Mitsubishi 840 Series Specifications download pdf (Page 28)

6 DRIVE THE MOTOR

6.1 Operation panel (FR-DU08)

6.1.1 Components of the operation panel (FR-DU08)

No. Component Name Description

쐃

Operation mode

indicator

PU: Lit to indicate the PU operation mode.

EXT: Lit to indicate the External operation mode.

(Lit at power-ON in the initial setting.)

NET: Lit to indicate the Network operation mode.

PU and EXT: Lit to indicate the External/PU combined operation mode 1 or 2.

쐇

Operation panel

status indicator

MON: Lit to indicate the monitoring mode.

Quickly flickers twice intermittently while the protective function is

activated. Slowly flickers in the display-OFF mode.

PRM: Lit to indicate the parameter setting mode.

쐋

Control motor

indicator

IM: Lit to indicate the induction motor control.

PM: Lit to indicate the PM sensorless vector control.

The indicator flickers when test operation is selected.

쐏

Frequency unit

indicator

Lit to indicate frequency.

(Flickers when the set frequency is displayed in the monitor.)

쐄

Monitor (5-digit LED)

Shows the frequency, parameter number, etc.

(Using Pr. 52, Pr. 774 to Pr. 776, the monitored item can be changed.)

쐂

PLC function

indicator

Lit to indicate that the sequence program can be executed.

쐆

FWD key, REV key

FWD key: Starts forward rotation. The LED is lit during forward operation.

REV key: Starts reverse rotation. The LED is lit during reverse operation.

The LED flickers under the following conditions.

 When the frequency command is not given even if the forward/reverse

command is given.

 When the frequency command is the starting frequency or lower.

 When the MRS signal is being input.

쐊

STOP/RESET key

Stops the operation commands.

Resets the inverter when the protection function is activated.

쐎

Setting dial

The setting dial of the Mitsubishi inverters. The setting dial is used to change the

frequency and parameter settings.

Press the setting dial to perform the following operations:

 To display a set frequency in the monitoring mode

(the setting can be changed using Pr. 992.)

 To display the present setting during calibration

 To display a fault history number in the faults history mode

쐅

MODE key

Switches to different modes.

Pressing the "MODE" and "PU/EXT" keys simultaneously switches to the easy

setting mode.

Holding this key for 2 seconds locks the operation. The key lock is invalid when

Pr. 161="0 (initial setting)". (Refer to the Instruction Manual.)

쐈

SET key

Enters each setting.

If pressed during operation, the

monitored item changes.

(Using Pr

. 52 and Pr. 774–Pr. 776, the

monitored item can be changed.)

쐉

ESC key

Goes back to the previous display.

Holding this key for a longer time changes the mode back to the monitor mode.

씈

PU/EXT key

Switches between the PU mode and the External operation mode.

Pressing the "MODE" and "PU/EXT" keys simultaneously switches to the easy

setting mode.

Cancels the PU stop also.

쐃쐇쐋

쐏

쐄

쐂

쐆

쐊

쐎

쐅

쐈

쐉

씈

Output

frequency

Output

current

Output

voltage

When the initial setting is set.

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Mitsubishi 840 Series Specifications Page 28

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