9 - 114
Chapter 9 Major Positioning Control
Operation chart
The following chart shows the operation timing for position-speed switching control.
The "in speed control" flag (
Md.31
Status
: b0) is turned ON during speed control of
position-speed switching control.
[LD77MS4 operation example]
• When using the external command signal [DI] as position-speed switching signal
Position-speed switching
enable flag
Cd.26
t
V
Positioning start signal
[Y10, Y11, Y12, Y13]
OFF
ON
Command speed
BUSY signal
[XC, XD, XE, XF]
OFF
ON
Positioning complete signal
[X14, X15, X16, X17]
OFF
OFF
ON
Position
control
Speed control
OFF
ON
OFF
ON
In speed control flag
( Md.31 )
Status: b0
Da. 8
OFF
ON
Axis stop signal (stop command)
[Y4, Y5, Y6, Y7]
Does not turn ON even
when control is stopped
by stop command.
Position-speed switching signal
(External command signal (DI))
Cd.45 Speed-position switching
device selection
Setting details are taken in at positioning start.
0
(Note): Refer to Section 3.3 for input/output signal of LD77MS16.
Fig. 9.18 Position-speed switching control operation timing
Summary of Contents for MELSEC-L Series
Page 2: ......
Page 30: ...MEMO ...
Page 70: ...2 10 Chapter 2 System Configuration MEMO ...
Page 83: ...3 13 Chapter 3 Specifications and Functions MEMO ...
Page 103: ...3 33 Chapter 3 Specifications and Functions MEMO ...
Page 107: ...3 37 Chapter 3 Specifications and Functions MEMO ...
Page 111: ...3 41 Chapter 3 Specifications and Functions MEMO ...
Page 115: ...3 45 Chapter 3 Specifications and Functions MEMO ...
Page 140: ...4 22 Chapter 4 Installation Wiring and Maintenance of the Product MEMO ...
Page 253: ...5 113 Chapter 5 Data Used for Positioning Control MEMO ...
Page 342: ...5 202 Chapter 5 Data Used for Positioning Control MEMO ...
Page 438: ...7 20 Chapter 7 Memory Configuration and Data Process MEMO ...
Page 440: ...MEMO ...
Page 485: ...9 25 Chapter 9 Major Positioning Control MEMO ...
Page 594: ...9 134 Chapter 9 Major Positioning Control MEMO ...
Page 624: ...10 30 Chapter 10 High Level Positioning Control MEMO ...
Page 656: ...11 32 Chapter 11 Manual Control MEMO ...
Page 690: ...12 34 Chapter 12 Expansion Control MEMO ...
Page 798: ...13 108 Chapter 13 Control Sub Functions MEMO ...
Page 866: ...14 68 Chapter 14 Common Functions MEMO ...
Page 884: ...15 18 Chapter 15 Dedicated Instructions MEMO ...
Page 899: ...16 15 Chapter 16 Troubleshooting MEMO ...
Page 1036: ...Appendix 88 Appendices MEMO ...
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