Omron 3G3MX2 - Wiring Overview

MX2 Quick Start Guide
10 MX2 Quick Start Guide
2.4 Wiring overview
Breaker, MCCB
or GFI,
Power source,
3-phase or
1-phase, per
inverter model
Input
circuits
24V
P24
+ -
1
2
3/GS1
4/GS2
5/PTC
Forward
Thermistor
Intelligent inputs,
7 terminals
GND for logic inputs
NOTE:
For the wiring of intelligent
I/O and analog inputs,
be sure to use twisted
pair / shielded cable.
Attach the shielded wire
for each signal to its
respective common
terminal at the inverter
end only.
Input impedance of
each intelligent input is
4.7 kΩ
[5] configurable as
discrete input or
thermistor input
AM
Volt. Meter
H
L
0~10VDC
4~20mA
GND for analog signals
MX2
Motor
PD/+1
P/+
R
(
L1
)
S
(
L2
)
T
N
(
L3
)
U (T1)
V (T2)
W (T3)
Braking
unit
(optional)
N/-
DC reactor
(optional)
AL1
AL0
AL2
Relay contacts,
type 1 Form C
6
7/EB
EO
Freq. Meter
RB
Brake
resistor
(optional)
11/EDM
Load
Freq. arrival signal
Open collector output
Output circuit
Common for logic outputs
12
Load
+
-
CM2
L
L
+
-
O
OI
EA
10 VDC
RJ45 port
(Optional operator port)
transceiver
USB (mini-B) port
(PC communication port)
USB power: Self power
L
L
Option port
controller
Option port connector
L
L
L
L
L
L
SP
SN
L
PLC
Short bar
(Source type)
Analog reference
Pulse train input
24 VDC 32 kHz max.
Apprx.100 Ω
Apprx.10 Ω
Termination resistor (200 Ω)
(Change by slide switch)
RS485
transceiver
Serial communication port
(RS485/ModBus)
RS485
transceiver
USB
transceiver
Fuses
Shielded motor cable
to minimize emitted EMC
Groudn both ends
Output
dV/dt
AC Reactor
Reverse
External Trip
Reset
Multi-speed 1
Multi-speed 2
Jog
RUN
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