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7-1
7. OPERATION OF THE DIGITAL OPERATOR
The standard type digital operator is modified so as to be used easily by minimizing key opera-
tions. Data can be set simply.
7.1 Names of Parts
POWER Lamp
Power lamp of control
circuit
Up key, Down key
These keys are used to
change data and increase
or decrease the frequency.
Monitor (LED display)
This display shows frequency, motor
current, motor revolution speed, and
Trip history
FUNC (Function) key
This key is used for changing
commands. When pressing
key after setting data and
parameter, they are automati-
cally memorized.
STOP/RESET key
This key is used for stopping the motor or
resetting errors.
(When either operator or terminal is se-
lected, this key works. If the extension
function is used, this function is void.)
RUN key
This key is used for starting. (When
terminal run is selected, this key does
not work.)
WARNING
l The STOP/RESET key works only when a function is set. Prepare an emergency switch separately.
The use of the STOP/RESET key as an emergency switch may cause an injury.
RUN
Start
run
Display after
power is turned
on
Press the
key once.
Press the key once
and set the frequency by using
the and keys.
(Frequency
monitor)
The frequency which is
set by the key is
stored.
1
2
1
2
FUNC
.
.
Press
1
FUNC
FUNC
Press the
key five times.
Press the
key once.
FUNC
When selecting the monitor
mode, press and
to display .
➤➤ ➤ ➤
➤➤ ➤➤
7.2 Operation Procedure
(Example that the frequency is set and the equipment starts running)
FUNC.FUNC.
FUNC.FUNC.
FUNC.
RUNRUN
RUNRUN
RUN
STOP/STOP/
STOP/STOP/
STOP/
RESETRESET
RESETRESET
RESET