Lenze DDS Function library Drive - Manual (Page 62)

2.5.4 Conversion (L_CONVVV)
Function library LenzeDrive.lib
Signal conversion
2−52
L
LenzeDrive.lib EN 1.7
2.5.4 Conversion (L_CONVVV)
This FB converts a phase signal with a dynamic fraction.
This function corresponds to the function of the FB CONVPP in the 9300 servo inverter.
L _ C O N V V V
x
y
1
n O u t _ v
d n N u m _ p
n I n _ v
d n D e n _ p
Fig. 2−62 Conversion (L_CONVVV)
VariableName DataType SignalType VariableType Note
dnNum_p Double Integer position VAR_INPUT Numerator
nIn_v Integer analog/velocity VAR_INPUT
dnDen_p Double Integer position VAR_INPUT Denominator (with absolute value generation)
nOut_v Integer analog/velocity VAR_OUTPUT
·
The signal is not limited.
·
Remainder handling
Function
Stop!
The conversion result is not limited. The result must therefore not exceed the range of ±32767.
The conversion is made according to the formula:
nOut_v + nIn_v @
dnNum_p
dnDen_p
Note!
·
This FB operates with remainder handling.
·
The denominator can only be ³1.
·
16384
º 15000 rpm.