144
6 SERVO MOTOR DRIVING
6.3 Indexer mode (idx)
Other parameter settings
■
Setting an assignment direction of station No.
Select an assignment direction of station No. with [Pr. PA14].
■
Setting the number of stations
Set a number of stations to [Pr. PT28].
Operation
Selecting the next station number with "Target point table" and switching on "Controlword bit 4 (New set-point)" starts
positioning to the selected next station at the set speed, acceleration time constant and deceleration time constant.
[Pr. PA14] setting
Assignment direction of station No.
0
Next station No. will be assigned in CW direction in order of 1, 2, 3…
1
Next station No. will be assigned in CCW direction in order of 1, 2, 3…
[Pr. PA14]: 0 (initial value)
[Pr. PA14]: 1
[Pr. PT28] setting value
Number of stations
2
3
4
…
255
Station No.
…
Item
Object to be used
Setting
Rotation direction selection
Controlword
Set the rotation direction in "Controlword bit 5 (Direction)". The setting is
shown as follows:
Off: Station No. decreasing direction
On: Station No. increasing direction
Station No. selection
Target point table
Set a station No. at which positioning starts.
Start
Controlword
Switch on "Controlword bit 4 (New set-point)".
CW
CCW
1
2
3
4
CW direction
Station No.
1 2
3
4
CCW direction
Station No.
No. 1
No. 0
No. 1
No. 2
No. 0
No. 2
No. 1
No. 3
No. 0
No. 1
No. 254
No. 0
