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3.1.3 FR-A846
 FM type
Sink logic
Main circuit terminal
Control circuit terminal
3-phase
AC power
supply
Control input signals
*1
Forward rotation start
Reverse rotation start
Start self-holding selection
High speed
Multi-speed
Middle speed
selection
Low speed
Jog operation
Second function selection
Output stop
Reset
Terminal 4 input selection
(Current input selection)
Selection of automatic restart
after instantaneous power failure
Contact input common
24VDC power supply
(Common for external power supply
24V external power supply input
Common terminal
Frequency setting signals (Analog)
3
Frequency setting
2
potentiometer
Ω
∗4
1/2W, 1k
1
(+)
Auxiliary input
(-)
Terminal 4 input
(+)
(Current input)
(-)
Connector for plug-in option
connection
Safety stop signal
Safety stop input (Channel 1)
Safety stop input (Channel 2)
Safety stop input common
For footnotes *1 to *8 refer to next page.
Jumper
P1
P/+
R/L1
Inrush current
limit circuit
S/L2
T/L3
ON
EMC filter
ON/OFF
connector
OFF
Main circuit
Earth
Control circuit
STF
STR
STP(STOP)
RH
RM
RL
JOG
*2
RT
MRS
RES
AU
CS
SD
24V
PC
transistor)
+24
Voltage/current
SD
input switch
10E(+10V)
ON
OFF
10(+5V)
2
4
0 to 5VDC
Initial value
2
0 to 10VDC
selectable
0 to 20mADC
5
(Analog common)
0 to ±10VDC
Initial value
1
0 to ±5VDC
selectable
Initial value
4 to 20mADC
4
0 to 5VDC
selectable
0 to 10VDC
connector 1
connector 2
connector 3
24V
Shorting
wire
PC
S1
Output
S2
shutoff
circuit
SIC
SD
Brake unit
(option)
N/-
U
V
W
C1
B1
Relay output 1 (Alarm output)
A1
C2
B2
Relay output 2
A2
Open collector output
RUN
Running
SU
Up to frequency
IPF
Instantaneous power failure
OL
Overload
FU
Frequency detection
SE
Open collector output common
Sink/source common
PU
connec-
tor
*3
F/C
USB A
(FM)
connec-
*7
tor
Calibration
resistor
SD
*3
USB mini
B con-
AM
(+)
nector
5
(-)
*3
TXD+
TXD-
*3
RXD+
RXD-
SG
Termi-
nating
5V (Permissible load
VCC
resistor
SO
Safety monitor output
SOC
Safety monitor output common
WIRING
Motor
M
Earth
Relay output
*5
*6
Indicator
+
-
(Frequency meter, etc.)
Moving coil type
1mA full-scale
*8
Analog signal output
(0 to ±10VDC)
RS-485 terminals
Data transmission
Data reception
GND
current 100mA)
13

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