4. PARAMETERS FOR POSITIONING CONTROL
4 − 7
4.3.1 Servo parameters of ADU (only when A273UHCPU is used)
Tables 4.2 and 4.3 indicate the servo parameters to be set.
(1) Basic parameters
Table 4.2 Servo Parameter (Basic Parameter) List
Setting Range Default
mm inch degree PULSE
No. Item
Setting
Range
Units
Setting
Range
Units
Setting
Range
Units
Setting
Range
Units
Initial
Value
Units
Remarks
Expla-
natory
Section
(Note)
1
Amplifier
setting
(Note)
2
Regenerat-
ive resistor
(Note)
3
External
dynamic
brake
Not displayed on the screen.
(Note)
4
Motor type
(Note)
5
Motor
capacity
6
Motor rpm
(R)
7
Number of
feedback
pulses (N)
Set automatically in accordance with the system settings.
8
(Note)
Direction
of rotation
0: Forward rotation (CCW) when the positioning address increases.
1: Reverse rotation (CW) when the positioning address decreases.
0
• Set the direction of rotation
as seen from the load side.
Forward rotation:
reverse rotation:
9
Automatic
tuning
0: Speed only
1: Position/speed
2: Not executed
2
• Set the gain
(speed/position, speed) for
executing automatic setting.
4.3.9
10
Servo
responsive
-ness
1 to 12 1
• Set in order to increase
servo responsiveness.
4.3.10
(Note-1) : If you have changed the setting of any of the items marked “Note” in the above
table, reset the servo system CPU with the key switch or turn PLC ready (M2000)
off, then on, and switch on servo power.
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