Mitsubishi A1SD75M1, User Manual

Page: 118 / 746

5 - 28
MELSEC-A
5 DATA USED FOR POSITIONING CONTROL
5.2.3 Detailed parameters 1
Setting value, setting range
Setting value buffer
memory address
Item
Value set with peripheral device
Value set with
sequence program
Default value
Axis 1 Axis 2 Axis 3
Pr.12 Backlash
compensation
amount
The setting value range differs according to the " Pr.1
Unit setting".
Here, the value within the [Table 1] range is set.
[Table 1] on right page
0 15 165 315
Pr.13 Software stroke
limit upper limit
value
2147483647
16
17 166
167 316
317
Pr.14 Software stroke
limit lower limit
value
The setting value range differs depending on the " Pr.1
Unit setting".
Here, the value within the [Table 2] range is set.
[Table 2] on right page
–2147483648
18
19 168
169 318
319
0 : Apply software stroke limit on
current feed value
0
Pr.15 Software stroke
limit selection
1 : Apply software stroke limit on
machine feed value
1
0 20 170 320
0 : Software stroke limit invalid during
JOG operation and manual pulse
generator operation 0
Pr.16 Software stroke
limit valid/invalid
setting
1 : Software stroke limit valid during
JOG operation and manual pulse
generator operation 1
0 21 171 321
Pr.12 Backlash compensation amount
The error that occurs due to backlash when moving the machine via gears can be
compensated.
When the backlash compensation amount is set, position/speed command
equivalent to the compensation amount will be output each time the direction
changes during positioning.
Workpiece
(moving body)
Worm gear
Backlash
(compensation amount)
Pr.46 Zero point return direction