The most important parameters
Table 6-50 Encoderless speed control
Parameter Description
p0342 Moment of inertia ratio, total to motor (factory setting: 1.0)
p1496 Acceleration precontrol scaling (factory setting: 0 %)
For the rotating measurement of the motor data identification the inverter sets the pa‐
rameters to 100 %.
p1452 Speed controller speed actual value smoothing time (without encoder) (factory setting:
10 ms)
p1470 Speed controller operation without encoder P gain (factory setting: 0.3)
p1472 Speed controller operation without encoder integral action time (factory setting: 20 ms)
Advanced commissioning
6.24 Motor control
Converter with the CU230P-2 Control Units
310 Operating Instructions, 09/2017, FW V4.7 SP9, A5E34257946B AE