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4.1.4 Operation lock (Press [MODE] for an extended time (2s)) ...................................................... 49
4.1.5 Monitoring of output current and output voltage ...................................................................... 50
4.1.6 First priority monitor................................................................................................................. 50
4.1.7 Displaying the set frequency ................................................................................................... 50
4.1.8 Changing the parameter setting value..................................................................................... 51
4.2 Overheat protection of the motor by the inverter (Pr. 9) ..........................................52
4.3 When the rated motor frequency is 50Hz (Pr. 3)<V/F><S MFVC> .........................53
4.4 Start/stop from the operation panel (PU operation mode).......................................54
4.4.1 Setting the set frequency to operate (example: performing operation at 30Hz)...................... 54
4.4.2 Using the setting dial like a potentiometer at the operation..................................................... 56
4.4.3 Setting the frequency by switches (three-speed setting)......................................................... 57
4.4.4 Setting the frequency by analog input (voltage input) ............................................................. 59
4.4.5 Setting the frequency by analog input (current input).............................................................. 60
4.5 Start/stop using terminals (External operation)........................................................61
4.5.1 Setting the frequency by the operation panel (Pr. 79 = 3)....................................................... 61
4.5.2 Switching between the automatic operation and the manual operation (operation by the multi-
speed setting and the operation panel) (Pr.79=3) ................................................................... 63
4.5.3 Setting the frequency by switches (three-speed setting) (Pr. 4 to Pr. 6) ................................. 65
4.5.4 Setting the frequency by analog input (voltage input) ............................................................. 67
4.5.5 Changing the output frequency (60Hz, initial value) at the maximum voltage
input (5V, initial value) ............................................................................................................ 68
4.5.6 Setting the frequency by analog input (current input).............................................................. 69
4.5.7 Changing the output frequency (60Hz, initial value) at the maximum current input
(at 20mA, initial value)............................................................................................................. 70
5 ADJUSTMENT 71
5.1 Simple mode parameter list .....................................................................................71
5.2 Increasing the starting torque (Pr. 0) <V/F>.............................................................73
5.3 Limiting the maximum and minimum output frequency (Pr. 1, Pr. 2) ...................... 74
5.4 Changing acceleration and deceleration time (Pr. 7, Pr. 8).....................................75
5.5 Energy saving operation (Pr. 60) <V/F> ..................................................................76
5.5.1 Energy saving operation (setting "4") ......................................................................................76
5.5.2 Optimum excitation control (setting "9")...................................................................................76
5.6 Selection of the start command and frequency command sources (Pr. 79) ........... 78
5.7 Parameter clear, all parameter clear.................................................................... 79
5.8 Parameter copy and parameter verification .........................................................80
5.8.1 Parameter copy ....................................................................................................................... 80
5.8.2 Parameter verification.............................................................................................................. 81
5.9 Initial value change list......................................................................................... 82
5.10 Parameter list....................................................................................................... 83
5.10.1 List of parameters classified by the purpose ........................................................................... 83
5.10.2 Display of the extended parameters........................................................................................86
5.10.3 Parameter list .......................................................................................................................... 87
6 TROUBLESHOOTING 116