Advanced commissioning
7.9 Setpoint calculation
SIMATIC ET 200pro FC-2 converter
Operating Instructions, 04/2018, FW V4.7 SP10, A5E34257324B AF
143
Table 7- 22 Additional parameters to set the extended ramp-function generator
Parameter
Description
p1120
Ramp-function generator, ramp-up time (factory setting depends on the Power Mod-
ule)
Duration of acceleration (in seconds) from zero speed to maximum speed P1082
p1121
Ramp-function generator, ramp-down time (factory setting depends on the Power
Module)
Braking time in seconds from the maximum speed down to standstill
p1130
Ramp-function generator initial rounding time (Factory setting depends on the Power
Module)
Initial rounding for extended ramp-function generator. The value applies for ramp up
and ramp down.
p1131
Ramp-function generator final rounding time (Factory setting depends on the Power
Module)
Final rounding for extended ramp-function generator. The value applies for ramp up
and ramp down.
p1134
Ramp-function rounding type (factory setting: 0)
0: Continuous smoothing
1: Discontinuous smoothing
p1135
OFF3 ramp-down time (factory setting depends on the Power Module)
p1136
OFF3 initial rounding time (Factory setting depends on the Power Module)
Initial rounding time for OFF3 for an extended ramp-function generator.
p1137
OFF3 final rounding time (factory setting: 0 s)
Final rounding for OFF3 for the extended ramp-function generator
You can find more information in function diagram 3070 and in the parameter list of the List
Manual.
Setting the extended ramp-function generator
Procedure
1.
Enter the highest possible speed setpoint.
2.
Switch on the motor.
