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C850
28
532015 - Rev.B
ENGLISH
T
ranslation of the original instructions
12 OMRON INVERTER CONTROL UNIT
12.1 DESCRIPTION OF THE INVERTER CONTROL PANEL
Name
Description
POWER LED
On when the control circuit is powered.
ALARM LED
On when there is an inverter fault.
RUN LED (during a RUN
command)
On when the inverter is running.
PROGRAM LED
On when the set value of each function is indicated on the data display.
Flashing when in “warning” mode (when the set value is not valid).
Data display
Displays the important data, such as reference frequency, output current and set
values.
Data display LED
On depending on the indication on the data display.
Hz: frequency A: current
RUN command LED
On when the RUN command is set on the programming panel (the RUN key on the
programming panel is enabled for operation).
RUN key
Activates the inverter. Available only when operation is selected using the
programming panel. (Ensure that the RUN command LED is on) Forward/Back
rotation depends on the setting of “
F004
”
STOP/RESET key
Reduces the speed and stops the inverter. Same function as the RESET key when
there is an inverter fault.
Fig. 46
Data Display
LED indicator light
for RUN COMMAND
Function Keys