Mitsubishi Electric 800 Series Hardware Instruction Manual page 143

4
Position command source selection
The value of the current position 2 monitor can be retained when position control is switched to other control mode.
Pr. Name
419 Position command source
selection
B000
Pr.419
*1
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[][][]
*1 Zero of the most significant digit is not displayed.
*2 Timing to clear the current position 2 monitor value differs depending on the setting value.
*3 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.
*4 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.
 Pulse monitor
• Position pulses are cleared according to the following conditions.
Clearing condition
Servo-OFF (LX-OFF)
(output shutoff)
*2
Clear signal input
Home position return
completed
When position control is
switched to other control
mode
Clear signal input
(When position control is
switched to other control
mode)
Initial value
0 to 2, 10,
100, 110,
0 200, 210,
300, 310,
1110, 1310
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.
*2
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)
Position command / current position / droop pulse
Pr.419 setting
0, 100, 200, 10, 110,
300 210, 310
○ × ○
*3
○ ○
○
*1 *1*4
○ ○ —
○ ○ ○
× × ×
Setting
range
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.
Description
1, 2 1110, 1310
×
*5
×
*6 *1*4
○
○
×
6
Description
*3
*4
BCN-C22005-860