Resetting Usb Host Errors; Setting Dial Potentiometer Mode/Key Lock Operation Selection - Mitsubishi Electric FR-A820-00046 (0.4K) Instruction Manual

5.7.8

Resetting USB host errors

When a USB device is connected to the USB connector (connector A), the USB host error can be canceled without performing
an inverter reset.
Pr.
1049
USB host reset
E110
• Parameter copy (refer to
USB memory) is connected to the USB connector (connector A).
• When a device such as a USB charger is connected to the USB connector and an excessive current (500 mA or higher)
flows, USB host error "
• When the UF warning appears, the USB error can be canceled by removing the USB device and setting Pr.1049 = "1".
(The UF warning can also be canceled by resetting the inverter power or resetting with the RES signal.)
5.7.9 Setting dial potentiometer mode/key lock
operation selection
The setting dial of the operation panel (FR-DU08) can be used for setting like a potentiometer.
The key operation of the operation panel can be disabled.
Pr.
161 Frequency setting/key lock
E200 operation selection
 Using the setting dial like a potentiometer to set the frequency
• The frequency can be set by simply turning the setting dial of the operation panel (FR-DU08) during operation. (Dial mode)
needs not to be pressed. (For the details of the operation method, refer to
NOTE
• If the display changes from blinking "60.00" to "0.00", the setting value of Pr.161 may not be "1".
• The newly-set frequency is be saved as the set frequency in EEPROM after 10 s.
• When setting the frequency by turning the setting dial, the frequency goes up to the set value of Pr.1 Maximum frequency.
Be aware of what frequency Pr.1 is set to, and adjust the setting of Pr.1 according to the application.
 Disabling the setting dial and key operation of the operation panel (by
holding down the MODE key for 2 seconds)
• Operation using the setting dial and keys of the operation panel (FR-DU08) can be disabled to prevent parameter changes,
unexpected starts or frequency changes.
• Set Pr.161 to "10 or 11" and then press
• When setting dial and key operations are disabled, "
operation is attempted while dial and key operations are disabled, "
operation is not performed for 2 seconds, the monitor display appears.)
• To enable the setting dial and key operation again, press
324
5. PARAMETERS
5.7 (E) Environment setting parameters
Name Initial value
0
page 708) and the trace function (refer to
" (UF warning) is displayed on the operation panel.
Name Initial value
0
Setting range
0 Read only
1 Resets the USB host.
page 616) can be used when a USB device (such as a
Setting range
Setting dial frequency setting
0
mode
1 Setting dial mode
Setting dial frequency setting
10
mode
11 Setting dial mode
for 2 seconds to disable setting dial or key operations.
" appears on the operation panel. If setting dial or key
for 2 seconds.
Description
Description
Key lock mode
disabled
Key lock mode
enabled
page 148.)
" appears. (When a setting dial or key