OPERATION
47
3.1.2 Power on
Before switching power on, check the following:
•
Installation check
Make sure that the inverter is installed correctly in a correct place. (Refer to page 7.)
·
Wiring check
Make sure that the main and control circuits are wired correctly.
Make sure that the options and peripheral devices are selected and connected correctly.
(Refer to page 9.)
•
Switch power on.
Power-on is complete when the POWER lamp is lit correctly and the operation panel (FR-DU04) displays
correct data.
3.1.3 Parameter check
The inverter is designed to perform simple variable-speed operation with the factory settings of the
parameters. Set the necessary parameters according to the load and operation specifications. Use the
operation panel (FR-DU04) to set, change and confirm the parameter values. For full information on the
parameters, refer to "CHAPTER 4 PARAMETERS" (page 57).
(
1
)
Operation panel
(
FR-DU04
)
With the operation panel (FR-DU04), you can set the running frequency, monitor the operation command
display, set parameters, display an error, and copy parameters.
1) Names and functions of the operation panel (FR-DU04)
Display
LED
×
4 digits
[MODE] key
[SET] key
Unit indication
Hz (frequency)
A (current)
V (voltage)
Operation status indication
[Operation command] keys
[REV] (reverse rotation) key
[FWD] (forward rotation) key
[STOP/RESET] key
FR-DU04
Hz
A
V
MON EXT PU
CONTROL PANEL
FWD
MODE
SET
REV FWD
STOP
RESET
REV
Key Description
[MODE] key You can select the operation mode or setting mode.
[SET] key You can determine the frequency and parameter setting.
[UP/DOWN] key
(
key)
· Used to increase or decrease the running frequency consecutively. Hold down this key to change the
frequency.
· Press this key in the setting mode to change the parameter setting consecutively.
[REV] key Used to give a reverse rotation command.
[FWD] key Used to give a forward rotation command.
[STOP/RESET] key
· Used to stop operation.
· Used to reset the inverter when its output is stopped by the protective function activated (major fault).
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