4–8
Connecting to PLCs and Other Devices
Example Wiring
Diagram
Power source,
3-phase
2-wire jumper
Ferrite filter
Default jumper position
for –xFU/–xFR models
(sourcing type inputs)
Default jumper position
for –xFE models
(sinking type inputs)
Forward
Reverse
Intelligent inputs,
8 terminals
Thermistor
FM output
monitor
+10VDC reference
+
–
-10 / 0 / +10 VDC
+
–
AM output
monitor
AMI output
monitor
The schematic diagram below provides a general example of logic connector wiring, in
addition to basic power and motor wiring covered in Chapter 2. The goal of this chapter is to
help you determine the proper connections for the various terminals shown below for your
specific application needs.
Converter
L1
R
Recti-
L2
S
L3
T
J51
T
R
R0
Control
circuit
T0
P24
+ –
PLC
CM1
FW
8
Input
circuits
3
2
1
CM1
TH
FM
H
0 – 10VDC
O
O2
10kΩ
4 – 20mA
OI
100Ω
Analog GND
L
AM
AMI
SJ300
Inverter
DC bus
U
+
V
fier
–
W
+
P
PD
RB
–
N
24VDC
AL1
AL0
AL2
Output
circuits
15
14
13
12
11
CM2
Expansion
Card #1
(optional)
Expansion
Card #2
(optional)
10kΩ
+10VDC
reference
+
–
SP
SN
100Ω
RP
SN
T1
T2
Motor
T3
Braking
Braking
resistor
unit
(optional)
(optional)
Intelligent relay output
(alarm function default)
Intelligent outputs,
5 terminals,
open-collector
Signals for expanded
features, including
encoder feedback,
digital I/O, and
DeviceNet networking
NOTE: For the wiring of intel-
ligent I/O and analog inputs,
be sure to use twisted pair /
shielded cable. Attach the
shield wire for each signal to
its respective common termi-
nal at the inverter end only.
Send/
receive
RS-485 serial
communications
Jumper for
termination