Omron MX2 Series User Manual

1 Overview
1 - 15
Multi-function Compact Inverter 3G3MX2-EV2 User’s Manual (I666-E1)
Item
Specifications
Enclosure rating
Open type (IP20)
Control
Control method
Phase-to-phase sinusoidal modulation PWM
Output frequency range
*1
0.01 to 590 Hz
Frequency precision
*2
Digital command: 0.01% of the maximum frequency, Analog command:
0.2% of the maximum frequency (2510°C)
Frequency setting
resolution
Digital setting: 0.01 Hz, Analog setting: Maximum frequency  1/1000
Voltage/Frequency
characteristics
V/f characteristics (constant torque, reduced torque)
Sensorless vector control, V/f control with speed feedback
Overload current rating
of inverter
Heavy load rating (CT): 150%/60 s
Light load rating (VT): 120%/60 s
Instantaneous overcur-
rent protection
200% of heavy load rating (CT) value
Acceleration/
Deceleration time
0.00 to 3600 s (line/curve arbitrary setting), 2nd acceleration/deceleration
setting provided
Carrier frequency
change range
2 to 15 kHz (Derating required)
Starting torque
200%/0.5 Hz (Sensorless vector control)
DC injection braking
Operates at operating frequency or less during deceleration via STOP
command, at set frequency or less during operation, or via external input
(level and time can be set).
Protective function
Overcurrent, Overvoltage, Undervoltage, Electronic thermal, Tempera-
ture error, Ground-fault current at power-on, Inrush current protection cir-
cuit, Overload limit, Incoming overvoltage, External trip, Memory error,
CPU error, USP error, Communication error, Overvoltage suppression
during deceleration, Power interruption protection, Emergency shutoff,
Analog current input (New), STO internal fault (New), etc.
Input
signal
Frequency settings
Digital Operator
External analog input signal (variable resistor/0 to 10 VDC/4 to 20 mA),
Modbus communication
RUN/STOP command
Digital Operator
External digital input signal (3-wire input available), Modbus communica-
tion
Multi-function Input
*3
7 points (Functions can be selected from among 66)
Analog input
*4
2 points (O terminal for voltage: 10 bits/0 to 10 V, OI terminal for current:
10 bits/4 to 20 mA)
Pulse input
2 points (32 kHz max., EA terminal: 5 to 24 VDC, 7 terminal: 24 VDC)
Safety input
2 points (GS1,GS2: Dedicated terminals)
Output sig-
nal
Multi-function output
*3
2 points (11 and 12 terminals: Functions can be selected from among
47)
Relay output
*3
1 point (SPDT contact (AL0, AL1, AL2), Functions can be selected from
among 47)
Analog output
(Frequency monitor)
*5
1 point (AM terminal: 10 bits for voltage, 0 to 10 V) (Frequency or current
can be selected)
Pulse output
1 point (EO terminal: 32 kHz max., 0 to 10 V)
Communi-
cations
RS-422
RJ45 connector (for Digital Operator)
RS-485
Control circuit terminal, Modbus communication
USB
USB2.0, Micro-B connector
Common Specifications
1
1-3 Specifications
1-3-1 Standard Specifications

Omron MX2 Series Specifications

General

Cooling Method	Fan cooling
Output Frequency Range	0.1 to 400 Hz
Control Method	V/f control, Sensorless vector control
Protection Functions	Overcurrent, overvoltage, undervoltage, overload, overheating, short circuit
Communication Options	Modbus RTU
Overload Capacity	150% for 60 seconds
Braking Unit	Built-in
Ambient Operating Temperature	-10°C to +50°C
Enclosure	IP20
Storage Temperature	-20°C to +65°C
Humidity	5 to 95% RH (non-condensing)
Altitude	Up to 1000m
Power Supply Voltage	200-240V AC
Input Voltage	3-phase 200-240V AC