Mitsubishi Electric FR-A700 Instruction Manual page 143

Frequency inverter
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Basic settings
Selection method of position control
● In the position control, the speed command is calculated so that the difference between
command pulse (or parameter setting) and the number of feedback pulses from the encoder
is zero to run the motor.
● This inverter can perform conditional position feed by contact input and position control by
inverter conditional pulse input..
according as required. (Pr. 80, Pr. 81) (Refer to page 5-13.)
Setting of parameter for position feed
(Pr. 465 to Pr. 494). (Refer to section 6.5.2.)
Set the electronic gear as required. (Refer to section 6.5.4.)
Perform setting of positioning adjustment parameter as required. (Refer to section 6.5.5.)
Select gain adjustment of position control as required. (Refer to section 6.5.6.)
Fig. 5-13: Selection of position control
FR-A700 EC
Perform secure wiring.
(Refer to section 3.2)
Set the motor and encoder.
(Pr. 71, Pr. 359, Pr. 369)
Set the motor capacity and the number of motor poles
Select a control method. (Refer to page 5-13.)
Selection of position command
source. (Pr. 419)
Position command by contact input.
Set "0" in Pr. 419 (initial value).
Mount the FR-A7AP.
Set Pr. 71 "Applied motor", Pr. 359 "Encoder rotation direction" and Pr.
369 "Number of encoder pulses" according to the motor and encoder
used. (Refer to page 3-42.)
Set the motor capacity (kW) in Pr. 80 "Motor capacity" and set the
number of motor poles (number of poles) in Pr. 81 "Number of motor
poles". (V/f control is performed when the setting is "9999" (initial value).
Aktivieren Sie die Drehzahlregelung durch Einstellung des Pr. 800 auf „3"
(Lageregelung), „4" (Umschaltbetrieb Drehzahlregelung) oder „5"
(Umschaltbetrieb Lage-/Drehmomentregelung).
Position command by inverter pulse
train input. Set "2" in Pr. 419.
Selection of command pulse form.
(Pr. 428) (Refer to section 6.5.3.)
Test run
Simple mode parameter list
5 - 23

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