Parker AC30 - Page 427

Parameter Reference D-167
AC30 series Variable Speed Drive
When the drive is in SENSORLESS VEC mode, the speed feedback is calculated from the voltages and currents flowing in the motor, and the motor
model.
PI Controller
Torque
Demand
Speed
Demand
Limits
Symmetric
Torque Limit
Speed
Feedback
+Ve
Torque Limit
-Ve
Torque Limit
Low pass filter
Low pass filter
Aux torque
demand
Torque
Demand
Isolate
Direct Ip
Int Preset
Int defeat
Total speed
demand
Speed error
Pi output
Direct input
% % %
%
%
%
RPM
%
%
%
%
Filter On
Torque
Dmd