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Chapter 9 Major Positioning Control
9.2.16 Speed-position switching control (INC mode)
In "speed-position switching control (INC mode)" ("
Da.2
Control method
" = Forward run:
speed/position, Reverse run: speed/position), the pulses of the speed set in "
Da.8
Command speed
" are kept output on the axial direction set to the positioning data. When
the "speed-position switching signal" is input, position control of the movement amount
set in "
Da.6
Positioning address/movement amount
" is exercised.
"Speed-position switching control (INC mode)" is available in two different types:
"forward run: speed/position" which starts the axis in the forward run direction and
"reverse run: speed/position" which starts the axis in the reverse run direction.
Use the detailed parameter 1 "
Pr.81
Speed-position function selection" with regard to
the choice for "speed-position switching control (INC mode)".
Setting item
Setting
value
Setting details
Buffer memory address
LD77MS2
LD77MS4
LD77MS16
Pr.81
Speed-
position
function
selection
0
Speed-position switching control
(INC mode)
34+150n
(Note): If the set value is other than 0 and 2, it is regarded as 0 and operation is performed in the INC mode.
For details of the setting, refer to Section 5.2 "List of parameters".
Switching over from speed control to position control
(1) The control is selected the switching method from speed control to position
control by the setting value of "
Cd.45
Speed-position switching device selection
".
Setting item
Setting
value
Setting details
Buffer memory address
LD77MS2
LD77MS4
LD77MS16
Cd.45
Speed-
position
switching
device
selection
The device used for speed-
position switching is selected.
0: Use the external command
signal for switching from speed
control to position control
1: Use the near-point signal for
switching from speed control to
position control
2: Use the "
Cd.46
Speed-position
switching command
" for switching
from speed control to position
control
1566+100n 4366+100n
The switching is performed by using the following device when "2" is set.
Setting item
Setting
value
Setting details
Buffer memory address
LD77MS2
LD77MS4
LD77MS16
Cd.46
Speed-
position
switching
command
1
1: Switch from speed control to
position control
1567+100n 4367+100n
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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