20 Types of PLC Component Numbering and Modbus Address Correspondence Table

Having previously worked with microcontrollers and the following 20 types of PLCs for Modbus RTU serial communication, I am now sharing the correspondence table of these 20 PLC input, output, and register components with their Modbus address numbers.

Mitsubishi

X components support Modbus function code 02;

Y components support Modbus function codes 01, 05, and 15;

D components support Modbus function codes 03, 06, and 16.

20 Types of PLC Component Numbering and Modbus Address Correspondence Table

Siemens

I components support Modbus function code 02;

Q components support Modbus function codes 01, 05, and 15;

V components support Modbus function codes 03, 06, and 16.

20 Types of PLC Component Numbering and Modbus Address Correspondence Table

Omron

CIO0 components support Modbus function code 02;

CIO100 components support Modbus function codes 01, 05, and 15;

D components support Modbus function codes 03, 06, and 16.

20 Types of PLC Component Numbering and Modbus Address Correspondence Table

Panasonic

X components support Modbus function code 02;

Y components support Modbus function codes 01, 05, and 15;

DT components support Modbus function codes 03, 06, and 16.

20 Types of PLC Component Numbering and Modbus Address Correspondence Table

Delta

X components support Modbus function code 02;

Y components support Modbus function codes 01, 05, and 15;

D components support Modbus function codes 03, 06, and 16.

20 Types of PLC Component Numbering and Modbus Address Correspondence Table

Xinjie

X components support Modbus function code 02;

Y components support Modbus function codes 01, 05, and 15;

D components support Modbus function codes 03, 06, and 16.

20 Types of PLC Component Numbering and Modbus Address Correspondence Table

Yonghong

X components support Modbus function code 02;

Y components support Modbus function codes 01, 05, and 15;

D components support Modbus function codes 03, 06, and 16.

20 Types of PLC Component Numbering and Modbus Address Correspondence Table

Chande

P0 components support Modbus function code 02;

P40 components support Modbus function codes 01, 05, and 15;

D components support Modbus function codes 03, 06, and 16.

20 Types of PLC Component Numbering and Modbus Address Correspondence Table

Inovance

X components support Modbus function code 02;

Y components support Modbus function codes 01, 05, and 15;

D components support Modbus function codes 03, 06, and 16.

20 Types of PLC Component Numbering and Modbus Address Correspondence Table

Invertech

X components support Modbus function code 02;

Y components support Modbus function codes 01, 05, and 15;

D components support Modbus function codes 03, 06, and 16.

20 Types of PLC Component Numbering and Modbus Address Correspondence Table

Keyence

R0 components support Modbus function code 02;

R500 components support Modbus function codes 01, 05, and 15;

DM components support Modbus function codes 03, 06, and 16.

20 Types of PLC Component Numbering and Modbus Address Correspondence Table

Schneider Electric

After updating the firmware, it supports function codes 01, 02, and 15

I components support Modbus function code 02;

Q components support Modbus function codes 01 and 15;

M components support Modbus function codes 03, 06, and 16.

20 Types of PLC Component Numbering and Modbus Address Correspondence Table

Haiwei

X components support Modbus function code 02;

Y components support Modbus function codes 01, 05, and 15;

D components support Modbus function codes 03, 06, and 16.

20 Types of PLC Component Numbering and Modbus Address Correspondence Table

Weikong

X components support Modbus function code 02;

Y components support Modbus function codes 01, 05, and 15;

D components support Modbus function codes 03, 06, and 16.

20 Types of PLC Component Numbering and Modbus Address Correspondence Table

Holley

I components support Modbus function code 02;

Q components support Modbus function codes 01, 05, and 15;

M components support Modbus function codes 03, 06, and 16.

20 Types of PLC Component Numbering and Modbus Address Correspondence Table

Tai’an

X components support Modbus function code 02;

Y components support Modbus function codes 01, 05, and 15;

D components support Modbus function codes 03, 06, and 16.

20 Types of PLC Component Numbering and Modbus Address Correspondence Table

Rockwell

I components support Modbus function code 02;

Q components support Modbus function codes 01, 05, and 15;

N components support Modbus function codes 03, 06, and 16.

20 Types of PLC Component Numbering and Modbus Address Correspondence Table

Hexion

I components support Modbus function code 02;

Q components support Modbus function codes 01, 05, and 15;

V components support Modbus function codes 03, 06, and 16.

20 Types of PLC Component Numbering and Modbus Address Correspondence Table

Fuji

(Implemented without protocol programming)

X components support Modbus function code 02;

Y components support Modbus function codes 01 and 15;

D components support Modbus function codes 03 and 16.

20 Types of PLC Component Numbering and Modbus Address Correspondence Table

Beckhoff

I components support Modbus function code 02;

Q components support Modbus function codes 01, 05, and 15;

V components support Modbus function codes 03, 06, and 16.

20 Types of PLC Component Numbering and Modbus Address Correspondence Table

Microcontroller

DI components support Modbus function code 02;

DO components support Modbus function codes 01, 05, and 15;

AI components support Modbus function code 04;

AO components support Modbus function codes 03, 06, and 16.

20 Types of PLC Component Numbering and Modbus Address Correspondence Table

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20 Types of PLC Component Numbering and Modbus Address Correspondence Table

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