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Mitsubishi FR-A740-00023-EC - Page 90

Mitsubishi FR-A740-00023-EC
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80
Parameters according to purposes
4.3 Control mode 83
4.3.1 What is vector control?................................................................................................................................ 84
4.3.2 Change the control method (Pr. 80, Pr. 81, Pr. 451, Pr. 800) ..................................................................... 87
4.4 Speed control by real sensorless vector control, vector control 91
4.4.1 Setting procedure of real sensorless vector control (speed control) .......................................................... 92
4.4.2 Setting procedure of vector control (speed control) ................................................................................... 93
4.4.3 Torque limit level setting for speed control
(Pr. 22, Pr. 803, Pr. 810 to Pr. 817, Pr. 858, Pr. 868, Pr. 874) .................................................................. 94
4.4.4 To perform high accuracy/fast response operation (gain adjustment of real
sensorless vector control and vector control) (Pr. 818 to Pr. 821, Pr. 830,
Pr. 831, Pr. 880) ....................................................................................................................................... 99
4.4.5 Speed feed forward control, model adaptive speed control (Pr. 828, Pr. 877 to Pr. 881) ........................ 106
4.4.6 Torque biases (Pr. 840 to Pr. 848) ........................................................................................................... 108
4.4.7 Prevent the motor from overrunning (Pr. 285, Pr. 853, Pr. 873) .............................................................. 111
4.4.8 Notch filter (Pr. 862, Pr. 863) ................................................................................................................... 112
4.5 Torque control by real sensorless vector control, vector control 113
4.5.1 Torque control........................................................................................................................................... 113
4.5.2 Setting procedure of real sensorless vector control (torque control) ........................................................ 115
4.5.3 Setting procedure of vector control (torque control) ................................................................................. 116
4.5.4 Torque command (Pr. 803 to Pr. 806) ...................................................................................................... 117
4.5.5 Speed limit (Pr. 807 to Pr. 809) ................................................................................................................ 119
4.5.6 Gain adjustment of torque control (Pr. 824, Pr. 825, Pr. 834, Pr. 835) .................................................... 122
4.6 Position control by vector control 124
4.6.1 Position control ......................................................................................................................................... 124
4.6.2 Conditional position feed function by contact input (Pr. 419, Pr. 464 to Pr. 494) ..................................... 126
4.6.3 Position control (Pr. 419, Pr. 428 to Pr. 430) by inverter pulse train input ............................................... 129
4.6.4 Setting of the electronic gear (Pr. 420, Pr. 421, Pr. 424) ........................................................................ 131
4.6.5 Setting of positioning adjustment parameter (Pr. 426, Pr. 427) ............................................................... 132
4.6.6 Gain adjustment of position control (Pr. 422, Pr. 423, Pr. 425) ................................................................ 133
4.6.7 Trouble shooting for when position control is not exercised normally ...................................................... 135
4.7 Adjustment of real sensorless vector control, vector control 136
4.7.1 Speed detection filter and torque detection filter (Pr. 823, Pr. 827, Pr. 833, Pr. 837) ............................. 136
4.7.2 Excitation ratio (Pr. 854) .......................................................................................................................... 137
4.8 Adjust the output torque of the motor (current) 138
4.8.1 Manual torque boost (Pr. 0, Pr. 46, Pr. 112) ............................................................................................. 138
4.8.2 Advanced magnetic flux vector control (Pr. 71, Pr. 80, Pr. 81, Pr. 89, Pr. 450,
Pr. 451, Pr. 453, Pr. 454, Pr. 569, Pr. 800) .............................................................................................. 140
4.8.3 Slip compensation (Pr. 245 to Pr. 247) ..................................................................................................... 143
4.8.4 Stall prevention operation (Pr. 22, Pr. 23, Pr. 48, Pr. 49, Pr. 66, Pr. 114, Pr. 115,
Pr. 148, Pr. 149, Pr. 154, Pr. 156, Pr. 157, Pr. 858, Pr. 868).................................................................... 144
4.8.5 Multiple rating (Pr. 570)............................................................................................................................. 149
4.9 Limit the output frequency 151
4.9.1 Maximum/minimum frequency (Pr. 1, Pr. 2, Pr. 18) .................................................................................. 151
4.9.2 Avoid mechanical resonance points (Frequency jump) (Pr. 31 to Pr. 36)................................................. 152
4.10 Set V/F pattern 153
4.10.1 Base frequency, voltage (Pr. 3, Pr. 19, Pr. 47, Pr. 113)............................................................................ 153
4.10.2 Load pattern selection (Pr. 14) ................................................................................................................. 155
4.10.3 Elevator mode (automatic acceleration/deceleration) (Pr. 61, Pr. 64, Pr. 292) ........................................ 157
4.10.4 Adjustable 5 points V/F (Pr. 71, Pr. 100 to Pr. 109) .................................................................................. 159
4.11 Frequency setting by external terminals 160
4.11.1 Multi-speed setting operation (Pr. 4 to Pr. 6, Pr. 24 to Pr. 27, Pr. 232 to Pr. 239) .................................... 160
4.11.2 Jog operation (Pr. 15, Pr. 16).................................................................................................................... 162
4.11.3 Input compensation of multi-speed and remote setting (Pr. 28) ............................................................... 164
4.11.4 Remote setting function (Pr. 59) ............................................................................................................... 164
4.12 Setting of acceleration/deceleration time and
acceleration/deceleration pattern 167
4.12.1 Setting of the acceleration and deceleration time (Pr. 7, Pr. 8, Pr. 20, Pr. 21,
Pr. 44, Pr. 45, Pr. 110, Pr. 111)................................................................................................................. 167
4.12.2 Starting frequency and start-time hold function (Pr. 13, Pr. 571) .............................................................. 169

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