Pump Down Level Control Application Preset................................................................................. 104
Suction Control via Constant Pressure w/Well Draw Down ............................................................ 106
General Purpose Mode Application Preset ..................................................................................... 107
Well Draw Down Control Application Preset ................................................................................... 109
Low City or Low Suction Inlet Pressure........................................................................................... 112
Water Level / Suction Pressure Control .......................................................................................... 114
Delta Data Entry .............................................................................................................................. 114
Current Limit.................................................................................................................................... 115
Vertical Turbine Controller (VTC) .................................................................................................... 116
Pre-Charge Function with One Lag Pump ...................................................................................... 119
Setpoint Boost after Lag Pump De-staging ..................................................................................... 122
Frequency Reduction after Lag Pump Staging ............................................................................... 123
Using the DO-A3 Option for Additional Lag Pumps ........................................................................ 124
De-Scale/De-Ragging ..................................................................................................................... 125
Flow Rate Limiter ............................................................................................................................ 127
Multi-function Digital Input On/Off Time Delay ................................................................................ 132
PI Auxiliary Control.......................................................................................................................... 132
Hybrid Sequence Control ................................................................................................................ 137
Differential Level Detection ............................................................................................................. 138
4.7 Basic U1000 iQpump Setup and Application Preset Parameters .................................139
4.8 Test Run with No Load......................................................................................................175
Fine-Tuning V/f Control ................................................................................................................... 178
Fine-Tuning Open Loop Vector Control .......................................................................................... 178
Types of Auto-Tuning ...................................................................................................................... 223
Auto-Tuning Interruption and Fault Codes ...................................................................................... 224
Auto-Tuning Operation Example ..................................................................................................... 224
Table of Contents
YASKAWA TOEPYAIUPW01A YASKAWA AC Drive - U1000 iQpump Matrix Drive User Manual
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