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Modbus server – Yokogawa Removable Chassis DX1000N User Manual

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IM 04L41B01-17E

Modbus Server

• A Modbus client device can carry out the following operations on the DX that is

operating as a Modbus server device.
• Load data from measurement, computed,* and external input channels** (using the

input register)

• Load communication input data* (using the hold register)
• Write communication input data* (using the hold register)
• Write to external input channels* (using the hold register)
• Start and stop recording, write messages, and perform other similar operations

(using the hold register; models with release number 3 or later)

• Load the recording start/stop condition, message strings, and other types of data

(using the hold register; models with release number 3 or later)

* /M1 and /PM1 options

• For details on the Modbus function codes that the DX supports, see section 6.3.
• For a description of the settings required to use this function, see section 1.9.

Modbus client device

DX

DX (server)

Ethernet

MW100

1.1 DX Features

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