Rockwell-automation 1746-HSRV SLC Servo Control Module User Manual Manuel d'utilisateur Page 140

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Vue de la page 139
Publication 1746-6.1.2 - July 2000
Programming the SLC Processor to Run the SLC Servo Module
8-23
Figure 8.14 Speed Decreases, Direction Same, Position Greater
Figure 8.15 Speed Increases, Direction Same, Position Greater
Figure 8.16 Speed Slows to Stop, Direction Reverses, Position Less
V
elocity
Time
Blended velocity profiles to permit
high speed traverse and low
speed absolute moves.
Initiate new Blend Absolute move.
The current position is less than the target
position for the new move.
The speed for the new move is less than the
speed for the old move.
0
0
Velocity
Time
Initiate new Blend Absolute move.
The current position is less than the target
position for the new move.
The speed for the new move is greater than
the speed for the old move.
0
0
Velocity
Time
Initiate new Blend Absolute move.
The current position is greater than the
target position for the new move.
The speed for the new move is greater than
the speed for the old move.
0
0
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