Omron 3G3MX2-A4015-V1 Replacing Guide

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7.
Modbus Communication Data Correspondence List
There are some difference of Modbus Communication Coil Number and Register Number between 3G3JX
and 3G3MX2-V1. Adjust the program of the host controller after referring to the table below and check the
operation. In addition, be sure to refer to the user's manuals for each inverter.
7.1.
Coil Number
3G3JX
Coil No. Coil No.
Modbus coil
spec. No.
RUN command
1: Run
0: Stop (Enabled when A002
= 03)
0001h 0001h 0000h
Rotation direction command
1: Reverse
0: Forward (Enabled when
A002 = 03)
0002h 0002h 0001h
External Trip (EXT) 1: Trip 0003h 0003h 0002h
Trip reset (RS) 1: Reset 0004h 0004h 0003h
Multi-function Input 1 0007h 0007h 0006h
Multi-function Input 2 0008h 0008h 0007h
Multi-function Input 3 0009h 0009h 0008h
Multi-function Input 4 000Ah 000Ah 0009h
Multi-function Input 5 000Bh 000Bh 000Ah
Operation status
1: Run
0: Stop (Interlocked with
d003)
000Eh 000Fh 000Eh
RUN direction
1: Reverse
0: Forward (Interlocked with
d003)
000Fh 0010h 000Fh
Inverter ready
1: Ready
0: Not ready
0010h 0011h 0010h
AL (Alarm signal)
1: ON
0: OFF
0014h 0018h 0017h
OD (Excessive PID deviation) 0015h 0017h 0016h
OL (Overload warning) 0016h 0016h 0015h
FA2 (Set frequency exceeded
signal)
0017h 0015h 0014h
FA1 (Constant speed arrival
signal)
0018h 0014h 0013h
RUN (During RUN) 0019h 0013h 0012h
During data write
1: Writing
0: Normal
001Ah 0049h 0048h
CRC error 001Bh 004Ah 0049h
Overrun error 001Ch 004Bh 004Ah
Framing error 001Dh 004Ch 004Bh
Parity error 001Eh 004Dh 004Ch
Checksum error 001Fh 004Eh 004Dh
R
1︓ON
0︓OFF
1: Error
0: No error
Item
R/W
Description
3G3MX
R/W
1︓ON
0︓OFF

Omron 3G3MX2-A4015-V1 Specifications

General

Brand	Omron
Model	3G3MX2-A4015-V1
Category	Inverter
Language	English