Chapter 1 using the ethernet interface, 1 dx features, 1 dx features -1 – Yokogawa Removable Chassis DX1000N User Manual
Page 9: App index, Modbus client
1-1
IM 04L41B01-17E
Using the Ethernet Interface
1
2
3
4
5
6
App
Index
1.1 DX Features
This section gives an overview of the communication functions that the DX can control
when it is connected to a network via the Ethernet interface.
Modbus Client
• The DX acting as a Modbus client device can connect to a Modbus server device and
read or write to the internal register. The read data can be used as communication
input data of the computation function
*
on a computation channel. The data can also
be handled on the external input channel
**
. The data that can be written to the internal
register is measured data and computed data.
* /M1 and /PM1 options
** DX2000 with /MC1 option
• 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 1.10.
Modbus server device
DX (client)
Ethernet
DX
MW100
Chapter 1
Using the Ethernet Interface