4 - 2
4 PARAMETERS FOR POSITIONING CONTROL
4.2 Fixed Parameters
(1) The fixed parameters are set for each axis and their data is fixed based on the
mechanical system, etc.
(2) The fixed parameters are set using MT Developer2.
(3) The fixed parameters to be set are shown in Table 4.1.
Table 4.1 Fixed parameter list
No. Item
Setting range
Initial value Units Remarks Section mm inch degree pulse
Setting range Units Setting range Units Setting range Units Setting range Units
1 Unit setting 0
1
2
3
3
• Set the command unit for each
axis at the positioning control.
2
Travel value per pulse (A)
Number of
pulses per
rotation
(AP)
1 to 2147483647[pulse] 20000
pulse
• Set the number of feedback
pulses per motor rotation
based on the mechanical
system.
4.2.1
3
Travel
value per
rotation
(AL)
0.1 to
214748364.7
µm
0.00001 to
21474.83647
inch
0.00001 to
21474.83647
degree
1 to
2147483647
pulse
20000
• Set the travel value per motor
based on the mechanical
system.
4
Backlash
compensation
amount
(Note)
0 to 6553.5 0 to 0.65535 0 to 0.65535 0 to 65535 0
• Set the backlash amount of
the machine.
• Every time of the positioning
direction changes at the
positioning, compensation by
the backlash compensation
amount is executed.
7.2
5
Upper stroke
limit
(Note)
-214748364.8
to
214748364.7
-21474.83648
to
21474.83647
0 to
359.99999
-2147483648
to
2147483647
2147483647
• Set the upper limit for the
machine travel range.
4.2.3
6
Lower stroke
limit
(Note)
-214748364.8
to
214748364.7
-21474.83648
to
21474.83647
0 to
359.99999
-2147483648
to
2147483647
0
• Set the lower limit for the
machine travel range.
7
Command in-
position range
(Note)
0.1 to
214748364.7
0.00001 to
21474.83647
0.00001 to
359.99999
1 to
2147483647
100
• Set the position at which the
command in-position signal
(M2403+20n) turns on
[(positioning address) -
(current value)].
4.2.4
8
Speed control
10
multiplier
setting for
degree axis
Invalid/Valid
Invalid
• Set whether the positioning
control is executed with a
value 10 multiplier the speed
of a command speed setting,
when a control unit is degree
axis.
4.2.5
(Note): The display of the possible setting range changes according to the electronic gear value at Q173DCPU(-S1)/Q172DCPU(-S1).
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