Names and functions of the operation panel
The operation panel cannot be removed from the inverter.
Operation mode indicator
PU: Lit to indicate PU operation mode.
EXT: Lit to indicate External operation mode.
(Lit at power-ON at initial setting.)
NET: Lit to indicate Network operation
PU, EXT: Lit to indicate External/PU
combined operation mode 1, 2.
These turn OFF when command source is
not on operation panel (Refer to page 205).
Hz: Lit to indicate frequency.
(Flickers when the set frequency
monitor is displayed.)
A: Lit to indicate current.
(Both "Hz" and "A" turn OFF when other
than the above is displayed.)
Monitor (4-digit LED)
Shows the frequency, parameter number,
(Setting dial: Mitsubishi inverter dial)
Used to change the frequency setting and
Press to display the following.
Displays the set frequency in the
Present set value is displayed during
Displays the order in the faults history
Used to change each setting mode.
the operation mode. (Refer to page 60)
Pressing for a while (2s) can lock
(Refer to page 273)
Determination of each setting
If pressed during operation, monitor
changes as below;
Operating status indicator
Lit or flicker during inverter operation.
* Lit: When the forward rotation operation
is being performed.
Slow flickering (1.4s cycle):
When the reverse operation is being
Fast flickering (0.2s cycle):
was pressed or the
start command was given, but the
operation cannot be made.
When the frequency command is less
than the starting frequency.
When the MRS signal is input.
Parameter setting mode
Lit to indicate parameter setting mode.
Lit to indicate monitoring mode.
Used to stop Run command.
Fault can be reset when protective
function is activated (fault).
Operation mode switchover
Used to switch between the PU and
External operation mode.
When using the External operation mode
(operation using a separately connected
frequency setting potentiometer and start
signal), press this key to light up the EXT
simultaneously (0.5s) (Refer
to page 60), or change Pr. 79 setting to
change to combined mode .)
PU: PU operation mode
EXT: External operation mode
Cancels PU stop also.
The rotation direction can be selected by
setting Pr. 40.