YASKAWA VS mini J7 Series Instruction Manual page 28

Operation Steps
1. Turn the potentiometer fully to the left before
turning the power ON.
2. F/R blinks.
Select FWD/REV run using keys.
Never select REV when reverse run is
NOTE
prohibited.
3. Press DSPL to blink FREF. Then press RUN.
4. Operates the motor by turning the
potentiometer to the right. (Frequency
reference corresponds to the potentiometer
If the potentiometer is switched rapidly,
NOTE
the motor also accelerates or decelerate
rapidly corresponding to the potentiometer
movement. Pay attention to load status
and switch the potentiometer with the
speed not to affect motor movement.
Status indicator lamp
Operation Check Points
▫ Motor rotates smoothly.
▫ Motor rotates in the correct direction.
▫ Motor does not have abnormal vibration or noise.
▫ Acceleration or deceleration is smooth.
▫ Current matching the load flows.
▫ Status indicator LEDs and digital operator display are correct.
28
Operator
Display
0.0
(Forward)
or
(Reverse)
0.0
0.0 to 60.0
Minimum
output
frequency is
1.5Hz
: ON : Blinking
Status
12-LED
Indicator
Display
LED
FREF RUN
RUN
F/R
FREF
RUN
FREF RUN
: OFF
ALARM
ALARM
ALARM
ALARM