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Perform Frequency Setting By Analog (voltage Input) - Mitsubishi Electric FR-E700 Basic Instruction Manual

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3.4.4

Perform frequency setting by analog (voltage input)

POINT
Use
to give a start command.
Pr. 79 Operation mode selection must be set to "4" (External/PU combined operation mode 2).
[Connection diagram]
(The inverter supplies 5V of power to the frequency setting potentiometer. (terminal 10))
Operation
1.
Screen at powering ON
The monitor display appears.
2.
Change the Pr. 79 setting to "4".
(Refer to page 34 for change of the setting.)
[PU] display and [EXT] display are lit.
3.
Start
Turn ON
.
When the frequency command is not given,
[RUN] flickers fast.
4.
Acceleration
Turn the potentiometer clockwise slowly to full.
The frequency value on the indication
increases according to Pr. 7 Acceleration time
until "
" (60.00Hz) is displayed.
[RUN] display is lit during forward rotation operation
and flickers slowly during reverse rotation
operation.
5.
Deceleration
Turn the potentiometer counterclockwise slowly
to full.
The frequency value on the indication decreases
according to Pr. 8 Deceleration time and displays
"
" (0.00Hz) when the motor is stopped.
[RUN] flickers fast.
6.
Stop
Switch power OFF
[RUN] turns OFF.
REMARKS
Change the frequency (60Hz) at the maximum voltage input (5V initial value)
Adjust the frequency in Pr. 125 Terminal 2 frequency setting gain frequency. (Refer to page 67)
Change the frequency (0Hz) at the minimum voltage input (0V initial value)
Adjust the frequency in calibration parameter C2 Terminal 2 frequency setting bias frequency. (
Instruction Manual (applied).)
Start/stop from the operation panel (PU operation)
Three-phase AC
power supply
Frequency setting
potentiometer
constant speed
.
Inverter
R/L1
U
Motor
S/L2
V
T/L3
W
10
2
Operation
5
panel
,
Display
Flickering
Flickering
Stop
Refer to the chapter 4 of the
3
59

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