V
Figure 6.1 Reference frequency diagram. .................................................................45
Figure 6.2 Acceleration and Deceleration time..........................................................46
Figure 6.3 Effect of carrier frequency. .......................................................................47
Figure 6.4 Starting diagram. ...................................................................................... 50
Figure 6.5 S curve diagram. ......................................................................................52
Figure 6.6 DC braking diagram..................................................................................53
Figure 6.7 FWD/REV dead time diagram. .................................................................53
Figure 6.8 ASR diagram. ........................................................................................... 56
Figure 6.9 PI parameter diagram. ..............................................................................56
Figure 6.10 Multiple V/F curve diagram.....................................................................59
Figure 6.11 Torque boost diagram. ...........................................................................60
Figure 6.12 V/F curve setting diagram....................................................................... 61
Figure 6.13 2-wire control mode 1. ............................................................................ 67
Figure 6.14 2-wire control mode 2............................................................................... 67
Figure 6.15 3-wire control mode 1. ............................................................................ 67
Figure 6.16 3-wire control mode 2. ............................................................................ 68
Figure 6.17 Relationship between AI and corresponding setting. ............................. 69
Figure 6.18 Relationship between AO and corresponding setting............................. 74
Figure 6.19 Relationship between HDO and corresponding setting..........................74
Figure 6.20 Skip frequency diagram. .........................................................................80
Figure 6.21 Traverse operation diagram. ..................................................................81
Figure 6.22 Timing chart for preset and specified count reached.............................. 83
Figure 6.23 FDT Level diagram. ................................................................................84
Figure 6.24 Frequency arriving detection diagram. ...................................................84
Figure 6.25 Droop control diagram. ........................................................................... 85
Figure 6.26 Simple water-supply function logical diagram. .......................................86
Figure 6.27 PID control diagram. ............................................................................. 87
Figure 6.28 Reducing overshooting diagram. ............................................................ 89
Figure 6.29 Rapidly stabilizing diagram..................................................................... 89
Figure 6.30 Reducing long-cycle oscillation diagram. ...............................................90
Figure 6.31 Reducing short-cycle oscillation diagram. ..............................................90
Figure 6.32 Relationship between bias limit and output frequency. ..........................91