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6 SERVO MOTOR DRIVING
6.2 Point table mode (pt)
■
Incremental value command method ([Pr. PT01] = _ _ _ 1)
While the servo motor is stopped under servo-on state, selecting a rotation direction with "Controlword bit 5 (Direction)" and
switching on "Controlword bit 4 (New set-point)" starts the automatic positioning operation.
The following shows the timing chart.
*1 Switching on "Controlword bit 4 (New set-point)" is invalid during the servo motor rotation.
Statusword bit 12
(Set-point acknowledge)
Controlword bit 4
(New set-point)
Target point table
Point actual value
Point demand value
1
2
1
1
2
2
Controlword bit 5
(Direction)
*1
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
INP/S_INP
Status DO 5 bit 5
Status DO 5 bit 6
0 r/min
Point table
No. 1
Forward
rotation
Servo motor speed
Point table
No. 2
Reverse
rotation
(In-position)
(S_CPO (Rough match))
(S_MEND (Travel completion))
