PowerFlex 750-Series AC Drives User Manual

3-110 Programming and ParametersFileGroupNo.NameDescriptionValuesRead-WriteData Type1076 PID FBLoss TqSelPID Feedback Loss Torque SelectWhen an analog input is selected for PID Feedback, P1079 [PID Output Sel] isset to Speed Excl/Speed Trim, and an analog signal loss is detected, sets torqueto this source.Default: 676Min/Max: 0 / 159999RW 32-bitInteger1077 PID FdbkPID FeedbackProvides an internal fixed value for PID Feedback when [PID Fdbk Sel] is set tothis parameter.Units: %Default: 0.00Min/Max: –/+100.00RW Real1078 PID Fdbk MultPID Feedback MultiplierSets the multiplying factor which is applied to the Feedback source before theFeedback is used.Units: %Default: 100.00Min/Max: –/+100.00RW Real1079 PID Output SelPID Output SelectSelects the target for the PID Output.Default:Options:2 = “Speed Trim”0 = “Not Used”1 = “Speed Excl”2 = “Speed Trim”3 = “Torque Excl”4 = “Torque Trim”5 = “Volt Excl”6 = “Volt Trim”RW 32-bitInteger1080 PID Output MultPID Output MultiplierSets the multiplying factor which is applied to the PID Output before the PIDOutput is used.Units: %Default: 100.00000Min/Max: –/+100.00000RW RealAPPLICATIONSProcess PID1081 PID Upper LimitPID Upper LimitSets the upper limit for the P1093 [PID Output Meter].1082 PID Lower LimitPID Lower LimitSets the lower limit for the P1093 [PID Output Meter].Units: %Default: 100.00Min/Max: –/+800.00Units: %Default: –100.00Min/Max: –/+800.00RW RealRW Real1083 PID DeadbandPID DeadbandDetermines the error (+/-) which will be ignored. Any error which falls within thisband will not change the PID output.Units: %Default: 0.00Min/Max: 0.00 / 100.00RW Real1084 PID LP Filter BWPID Low Pass Filter BandwidthSets the level of filtering applied to the error signal. Zero will disable this filter.Units: R/SDefault: 0.00Min/Max: 0.00 / 100.00RW Real1085 PID PreloadPID PreloadSets the value used to preload PID Integrator when PID is enabled if configuredto use this feature.Units: %Default: 0.00Min/Max: –/+100.00RW Real1086 PID Prop GainPID Proportional GainSets the value for the PI proportional component.PI Error x PI Prop Gain = PI OutputDefault: 1.00Min/Max: 0.00 / 100.00RW Real1087 PID Int TimePID Integral TimeTime required for the integral component to reach 100% of P1092 [PI ErrorMeter]. Not used when P1066 [PID Control] Bit 1 “PID Hold” = 1 (enabled).Units: SecsDefault: 1.00Min/Max: 0.00 / 100.00RW Real1088 PID Deriv TimePID Derivative TimeRefer to formula below:Units: SecsDefault: 0.00Min/Max: 0.00 / 100.00RW RealPI Out = KD (Sec) xd PI Error (%)d t (Sec)PowerFlex 750-Series User Manual – Publication 750-UM001C-EN-P – September 2009