Manual positioning and changing the manual positioning velocity (elimination)

Which products are affected?

Function restriction eliminated on the 9300EP servo positioning controller as of versions V2.5 and V6.1.

Eliminated function restriction

Manual positioning with variable velocity, e.g. via V-Override. After a reduction in manual positioning velocity during manual positioning, e.g. via V-Override, there was so far a deceleration with maximum acceleration Amax. Now there is deceleration until the changed velocity is reached with the preset manual positioning acceleration, and vice versa there is deceleration. The override is taken into account.

Possible diagnostics?

When changing the override during manual positioning, torque step changes occur.

Short-term measures/recommendations?

Do not change manual positioning velocity in jumps. Preset override using the ramp function.

Evaluation:

Uncritical because the drive follows with maximum ramp. Normally, motion is conducted with a fixed manual positioning velocity so the response is of no relevance.

URL for linking this AKB article: https://www.lenze.com/en-de/go/akb/20035212/1/
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