4.7 Auto-TuningYASKAWA ELECTRIC SIEP C710616 27G YASKAWA AC Drive A1000 Technical Manual 127Start-Up Programming& Operation4 Starting Auto-TuningWARNING! Sudden Movement Hazard. The drive and motor may start unexpectedly during Auto-Tuning, which could result in deathor serious injury. Ensure the area surrounding the drive motor and load are clear before proceeding with Auto-Tuning.WARNING! Electrical Shock Hazard. High voltage will be supplied to the motor when Stationary Auto-Tuning is performed even withthe motor stopped, which could result in death or serious injury. Do not touch the motor until Auto-Tuning has been completed.NOTICE: Rotational Auto-Tuning will not function properly if a holding brake is engaged on the load. Failure to comply could result inimproper operation of the drive. Ensure the motor can freely spin before beginning Auto-Tuning.Enter the required information from the motor nameplate. Press to proceed to the Auto-Tuning start display.Note: These instructions continue from Step 7 in “Enter Data from the Motor Nameplate”. Parameter Settings during Induction Motor Auto-Tuning: T1The T1- parameters are used to set the Auto-Tuning input data for induction motor tuning.Note: For motors that are to be operated in the field weakening range, first perform the Auto-Tuning with the base data. AfterAuto-Tuning is complete, change the maximum frequency E1-04 to the desired value. T1-00: Motor 1/Motor 2 SelectionSelects the motor to be tuned when motor 1/2 switching is enabled, i.e., a digital input is set for function H1- = 16.This parameter is not displayed if motor 1/2 switching is disabled.Setting 1: Motor 1Auto-Tuning automatically sets parameters E1- and E2- for motor 1.Setting 2: Motor 2Auto-Tuning automatically sets parameters E3- and E4- for motor 2. Make sure that motor 2 is connected to thedrive for Auto-Tuning.Step Display/Result1. After entering the data listed on the motor nameplate, press to confirm.2.Press to activate Auto-Tuning. The drive begins by injecting current into the motor for about 1 min,and then starts to rotate the motor.Note: The first digit on the display indicates which motor is undergoing Auto-Tuning (motor 1 or motor 2). Thesecond digit indicates the type of Auto-Tuning being performed.3. Auto-Tuning finishes in approximately one to two minutes.No. Name Setting Range DefaultT1-00 Motor 1/Motor 2 Selection 1 or 2 1- A.TUNE -0.00 Hz/ 0.00ATuning Ready ?DRVAuto-TuningESC FWDPress RUN key- A.TUNE -X.XX Hz/ X.XXADRVTune ProceedingRdyFWD - MODE -EndTune SuccessfulDRVFWD RESET
