L-force | plc designer – Lenze PLC Designer PLC Designer (R2-x) User Manual
Page 537

L-force | PLC Designer
Operators and Library Modules Overview
DMS 3.2 EN 02/2011 TD29
535
Elements of the Util.lib:
BCD_TO_INT
Conversion of a Byte: BCD to INT format
INT_TO_BCD
Converstion of a Byte: INT to BCD format
EXTRACT(in,n)
The n-th bit of DWORD in is returned in BOOl
PACK
Up to 8 bits are packed into a byte
PUTBIT
A bit of a DWORD is set to a certain value
UNPACK
A Byte is returned as single bits
DERIVATIVE
Local derivation
INTEGRAL
Integral
LIN_TRAFO
Transformation of REAL values
STATISTICS_INT
Min.,Max, Average values in INT format
STATISTICS_REAL
Min.,Max, Average in REAL format
VARIANCE
Variance
PD
PD controller
PID
PID controller
BLINK
Pulsating signal
FREQ_MEASURE
Measuring frequency of boolean input signal
GEN
Periodic functions
CHARCURVE
linear functions
RAMP_INT
Limiting ascendance of descendance of the function beeing fed (INT)
RAMP_REAL
Limiting ascendance of descendance of the function beeing fed (REAL)
HYSTERESIS
Hysteresis
LIMITALARM
Watches whether input value exceeds limits of a defined range