Lenze DDS Function library Drive - Manual (Page 34)

2.2.14 Ramp generator (L_RFG)
Function library LenzeDrive.lib
Analog signal processing
2−24
L
LenzeDrive.lib EN 1.7
2.2.14 Ramp generator (L_RFG)
This FB functions as a ramp generator to control the rate of rise of signals.
L _ R F G
n I n _ a n O u t _ a
d n T i r
0
1
n S e t _ a
b L o a d _ b
d n T i f
Fig. 2−26 Ramp generator (L_RFG)
VariableName DataType SignalType VariableType Note
nIn_a Integer analog/velocity VAR_INPUT
nSet_a Integer analog/velocity VAR_INPUT
bLoad_b Boo binary VAR_INPUT
nOut_a Integer analog/velocity VAR_OUTPUT
dnTir Double Integer VAR CONSTANT RETAIN Acceleration time T
ir
dnTif Double Integer VAR CONSTANT RETAIN Deceleration time T
if
Parameter codes of the instances
Variable name L_RFG1 SettingRange Lenze
dnTir C0671 0.000 ... 999.999 s 0.000
dnTif C0672 0.000 ... 999.999 s 0.000
Range of functions
·
Calculation and setting of the acceleration and deceleration times
·
Loading of the ramp generator