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9-27
9 Motion Control Functions
NJ-series CPU Unit Motion Control User’s Manual (W507)
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The actual position or distance for a positioning motion is specified with the
Position
(Target Position)
and
Distance
(Travel Distance) input variables to the motion control instruction.
You can read Axis Variables in the user program to monitor positions.
Axis Parameters That Are Related to Positions
Parameter name
Function
Setting range
Default
In-position Range
Set the in-position width. (Unit: command
units)
Non-negative long
reals
10
In-position Check
Time
Set the in-position check time in millisec-
onds. Set 0 to check for the end of position-
ing only when you define the home position
during homing and not check positioning at
other times. (Unit: ms)
0 to 10,000
0
Software Limits
Select the software limit function.
0: Disabled.
1: Deceleration stop for command position
2: Immediate stop for command position
3: Deceleration stop for actual position
4: Immediate stop for actual position
0 to 4
0
Positive Software
Limit
Set the software limit in the positive direc-
tion. (Unit: command units)
Long reals
2,147,483,647
Negative Software
Limit
Set the software limit in the negative direc-
tion. (Unit: command units)
Long reals
−
2,147,483,648
Following Error Over
Value
Set the excessive following error check
value. Set 0 to disable the excessive follow-
ing error check. (Unit: command units)
Non-negative long
reals
0
Following Error
Warning Value
Set the following error warning check value.
Set 0 to disable the following error warning
check. (Unit: command units)
Non-negative long
reals that are less
than or equal to the
Following Error Over
Value
0
Specifying Target Positions for Axis Operations
Monitoring Positions
Variable name
Data type
Meaning
Function
_MC_AX[0-63].Cmd.Pos
LREAL
Command Current
Position
This is the current value of the command posi-
tion. When the Servo is OFF and the mode is
not the position control mode, the actual cur-
rent position is output.
_MC_AX[0-63].Act.Pos
LREAL
Actual Current Posi-
tion
This is the actual current position.
Содержание NJ501-1300
Страница 12: ...Sections in this Manual 10 NJ series CPU Unit Motion Control User s Manual W507...
Страница 18: ...16 NJ series CPU Unit Motion Control User s Manual W507 CONTENTS...
Страница 22: ...Read and Understand this Manual 20 NJ series CPU Unit Motion Control User s Manual W507...
Страница 34: ...Revision History 32 NJ series CPU Unit Motion Control User s Manual W507...
Страница 44: ...1 Introduction to the Motion Control Function Module 1 10 NJ series CPU Unit Motion Control User s Manual W507...
Страница 58: ...2 Motion Control Configuration and Principles 2 14 NJ series CPU Unit Motion Control User s Manual W507...
Страница 86: ...3 Configuring Axes and Axes Groups 3 28 NJ series CPU Unit Motion Control User s Manual W507...
Страница 98: ...4 Checking Wiring from the Sysmac Studio 4 12 NJ series CPU Unit Motion Control User s Manual W507...
Страница 122: ...5 Motion Control Parameters 5 24 NJ series CPU Unit Motion Control User s Manual W507...
Страница 158: ...6 Motion Control Programming 6 36 NJ series CPU Unit Motion Control User s Manual W507...
Страница 166: ...7 Manual Operation 7 8 NJ series CPU Unit Motion Control User s Manual W507...
Страница 182: ...8 Homing 8 16 NJ series CPU Unit Motion Control User s Manual W507...
Страница 346: ...10 Sample Programming 10 92 NJ series CPU Unit Motion Control User s Manual W507...
Страница 422: ...Appendices A 18 NJ series CPU Unit Motion Control User s Manual W507...
Страница 423: ...Index 1 NJ series CPU Unit Motion Control User s Manual W507 I Index...
Страница 430: ...Index 8 NJ series CPU Unit Motion Control User s Manual W507 Index...