification function
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Содержание A1SD75P1-S3
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