System philosophy
HARDWARE REFERENCE MANUAL
47
Revi
si
on 3.0
Summary of axis types and control modes
The following table lists the axis types and their recommended
modes for speed control, position control and torque control.
/i
ATYPE SERVO Mode
Comment
40
0
Position
(MECHATROLINK-II)
The position loop is closed in the Servo Driver. No new
motion command is allowed.
40
1
Position
(MECHATROLINK-II)
Recommended mode for position control with MECHA-
TROLINK-II axes.
41
0
Speed
(MECHATROLINK-II)
Recommended mode for speed control with MECHA-
TROLINK-II axes. Set the speed with
S_REF
.
41
1
Position
(MECHATROLINK-II)
The position loop is closed in Trajexia. This gives lower
performance than closing the position loop in the Servo
Driver.
42
0
Torque
(MECHATROLINK-II)
Recommended mode for torque control with MECHA-
TROLINK-II axes. Set the torque with
T_REF
.
42
1
Postion via torque
(MECHATROLINK-II)
The position loop is closed in Trajexia. The output of
the position loop is sent as the torque reference to the
Servo Driver.
44, 46,
47, 48
0
Speed
(Flexible Axis)
Recommended mode for speed control with Flexible
Axis.
44, 46,
47, 48
1
Position
(Flexible Axis)
The position loop is closed in Trajexia. Recommended
mode for position control with Flexible Axis.
I51E-EN-03.book Seite 47 Donnerstag, 28. Juni 2007 1:05 13