Mitsubishi Electric FR-S500 Series Instruction Manual page 30

4.3.4 Perform frequency setting by analog (voltage input)
POINT
•Use
to give a start com-
RUN
mand.
•Pr. 79 "Operation mode selection"
must be set to "4" (external/PU
combined operation mode 2)
Operation
1.
Screen at powering on
The monitor display appears.
2.
Change the Pr. 79 setting to " ".
(Refer to page 23 for change of the setting.)
3.
Mode/monitor check
Press twice to choose the
MODE
monitor/frequency monitor.
4.
Start
Press the start switch
Operation status indication of RUN flickers.
5.
Acceleration
Turn the volume (frequency setting
potentiometer) clockwise slowly to full.
The frequency value on the indication
increases according to Pr. 7 "Acceleration
time" until 60.00Hz is displayed.
6.
Deceleration
Turn the volume (frequency setting
potentiometer) counterclockwise
slowly to full.
The frequency value on the indication
decreases according to "Pr. 8 Deceleration
time" until 0.00Hz is displayed and
operation status indication of RUN flickers.
The motor stops.
7.
Stop
STOP
Press .
RESET
Operation status indication of RUN
turns off.
Change the frequency (60Hz) of the maximum value of potentiometer (at 5V)
Adjust the frequency in Pr. 38 "frequency setting voltage gain frequency".
(Refer to page 40)
Change the frequency (0Hz) of the minimum value of potentiometer (at 0V)
Adjust the frequency in calibration parameter C2 "frequency setting voltage
bias frequency". (Refer to
.
RUN
constant speed
Operation by the start command from the operation panel
[Connection diagram]
Three-phase
AC power supply
Frequency setting
potentiometer
Flicker
Parameter setting complete
MODE
RUN
STOP
RESET
Instruction Manual (detailed).)
25
(PU operation mode)
Inverter
U
R/L
1
V
S/L
2
W
T/L
3
10 Operation
panel
2
5
STOP
RUN
RESET
Display
RUN
PU
EXT
RUN
PU
EXT
RUN
Flickering
PU
EXT
RUN
PU
EXT
RUN
Flickering
PU
EXT
RUN
PU
EXT
Motor
4