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MITSUBISHI ELECTRIC FR-S520E User Manual

Page 120

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110

Operation selection function parameters

(1) How to make a restart after a stop by the

input from the

operation panel (Restarting method with

shown)

(2) How to make a restart when a stop is made by the

input

from the PU

Besides the above operations, a restart can be made by performing a power-on reset
or resetting the inverter with the inverter's reset terminal.

1. After completion of deceleration to a

stop, switch off the STF or STR signal.

2. Press the

to show

(

canceled)

3. Press the

to return to

.

4. Switch on the STF or STR signal.

REMARKS

•If the reset signal (RES) is provided during operation, the inverter shuts off its output while it is

reset, the internal thermal integrated value of the electronic thermal relay function and the
number of retries are reset, and the motor coasts.

•The Pr. 75 value can be set any time. Also, if parameter (all) clear is executed, this setting will

not return to the initial value.

•When the inverter is stopped by the PU stop function, the display alternates between

and

. An alarm is not output.

1. After completion of deceleration to a

stop, switch off the STF or STR signal.

2. Press the

.

(

canceled)

3. Switch on the STF or STR signal.

REMARKS

•If the reset signal (RES) is provided during operation, the inverter shuts off its output while it

is reset, the internal thermal integrated value of the electronic thermal relay function and the
number of retries are reset, and the motor coasts.

•To resume operation, reset the inverter after confirming that the PU is connected securely.

•The Pr. 75 value can be set any time. Also, if parameter (all) clear is executed, this setting will

not return to the initial value.

•When the inverter is stopped by the PU stop function, PS is displayed but an alarm is not

output.

STOP

RESET

PU

EXT

PU

PU

EXT

EXT

Speed

Time

Stop and restart example for external operation

Operation
panel

PU

EXT

STOP

RESET

STF ON

(STR) OFF

STOP

RESET

EXT

Time

STOP

RESET

EXT

Spe

e

d

Operation
panel

STF ON

(STR) OFF

Stop and restart example for external operation

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