User guide

5 Function blocks
5.118 L_SdDifferentiate - differentiation
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Lenze · 9400 function library · Reference manual · DMS 6.7 EN · 08/2014 · TD05
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5.118 L_SdDifferentiate - differentiation
This FB creates a speed signal from a position value.
Inputs
Outputs
Function library: LenzeServoDrive
Runtime software licence:  Motion Control HighLevel  Motion Control TopLevel
 Note!
As of library V02.00.xx.xx the FB is also suitable for clocked (modulo) positions!
Identifier/data type Information/possible settings
dnPosIn_p
DINT
Position in [inc]
• Scaling: 1 encoder revolution ≡ 2
16
increments (or acc. to AxisData)
AxisData Machine parameters
• For accepting the machine parameters of the drive/motor, connect this input
with the output DI_AxisData of the SB LS_DriveInterface.
• The machine parameters of a master drive can be displayed with the
FB L_SdSetAxisData
. In this case, the FB output AxisData must be connected to
this input. ( 510)
Identifier/data type Value/meaning
dnSpeedOut_s
DINT
Speed output in [rpm]
• Scaling: 15000 rpm ≡ 2
26
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