User guide
Lenze · 9400 function library · Reference manual · DMS 6.7 EN · 08/2014 · TD05 459
5 Function blocks
5.122 L_SdGetSpeed - speed conversion
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5.122 L_SdGetSpeed - speed conversion
This FB uses the transmitted machine parameters and converts a speed into a velocity. The conver-
ted value is displayed in C04283.
Inputs
Outputs
Parameter
Function library: LenzeServoDrive
Runtime software licence: Motion Control HighLevel Motion Control TopLevel
Identifier/data type Information/possible settings
dnSpeedIn_s
DINT
Speed in [rpm]
• Scaling: 15000 rpm ≡ 2
26
≡ 67108864
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
dnState
DINT
Status
0Ok - no error
-1 No machine parameters are applied to the input AxisData.
-12 Counter overflow of ±214748.3647 in the display parameter
C04283.
bError
BOOL
"Error" status signal
TRUE The conversion was incorrect.
Parameter Possible settings Information
C04281 -2147483647 2147483647 Status
• Display of the bit-coded output si-
gnal dnState.
C04282
As of library V02.02.xx.xx
String of digits Speed unit
•Read only
C04283 -214748.3647 Unit/t 214748.3647 Speed value
•Read only
• Calculated from the speed signal
dnSpeedIn_s.
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