Operation Check Points - YASKAWA VS mini J7 Series Instruction Manual

Operation Steps
1. Turn the potentiometer fully counterclock-
wise, and then turn the power ON.
2. F/R will flash.
Select FWD or REV RUN using the keys.
Never select REV when reverse run
is prohibited.
NOTE
3. Press DSPL to make FREF flash. Then
press RUN.
4. Operate the motor by turning the potentiom-
eter clockwise. (A frequency reference cor-
responding to the potentiometer position will
be displayed.)
If the potentiometer is switched rap-
idly, the motor also accelerates or
NOTE
decelerates rapidly in proportion to
the potentiometer movement. Pay
attention to load status and switch
the potentiometer at a speed that
will not adversely affect motor move-
ment.
Status indicators

Operation Check Points

• Motor rotates smoothly.
• Motor rotates in the correct direction.
• Motor does not have abnormal vibration or noise.
• Acceleration and deceleration are smooth.
• Current matching the load flows.
• Status indicators and Digital Operator display are correct.
34
Operator
Display
0.0
(Forward)
or
(Reverse)
0.0
0.0 to 60.0
(min
Minimum
output
frequency
is 1.5 Hz.
: ON : Flashing
Function
Indicators
FREF FREF
F/R
FREF FREF
FREF FREF
-1
)
: OFF
Status
Indicators
RUN
ALARM
RUN
ALARM
RUN
ALARM
RUN
ALARM