Wiring; Terminal Connection Diagram - Mitsubishi FR-A500 Series Instruction Manual

Transistorized inverter: fr-a520-0.4k to 55k(-na) and fr-a540-0.4k to 55k(-na)(-ec)
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2.2 Wiring

2.2 Wiring

2.2.1 Terminal connection diagram

EC version
3-phase AC power supply
3-phase AC power supply
24VDC power output and external transistor common
(Contact input common for source logic)
Second acceleration/deceleration time selection
(Contact input common for sink logic)
Control input signals (no voltage input allowed)
Frequency setting signals (analog)
Frequency setting
potentiometer
1/2W1kΩ
NFB
L
1
L
2
L
3
L
11
Jumper
L
21
NFB
R
S
T
R1
Jumper
S1
PC
Forward rotation start
STF
STR
Reverse rotation start
STOP
Start self-holding selection
RH
High
Multi-speed selection
Middle
RM
Low
RL
Jog mode
JOG
RT
Output stop
MRS
RES
Reset
AU
Current input selection
Selection of automatic restart
CS
after instantaneous power failure
SD
10E(+10V)
10(+5V)
3
2
0 to 5VDC
2
0 to 10VDC
1
5
(Analog common)
Common
0 to ± 5VDC
Auxiliary input
1
0 to ±10VDC
4 (4 to 20mADC)
Current input
INSTALLATION AND WIRING
EC version
U
PU
V
connector
W
(RS-485)
P1
Jumper
Remove this jumper when using FR-BEL.
P/
+
(Note)
R
PX
Jumper
(Note)
Remove this jumper when using FR-ABR.
PR
N/–
A
B
Alarm output
C
Running
RUN
Up to frequency
SU
IPF
Instantaneous power failure
Overload
OL
Frequency detection
FU
Open collector output common
SE
Common to sink and source
(e.g. frequency meter)
FM
Calibration
resistor*
Selected
SD
AM
5
Selected
Ground
* Not needed when the operation panel (FR-DU04)
or parameter unit (FR-PU04) is used for
calibration. Used when calibration must be made
near the frequency meter for such a reason as a
remote frequency meter. However, the frequency
meter needle may not deflect to full-scale if the
calibration resistor is connected. In this case, use
this resistor and the operation panel or parameter
unit together to make calibration.
9
P1
+
PX
PR
Motor
IM
Ground
Note: Terminals PR, PX are provided for
FR-A520-0.4K to 7.5K.
FR-A540-0.4K to 7.5K
Open collector
outputs
Meter
+
Moving-coil type
1mA full-scale
(+)
Analog signal output
(0 to 10VDC)
( − )
Main circuit terminal
Control circuit input terminal
Control circuit output terminal

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