Mitsubishi Electric FR-A820-00046 Instruction Manual page 353

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Table of Contents

Pr. 430 Setting

(initial value)

Accumulated value of estimated feedback pulses when PM sensorless vector control is used

● Pulses are cleared according to the following conditions:

Clearing condition

Servo-OFF (output shutoff)

Clear signal input

Home position return

The droop pulses are not cleared.

The monitor value of the current position 2 is not cleared when switching between the first and

second motors are switched each other.

For the details of the PLC function special register, refer to the PLC Function Programming Manual.

Position control under vector control and PM sensorless vector control

For multifunction

function special

For multifunction

Pulse monitor selection (2)

Position command / current position /

Pulses clearing conditions

Displays the monitor item selected in the multifunction monitor (position

command, current position, and droop pulse) before the electronic gear

Displays the item in the PLC function special register (position command,

current position, droop pulse, and current position 2) before the electronic gear

Displays the monitor item selected in the multifunction monitor (position

command, current position, and droop pulse) after the electronic gear

Displays the item in the PLC function special register (position command,

current position, droop pulse, and current position 2) after the electronic gear