External Operation Mode (Operation Using External Input Signals) - Mitsubishi Electric FR-A520-0.4K Instruction Manual

3.3.2

External operation mode (Operation using external input signals)

(1) Operation at 60Hz
<Connection example>
Frequency setting by voltage input
requency setting
potentiometer
0 to 10VDC
For details of each terminal, refer to page 13 .
Step
Power-on → Operation mode check
Switch power on and make sure that the operation command
indication "EXT" is lit.
1
(If it is not lit, press the
press the
Start
Turn on the start switch (STF or STR).
The operation status indication "FWD" or "REV" flickers.
2
Note: The motor does not start if both the forward and reverse
rotation switches are turned on.
If both switches are turned on during operation, the motor
decelerates to a stop.
Acceleration → Constant speed
Slowly turn the potentiometer (frequency setting potentiometer) full
clockwise.
3
The frequency shown on the display increases gradually to 60.00Hz.
Deceleration
Slowly turn the potentiometer (frequency setting potentiometer) full
counterclockwise.
4
The frequency shown on the display decreases gradually to 0.00Hz.
The motor stops running.
Stop
Turn off the start switch (STF or STR).
5
(2) External jog operation
Keep the start switch (STF or STR) on to perform operation, and switch it off to stop.
1) Set Pr. 15 "jog frequency" and Pr. 16 "jog acceleration/deceleration" time.
2) Set the external operation mode.
3) Switch on the jog signal. Keep the start switch (STF or STR) on to perform
operation.
Use any of Pr. 180 to Pr. 186 (input terminal function selection) to assign the
terminal used for the jog signal.
Frequency setting by current input
STF
STR
SD
10
Inverter
2
Current input
5
4 to 20mADC
Description
key to choose the operation mode and
MODE
key to switch to external operation.)
60
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OPERATION/CONTROL
STF
STR
SD
*Short terminals AU-SD
AU *
for current input.
Inverter
4
5
ON
Forward
rotation
Forward
rotation
OFF
<Connection example>
Image
FR-DU04 CONTROL PANEL
Hz
A
V
MON EXT PU
REV FWD
Reverse
rotation
FR-DU04 CONTROL PANEL
Hz
A
V
MON EXT PU
REV FWD
FR-DU04 CONTROL PANEL
Hz
A
V
MON EXT PU
REV FWD
FR-DU04 CONTROL PANEL
Hz
A
V
MON EXT PU
REV FWD
Reverse
rotation
Stop
STF
STR
Inverter
JOG
SD