Mitsubishi Electronics FR-A700 Manuale Utente

85

Par

a

m

eter

s

acco

rdi

ng t

o pur

poses

4

Parameters according to purposes

4.3

Control mode

What is vector control?................................................................................................................................ 89

Change the control method (Pr. 80, Pr. 81, Pr. 451, Pr. 800) ..................................................................... 92

4.4

Speed control by Real sensorless vector control, vector control

Setting procedure of Real sensorless vector control (speed control) ......................................................... 98

Setting procedure of vector control (speed control) ................................................................................... 99

Torque limit level setting for speed control
(Pr. 22, Pr. 157, Pr. 803, Pr. 810 to Pr. 817, Pr. 858, Pr. 868, Pr. 874) .................................................. 100

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) ..................................................................................................................................... 105

Speed feed forward control, model adaptive speed control (Pr. 828, Pr. 877 to Pr. 881) ........................ 112

Torque biases (Pr. 840 to Pr. 848) ........................................................................................................... 114

Prevent the motor from overrunning (Pr. 285, Pr. 853, Pr. 873) .............................................................. 117

Notch filter (Pr. 862, Pr. 863) ................................................................................................................... 118

4.5

Torque control by Real sensorless vector control, vector control

Torque control ........................................................................................................................................... 119

Setting procedure of Real sensorless vector control (torque control) ...................................................... 123

Setting procedure of vector control (torque control) ................................................................................. 124

Torque command (Pr. 803 to Pr. 806) ...................................................................................................... 125

Speed limit (Pr. 807 to Pr. 809) ................................................................................................................ 127

Gain adjustment of torque control (Pr. 824, Pr. 825, Pr. 834, Pr. 835) .................................................... 130

4.6

Position control by vector control

Position control ......................................................................................................................................... 132

Simple position feed function by contact input (Pr. 419, Pr. 464 to Pr. 494) ............................................ 134

Position control (Pr. 419, Pr. 428 to Pr. 430) by inverter pulse train input ............................................... 137

Setting of the electronic gear (Pr. 420, Pr. 421, Pr. 424) ........................................................................ 139

Setting of positioning adjustment parameter (Pr. 426, Pr. 427) ............................................................... 140

Gain adjustment of position control (Pr. 422, Pr. 423, Pr. 425) ................................................................ 141

Trouble shooting for when position control is not exercised normally ...................................................... 143

4.7

Adjustment of Real sensorless vector control, vector control

Speed detection filter and torque detection filter (Pr. 823, Pr. 827, Pr. 833, Pr. 837) ............................. 144

Excitation ratio (Pr. 854) .......................................................................................................................... 145

4.8

Adjustment of the output torque (current) of the motor

Manual torque boost (Pr. 0, Pr. 46, Pr. 112) ............................................................................................. 146

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) .............................................................................................. 148

Slip compensation (Pr. 245 to Pr. 247) ..................................................................................................... 151

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).................................................................... 152

4.9

Limiting the output frequency

Maximum/minimum frequency (Pr. 1, Pr. 2, Pr. 18) .................................................................................. 157

Avoiding mechanical resonance points (Frequency jump) (Pr. 31 to Pr. 36) ............................................ 158

4.10 V/F pattern

4.10.1 Base frequency, voltage (Pr. 3, Pr. 19, Pr. 47, Pr. 113)............................................................................  159
4.10.2 Load pattern selection (Pr. 14) .................................................................................................................  161
4.10.3 Elevator mode (automatic acceleration/deceleration) (Pr. 61, Pr. 64, Pr. 292) ........................................  163
4.10.4 Adjustable 5 points V/F (Pr. 71, Pr. 100 to Pr. 109) ..................................................................................  164

4.11 Frequency setting by external terminals

4.11.1 Multi-speed setting operation (Pr. 4 to Pr. 6, Pr. 24 to Pr. 27, Pr. 232 to Pr. 239) ....................................  165
4.11.2 Jog operation (Pr. 15, Pr. 16)....................................................................................................................  167
4.11.3 Input compensation of multi-speed and remote setting (Pr. 28) ...............................................................  169
4.11.4 Remote setting function (Pr. 59) ...............................................................................................................  169

4.12 Setting of acceleration/deceleration time and

acceleration/deceleration pattern

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, Pr. 147) ................................................................................................... 172

4.12.2 Starting frequency and start-time hold function (Pr. 13, Pr. 571) .............................................................. 175
4.12.3 Acceleration/deceleration pattern (Pr. 29, Pr. 140 to Pr. 143, Pr. 380 to Pr. 383,