PowerFlex 750-Series AC Drives User Manual

B-38 Control Block DiagramsSpeed Control - Reference (5)A BC DE FG HI1Speed Control – Reference (5)Spd Ref AfterFinal Limit[7I5] OR [8H4]Motor Cntl Mode35Flux Vector(3,6)Final Speed Ref597To Spd Reg[10A3]VelocityRegulatorTorqueReferenceTorque RefMotor Control ObjectTorqueControl234594Ramped Spd Ref[8G2]Filtered (100 R/S)Iq Feedback (pu)RPM1[NP Spd]HzVF or SV(0-2,4,5,7,8)1 *Poles[NP Freq] 120620 Droop RPM at FLAFrom Fdbk[3F2]Slip Comp BWXActive Vel Fdbk622131LimitMax Fwd/RevSpeed LimitLimit663PIORRPM6211[NP Spd]VHzSV Spd Reg KpLimit664VHzSV Spd Reg KiVF, SV Speed RegulatorAt Limit Status(MaxSpeed Lmt)945 2XSlip RPM at FLA1.5Hz1 *Poles[NP Freq] 120Speed Fdbkwith SensorFinal Speed Ref597 To Fdbk[3B5]0VHzSVSpdTrimReg623(Max Fwd/Rev +Overspeed Limit)Speed LimitLimitRamp Input[8E2]Ramp Rate[8I1]Motor FreqTo Ramp Integrator[8G1]Interrupt TimeScalingLimitedSpeed AdderAt Limit Status945 3 (OverSpd Lmt)Hz RPM[NP Freq] [NP Spd]*Poles120XSpeed to FreqScalingXX1Speed to Freq ScalingLimitedFreq Adder(Hz)SelectedFreq Ref(Hz)Ramp Rate(Motor CtrlInterrupt)(Hz / Sec)MotorFreq(Hz)Bus/CurrentLimiter(Freq Ramp)Freq Integral(Hz)LimitLimitOutputFrequency1[3D5],[24E4],[24H3]5Iq Feedback (pu)Slip RPM at FLA621LPFRPM1[NP Spd]Hz1 *Poles[NP Freq] 120XOpen LoopSpeed Fdbk1Speed Sensor Type***INTERNAL CONDITION ONLY***PreviousRamped Spd Ref[8I2]ReversePrevention(Max Fwd/Rev +Overspeed Limit)Freq LimitFreq Limit High (Hz)Freq Limit Low (Hz)6PF755 Rev1.009c, 4/21/2009 Spd Ref (5) 9PowerFlex 750-Series User Manual – Publication 750-UM001C-EN-P – September 2009