Mitsubishi Electric FR-A820-00046 Instruction Manual page 172

Operation panel (FR-DU08)
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Tab. 4-1:
4 - 2
Component Name
Operation mode
indicator
Operation panel
status indicator
Control motor
indicator
Frequency unit
indicator
Monitor
(5-digit LED)
PLC function
indicator
FWD key, REV key
STOP/RESET key
Setting dial
MODE key
SET key
ESC key
PU/EXT key
Components of the operation panel (FR-DU08)
Description
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.
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.
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.
Lit to indicate frequency.
(Flickers when the set frequency is displayed in the monitor.)
Shows the frequency, parameter number, etc.
(Using Pr. 52, Pr. 774 to Pr. 776, the monitored item can be changed.)
Lit to indicate that the sequence program can be executed.
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.
Stops the operation commands.
Resets the inverter when the protection function is activated.
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
Switches to different modes.
Switches to the easy setting mode by pressing simultaneously with PU/
EXT key.
Holding this key for 2 seconds locks the operation. The key lock is
invalid when Pr. 161 = "0 (initial setting)". (Refer to page 5-206 )
Enters each setting.
If pressed during operation, the monitored item changes.
When the initial setting is set:
Output Output
frequency current
(Using Pr. 52 and Pr. 774 to Pr. 776, the monitored item can be
changed.)
Goes back to the previous display.
Holding this key for a longer time changes the mode back to the
monitor mode.
Switches between the PU operation mode, the PU JOG operation mode
and the External operation mode.
Switches to the easy setting mode by pressing simultaneously with
MODE key.
Cancels the PU stop also.
Basic operation
Output
voltage