MGI M4000E series, Instruction Manual

Page: 71 / 215

60
OPERATION/CONTROL
3.3.5 Combined operation mode 2
When the running frequency is set from a potentiometer connected across terminals 2-5
(frequency setting potentiometer) and the start signal is provided by the
key or /
key of the operation panel. (FR-PA02
-02
) (Pr.79 = 4)
Operation command: key (or / key) of the operation panel (FR-PA02
-02
)
Frequency setting:Externally connected frequency setting potentiometer or multi-speed
command (multi-speed command has priority) (Refer to page 74).
<Reference> If other frequency is required at fully clockwise position, change Pr. 38
"frequency at 5V (10V) " setting. (Refer to page 89.)
Step Description Image
1
Power on
Switch power on.
2
Operation mode
Refer to page 52 and set "4" in Pr. 79 "operation mode
selection".
The [PU] and [EXT] indications are lit.
3
Start
Press the
key (or / key) of the operation panel.
The [RUN] indication is lit to indicate forward rotation, or flickers to
indicate reverse rotation.
4
Acceleration
→
Constant speed
Slowly turn the potentiometer connected across terminals 2-5
(frequency setting potentiometer) fully clockwise.
The frequency shown on the display increases gradually to
60.00Hz.
5
Deceleration
Slowly turn the potentiometer connected across terminals 2-5
(frequency setting potentiometer) fully counterclockwise.
The frequency shown on the display decreases gradually to
0.00Hz.
The motor stops running.
6
Stop
Press the
key.
The operation command indication RUN goes off.
RUN
FWD
REV
RUN
FWD
REV
ON
Flicker
RUN
FWD
REV
RUN
REV FWD
Hz
PU
RUN
MON
EXT
External potentiometer
External potentiometer
STOP
RESET
Hz
PU
MON
EXT
M4500E.book 60 ページ ２００５年２月２２日 火曜日 午後５時７分