Lenze PLC Designer V2.x Manuel d'utilisateur Page 327

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1.3 EN - 07/2012 L 327
PLC Designer V2.x| Lenze Application Samples
The L_SSC_Scaling.lib library
L_SSC_SetPosition - position conversion
Outputs
20.16 L_SSC_SetPosition - position conversion
This FB converts a position to a position in [increments] on the basis of the machine
parameters transmitted and provides them at the output dnPosOut_p for further
processing within the function block interconnection.
Inputs
Outputs
Identifier/data type Information/possible settings
scAxisData
SSC_Axis_logic
Machine parameters
Pointer to a data structure the elements of which contain the machine
parameters in the internal measuring system.
Via this "interface" you can provide the machine parameters to other FBs, which
require these data for internal calculations.
diCycleLength_p
DINT
Cycle in [increments]
The cycle in the real unit of the machine can be viewed in the corresponding code.
Identifier/data type Information/possible settings
rPositionInUnits
REAL
Position value in units
scAxisData
SSC_Axis_logic
Machine parameters
Identifier/data type Information/possible settings
diPosOut_p
DINT
Position in [increments]
xLimit
BOOL
"Output signal is limited" status
TRUE: The output signal is limited to the representable value range
±214748.3647
xError
BOOL
"Error" status signal
FALSE Conversion carried out without errors
TRUE Error during the conversion
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