Basic Parameters 1 - Mitsubishi Electric MELSEC iQ-R Series User Manual

Basic parameters 1

This section describes the details on the basic parameter 1.
n: Axis No. - 1
Item
[Pr.1]
Unit setting
Movement [Pr.2]
amount Number of pulses per
per pulse rotation (AP) (Unit: pulse)
[Pr.3]
Movement amount per
rotation (AL)
[Pr.4]
Unit magnification (AM)
[Pr.7]
Bias speed at start
[Pr.1] Unit setting
Set the unit used for defining positioning operations. Choose from the following units depending on the type of the control
target: mm, inch, degree, or pulse. Different units can be defined for different axes.
Ex.
Different units (mm, inch, degree, and pulse) are applicable to different systems:
• mm or inch: X-Y table, conveyor (Select inch when the machine has inch specifications.)
• degree: Rotating body (360 degrees/rotation)
• pulse: X-Y table, conveyor
When you change the unit, note that the values of other parameters and data will not be changed
automatically.
After changing the unit, check if the parameter and data values are within the allowable range.
Set "degree" to exercise speed-position switching control (ABS mode).
■Buffer memory address
Refer to the following for the buffer memory address in this area.
Page 397 Positioning parameters: Basic parameters 1
12 DATA USED FOR POSITIONING CONTROL
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12.3 Basic Setting
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Setting value, setting range
Value set with the
engineering tool
0: mm
1: inch
2: degree
3: pulse
1 to 200000000
The setting value range differs according to "[Pr.1] Unit setting".
1: 1 time
10: 10 times
100: 100 times
1000: 1000 times
The setting value range differs according to "[Pr.1] Unit setting".
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Default
value
Value set with a program
0 3
1
2
3
1 to 200000000 20000
20000
1 1
10
100
1000
0
Buffer memory address
Axis 1 to axis 16
0+150n
2+150n
3+150n
4+150n
5+150n
1+150n
6+150n
7+150n