Position Control By The Fr-A8Al Pulse Train Input - Mitsubishi Electric 800 Series Instruction Manual

Position control under vector control
5.5.4
Position control by the FR-A8AL pulse train
input
Position control by the command from the positioning module of the programmable controller is available using the FR-A8AL.
Pr. Name
419 Position command
B000 source selection
428 Command pulse
B009 selection
Pr.419
Setting

[][][]0
[][][]1 Position command selection
[][][]2
[][]0[] The home position retention
selection when the LX signal OFF
[][]1[]
(servo-OFF)
[]0[][]
[]1[][]
Selecting clearing of the current
position 2 monitor value
[]2[][]
[]3[][]
0[][][]
Absolute position control
1[][][]

Zero of the most significant digit is not displayed.

Timing to clear the current position 2 monitor value differs depending on the setting value.

During position control under Vector control, if Pr.419 = "1" while the FR-A8AL is not installed (or is disabled), the protective function (E.OPT) is
activated.

During position control under Vector control, if Pr.419 = "1110" while the FR-A8APS is not installed (or is disabled), a protective function (E.OPT)
is activated.
222
PARAMETERS
Vector Vector Vector PM PM PM
Initial Setting
value range
0 to 2, 10, 100,
110, 200, 210,
0
300, 310, 1110,
1310
0
1
2
0
3
4
5
Simple position control by point tables (position command by setting parameters).
Position command by the pulse train input to the FR-A8AL
Simple pulse train position command by the pulse train input to the inverter
Not retained
Retained
Not cleared when the home position return completed.
Cleared under the control mode other than position control.
Cleared when the home position return completed.
Cleared under the control mode other than position control.

Not cleared when the home position return completed.
Not cleared under the control mode other than position control.
Cleared when the home position return completed.
Not cleared under the control mode other than position control.
Disabled
Enabled (with the FR-A8APS installed)
Parameters for the position command source, the home
position data at servo-OFF, clearing of the current position 2
monitor value, the absolute position control.
Forward/Reverse pulse train
Pulse train + rotation direction sign
A/B phase pulse train
Forward/Reverse pulse train
Pulse train + rotation direction sign
A/B phase pulse train
Description

Description
Negative logic
Positive logic
