User guide

Lenze · 9400 function library · Reference manual · DMS 6.7 EN · 08/2014 · TD05 455
5 Function blocks
5.119 L_SdFactor - stretch factor
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5.119 L_SdFactor - stretch factor
This FB provides the "stretch factor" function for the application "Electronic gearbox".
• The calculation is made with remainder handling.
Inputs
Outputs
Function library: LenzeServoDrive
Runtime software licence:  Motion Control HighLevel  Motion Control TopLevel
Identifier/data type Information/possible settings
dnIn
DINT
Input signal
dnNumerator
DINT
Stretch factor (numerator)
• 0 ... 2
31
-1
• If an invalid value is selected, the gain will be set to "0".
dnDenominator
DINT
Stretch factor (denominator)
• 1 ... 2
31
-1
• If an invalid value is selected, the gain will be set to "0".
bNegOutput
BOOL
Reverse output signal
FALSE Inversion is deactivated.
TRUE The output signal is inverted to the input signal if valid values are
pending at the inputs dnNumerator and dnDenominator.
Identifier/data type Value/meaning
dnOut
DINT
Output signal
bLimit
BOOL
Status "Output signal is limited"
TRUE The output signal is limited, the drive does not follow the setpoint.
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