Buzzer Control; Pu Contrast Adjustment; Display-Off Setting; Direct Setting - Mitsubishi Electric FR-A800 Series Instruction Manual

5.7.4

Buzzer control

The PU (operation panel or parameter unit) key sound and buzzer can be turned ON/OFF.
Pr.
990
PU buzzer control
E104
NOTE
• When the buzzer is set to ON, a warning sound will be audible when a fault occurs.
5.7.5

PU contrast adjustment

Contrast of the LCD display on the LCD operation panel (FR-LU08) or the parameter unit (FR-PU07) can be adjusted.
Decreasing the setting value lowers the contrast.
Pr.
991
PU contrast adjustment
E105
This parameter can be selected from among simple mode parameters only when the LCD operation panel (FR-LU08) or the
parameter unit (FR-PU07) is connected to the inverter.
5.7.6

Display-off setting

The LED display of the operation panel (FR-DU08) can be turned OFF when the operation panel has not been used for a certain
period of time.
Pr.
1048
Display-off waiting time
E106
• When the operation panel has not been operated for the time set in Pr.1048, the display-off setting is activated and the
LED display turns OFF.
• In the display-off state, the [MON] indicator blinks slowly.
• The time interval counting for display-off is reset at removal/reinstallation of the operation panel, power-ON/OFF of the
inverter, or the Inverter reset.
• The triggers for display-on are as follows:
- Operation of the operation panel,
- Occurrence of a warning, alarm, or fault,
- Removal/reinstallation of the operation panel, power-ON/OFF of the inverter, or the Inverter reset,
- Connection/disconnection at the USB A connector.
NOTE
• The [P.RUN] indicator is ON even if the operation panel is in the display-off state (while the PLC function is enabled).
5.7.7

Direct setting

The PID set point setting screen (direct setting screen) can be displayed first on the LCD operation panel (FR-LU08) according
to the parameter setting.
Pr.
1000
Direct setting selection
E108
• This function is useful for setting the PID set point on the LCD operation panel.
340
5. PARAMETERS
5.7 (E) Environment setting parameters
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Name Initial value
1
Name Initial value
58
Name Initial value
0
Name Initial value
0
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Setting range
0 Turns the key sound and buzzer OFF.
1 Turns the key sound and buzzer ON.
Setting range
0 to 63 0: Low → 63: High
Setting range
0 Display-off setting is disabled.
Set time until the LED of the operation panel is turned
1 to 60 (minutes)
OFF.
Setting range
0 Displays the Frequency setting screen.
1 Displays the direct setting screen (for set point setting).
Displays the direct setting screen (for set point setting)
2
and the frequency setting screen.
Description
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