Chapter 1 overview of the communication functions, Functional construction, Setting/measurement server – Yokogawa µR20000 User Manual
Page 13: App index
1-1
IM 04P01B01-17E
Overview
of
the
Communication
Functions
1
2
3
4
5
6
App
Index
1.1 Communication Functions Using the Ethernet
Interface (/C7 Option)
The recorder can be equipped with an optional Ethernet interface. For details on how to
use the Ethernet interface, see chapter 2.
Functional Construction
The following figure shows the relationship between the communication function of the
recorder and the Ethernet interface. Perform communication according to the respective
protocol.
* Protocol is a set of rules that two computers use to communicate via a communication line (or
network).
PC
Connect the recorder and the
PC using an Ethernet cable.
Maintenance/
Test Server
Setting/
Measurement Server
Instrument
Information Server
Login (user authentication/access
privileges granting)
Upper layer
protocol
Dedicated protocol
Lower layer
protocol
TCP
IP
Interface
Ethernet (10BASE-T)
UDP
Communication functions of the recorder
Application
TCP (Transmission Control Protocol)
UDP (User Datagram Protocol)
IP (Internet Protocol)
Setting/Measurement Server
• You can specify settings that are approximately equivalent to those specified by front
panel key operations. However, you cannot turn the power ON/OFF, set the user
name and password for communications, nor set the key lock.
• The data below can be output.
Data Type
Output Format
Measured/computed data
BINARY/ASCII
Setup data
ASCII
Periodic printout and the most recent TLOG computation data
ASCII
Status information
ASCII
Information on connected users
ASCII
• The commands that can be used are Setting commands, Basic Setting commands,
Control commands, and Output commands.
<Related Topics>
• Ethernet interface settings: Section 2.3
• Commands: Section 4.2
• Data output format: Chapter 5
Chapter 1
Overview of the Communication Functions