Rockwell Automation 1746-HSRV SLC Servo Control Module User Manual User Manual

Page 140

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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

Velocity

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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