Mitsubishi Electric FR-E720-008 Instruction Manual page 78

4.3 Control mode
4.3.1 Changing the control method (Pr. 80, Pr. 81, Pr. 800) ................................................................. 82
4.4 Adjustment of the output torque (current) of the motor
4.4.1 Manual torque boost (Pr. 0, Pr. 46) .............................................................................................. 83
4.4.2 Advanced magnetic flux vector control (Pr. 71, Pr. 80, Pr. 81, Pr.89, Pr. 800) ........................... 85
4.4.3 General-purpose magnetic flux vector control (Pr. 71, Pr. 80, Pr. 81, Pr. 800) ............................ 88
4.4.4 Slip compensation (Pr. 245 to Pr. 247) ........................................................................................ 90
4.4.5 Stall prevention operation (Pr. 22, Pr. 23, Pr. 48, Pr. 66, Pr. 156, Pr. 157, Pr. 277) .................... 91
4.5 Limiting the output frequency
4.5.1 Maximum/minimum frequency (Pr. 1, Pr. 2, Pr. 18)...................................................................... 95
4.5.2 Avoiding mechanical resonance points (frequency jumps) (Pr. 31 to Pr. 36) ............................... 96
4.6 V/F pattern
4.6.1 Base frequency, voltage (Pr. 3, Pr. 19, Pr. 47) ............................................................................. 97
4.6.2 Load pattern selection (Pr. 14) ..................................................................................................... 99
4.7 Frequency setting by external terminals
4.7.1 Operation by multi-speed operation (Pr. 4 to Pr. 6, Pr. 24 to Pr. 27, Pr. 232 to Pr. 239)............ 101
4.7.2 Jog operation (Pr. 15, Pr. 16) ..................................................................................................... 103
4.7.3 Remote setting function (Pr. 59) ................................................................................................. 105
4.8 Setting of acceleration/deceleration time and acceleration/
deceleration pattern
4.8.1 Setting of the acceleration and deceleration time
(Pr. 7, Pr. 8, Pr. 20, Pr. 21, Pr. 44, Pr. 45, Pr. 147) ................................................................... 108
4.8.2 Starting frequency and start-time hold function (Pr. 13, Pr. 571)................................................ 111
4.8.3 Acceleration/deceleration pattern (Pr. 29) .................................................................................. 112
4.8.4 Shortest acceleration/deceleration (automatic acceleration/deceleration)
(Pr. 61 to Pr. 63, Pr. 292, Pr. 293) .............................................................................................. 113
4.9 Selection and protection of a motor
4.9.1 Motor overheat protection (Electronic thermal O/L relay) (Pr. 9, Pr. 51) .................................... 115
4.9.2 Applied motor (Pr. 71, Pr. 450) ................................................................................................... 117
4.9.3 Exhibiting the best performance for the motor (offline auto tuning)
(Pr. 71, Pr. 80 to Pr. 84, Pr. 90 to Pr. 94, Pr. 96, Pr. 859) .......................................................... 119
4.10 Motor brake and stop operation
4.10.1 DC injection brake (Pr. 10 to Pr. 12)........................................................................................... 127
4.10.2 Selection of a regenerative brake (Pr. 30, Pr. 70) ...................................................................... 129
4.10.3 Stop selection (Pr. 250) .............................................................................................................. 131
4.10.4 Stop-on contact control function (Pr. 6, Pr. 48, Pr. 270, Pr. 275, Pr. 276) ................................. 132
4.10.5 Brake sequence function (Pr. 278 to Pr. 283, Pr. 292) ............................................................... 134
4.11 Function assignment of external terminal and control
4.11.1 Input terminal function selection (Pr. 178 to Pr. 184).................................................................. 138
4.11.2 Inverter output shutoff signal (MRS signal, Pr. 17) ..................................................................... 140
4.11.3 Condition selection of function validity by second function selection signal (RT) ....................... 141
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Parameters according to purposes
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