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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
Содержание MELSEC-L Series
Страница 1: ...MELSEC L LD77MS Simple Motion Module User s Manual Positioning Control LD77MS2 LD77MS4 LD77MS16 ...
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Страница 70: ...2 10 Chapter 2 System Configuration MEMO ...
Страница 83: ...3 13 Chapter 3 Specifications and Functions MEMO ...
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Страница 140: ...4 22 Chapter 4 Installation Wiring and Maintenance of the Product MEMO ...
Страница 253: ...5 113 Chapter 5 Data Used for Positioning Control MEMO ...
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Страница 438: ...7 20 Chapter 7 Memory Configuration and Data Process MEMO ...
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Страница 485: ...9 25 Chapter 9 Major Positioning Control MEMO ...
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Страница 624: ...10 30 Chapter 10 High Level Positioning Control MEMO ...
Страница 656: ...11 32 Chapter 11 Manual Control MEMO ...
Страница 690: ...12 34 Chapter 12 Expansion Control MEMO ...
Страница 798: ...13 108 Chapter 13 Control Sub Functions MEMO ...
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Страница 884: ...15 18 Chapter 15 Dedicated Instructions MEMO ...
Страница 899: ...16 15 Chapter 16 Troubleshooting MEMO ...
Страница 1036: ...Appendix 88 Appendices MEMO ...
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