User Manual
ix
IM 04P01B01-17E
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2
3
4
5
6
App
Index
Contents
Functional Enhancement of the Recorder ........................................................................................ii
How to Use This Manual .................................................................................................................. iii
Names of Parts and Basic Key Operations.......................................................................................v
Chapter 1  Overview of the Communication Functions
1.1  Communication Functions Using the Ethernet Interface (/C7 Option) ................................. 1-1
Functional Construction ....................................................................................................... 1-1
Setting/Measurement Server ...............................................................................................
1-1
Maintenance/Test Server ..................................................................................................... 1-2
Instrument Information Server ............................................................................................. 1-2
Other Functions ......................................................................................................
............. 1-3
1.2
  Communication Functions Using the RS-422A/485 Communication Interface (/C3 Option) 1-4
Functional Construction ......................................................................................................
. 1-4
Setting/Measurement Server ...............................................................................................
1-4
Modbus Slave ......................................................................................................
................ 1-4
Chapter 2  Using the Ethernet Interface (/C7 Option)
2.1  Ethernet Interface Specifications ......................................................................................... 2-1
Basic Specifications ............................................................................................................. 2-1
The Maximum Number of Simultaneous Connections and the Number of Simultaneous 
Use ......................................................................................................
................................ 2-1
2.2
  Connecting the Ethernet Interface ....................................................................................... 2-2
When Connecting Only the Recorder and a PC .................................................................. 2-2
When Connecting to a Preexisting Network ........................................................................ 2-2
2.3
  Configuring the Ethernet Interface ....................................................................................... 2-3
2.4  Checking the Connection Status ......................................................................................... 2-7
2.5  Registering Users ......................................................................................................
..........
2-8
2.6  Setting the Communication T
imeout and Keepalive ...........................................................2-11
Chapter 3  Using the RS-422A/485 Communication Interface (/C3 Option)
3.1  RS-422A/485 Communication Interface Specifications ....................................................... 3-1
3.2  Terminal Arrangement and Signal Names and the Connection Procedure of the RS-422A/485 
Communication Interface ..................................................................................................... 3-2
Terminal Arrangement and Signal Names ........................................................................... 3-2
Connection Procedure ......................................................................................................
... 3-2
Connection Example with a Host Computer ........................................................................
3-3
3.3  The Bit Structure of One Character and the Operation of the Receive Buffer .....................
3-7
The Bit Structure of One Character ..................................................................................... 3-7
Receive Buffer and Received Data ...................................................................................... 3-7
3.4
  Modbus Slave Protocol Specifications ................................................................................. 3-8
Registers .......................................................................................................
....................... 3-9
Modbus Error Response ....................................................................................................
3-13
3.5  Setting the Serial Interface ................................................................................................ 3-14










