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ECN lamp
Lights when
energy-saving
mode isin
operation.
RUN key lamp
Lights when the
RUN key is
enabled.
RUN key
Pressing this key
while the RUN key
lamp is lighted
starts operations.
RUN lamp
Lights when theinverter is
operating.Blinks when the
automatic acceleration/deceleration
is operating
MON lamp
Lights when the
inverteris in
monitor mode.
STOP key
Everypressingofthiskey
while the RUN key lamp is
lit will cause a slowdown
stop.
VEC lamp
is lit.
Up/down key lamp
Pressing up or down
key when thislamp
is lit allows the
setting ofoperation
frequency.
PRG lamp
Lights when theinverter is
in parameter setting mode.
Monitor key
Displays operation
frequency, parameters,
and error causes.
Built-in
potentiometer lamp
Enter key
Down key
Built-in potentiometer
Operation frequency can
be changed when the
built-in potentiometer lamp
Up key
Charge Lamp
Indicates that high voltage is
still present within the inverter.
Do not open the terminal
board cover while this is lit.
Lights when sensorless
vector operation control
is running.
RUN STOP
CHARGE
MON ENT
ENT
ENT
MON
SWITCHES TO THE SETTING MONITOR MODE.
SELECTS PARAMETERTO BE CHANGED.
READS THE PROGRAMMED PARAMETER
SETTING.
CHANGES THE PARAMETER SETTING.
SAVESTHE CHANGED VALUE OFTHE
PARAMETERSETTING.
ALLOF THE BASIC PARAMETERS CAN BE SETBY THE SAME
STEP PROCEDURES.
[STEPS IN KEY ENTRY FOR BASIC PARAMETERS]
Fig. 7 — 50BV VFD Display
Fig. 8 — 50BV VFD Display Function Keys