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10  

   Modbus/TCP OPC Server

Installation

WAGO-I/O-SYSTEM 759

Modbus/TCP OPC server

2.3.1.2 Windows Socket 2.0

Step 1:

·

 

Ensure that Windows Sockets 1.x is installed.

·

 

Ensure that you use the TCP/IP protocol.

·

 

Start the program "redist\WinSock2\W95ws2setup.exe".

·

 

Follow the instructions of the installation program.

·

 

Restart your computer, if requested.

Step 2:

·

 

Start the program "redist\WinSock2\y2kvdhcp.exe".

·

 

Follow the instructions of the installation program.

·

 

Restart your computer, if requested.

The necessary installation programs are on the CD ROM in the directory
"[LW]:\Redist". (replace [LW] by the identifier of your CD ROM drive.)

2.3.2 Windows 98

The support for Distributed COM (DCOM98) is component of Windows 98.
Microsoft Corporation provides an update to the version 1.3 in the internet.
The distribution of this update is not permitted in accordance with the license
conditions (EULA) of Microsoft Corporation. You will find the current
DCOM98 version on the Microsoft homepage at:

     http://www.microsoft.com/com/resources/downloads.asp

It is recommended to install this update in order to improve the stability of the
OPC server!

2.3.3 Windows ME

The support for Distributed COM (DCOM) is component of Windows ME.
Please install following program to configure DCOM:

     "DCOMCNFG for Windows 95 and Windows 98"

·

 

Start the program "redist\dcom\dcm95cfg.exe".

·

 

Follow the instructions of the installation program.

·

 

Restart your computer, if requested.

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Summary of Contents for 759-311

Page 1: ...Modbus TCP OPC Server Manual Technical description Version 1 1 0 www wgspb ru...

Page 2: ...87 5 55 Fax 49 0 571 8 87 85 55 E Mail support wago com Every conceivable measure has been taken to ensure the correctness and com pleteness of this documentation However as errors can never be fully...

Page 3: ...COM95 9 2 3 1 2 Windows Socket 2 0 10 2 3 2 Windows 98 10 2 3 3 Windows ME 10 3 Modbus TCP Konfigurator 11 3 1 Functionality 11 3 2 Device Tree 12 3 3 List of Values 12 3 4 The Menu Bar 13 3 4 1 The F...

Page 4: ...1 9 Unneccesary Data Read in Percent 18 3 5 1 10 WAGO Output Calculation 18 3 5 2 Value Dialog 19 3 5 2 1 Name of the Process Value 19 3 5 2 2 Modbus TCP Address 19 3 5 2 3 Data Type 20 3 5 2 4 Descr...

Page 5: ...facturers are always named without referring to patent rights The existence of such rights can therefore not be ruled out 1 1 2 Personnel Qualification The use of the product detailed in this manual i...

Page 6: ...Attention Marginal conditions must always be observed to ensure smooth operation ESD Electrostatic Discharge Warning of damage to the components by electrostatic discharge Observe the precautionary m...

Page 7: ...ve A backslash between two names marks a sequence of menu items i e File New END Press buttons are marked as bold with small capitals i e ENTER Keys are marked bold within angle brackets i e F5 Courie...

Page 8: ...on 759 311 Modbus TCP OPC server single license 759 311 000 100 Modbus TCP OPC server 10 licenses 759 311 000 200 Modbus TCP OPC server 25 licenses 759 311 000 300 Modbus TCP OPC server unlimited lice...

Page 9: ...s the time needed for training and start up 2 2 Technical data 759 311 WAGO OPC Server MODBUS TCP OPC specifications Data Access V1 0A Data Access V2 04 Operating systems Windows NT 4 0 SP5 and higher...

Page 10: ...2 3 2 Windows 98 The support for Distributed COM DCOM98 is component of Windows 98 Microsoft Corporation provides an update to the version 1 3 in the internet The distribution of this update is not pe...

Page 11: ...process values which can be reached with OPC are configured The configurator is structured in the same way as the Windows Explorer The window of the configuration application consists of two parts The...

Page 12: ...ou have selected the device pressing the Return key will also start the Device dialog The devices are organized according to their device names The individual de vices with the corresponding process v...

Page 13: ...4 1 1 New With the command New a new configuration is created All existing confi guration data will be deleted 3 4 1 2 Open By selecting this command you will open a mask by means of which you can se...

Page 14: ...3 Paste By choosing this command you will transfer the copied part of the configura tion from the clipboard to the selected position 3 4 2 4 Insert Device If this command is selected a new device is a...

Page 15: ...urator will be dis played 3 4 3 3 Split A selection of this command enables you to change the arrangement of the configurator window areas by means of the keyboard 3 4 4 The Options Menu 3 4 4 1 Langu...

Page 16: ...e Mod bus TCP Configurator is displayed 3 5 Input Dialogs 3 5 1 Device Dialog If an entry is highlighted in the device tree and the Properties menu is selected Return is pressed or the entry is double...

Page 17: ...ame is composed as follows serial number _device Since the characters and are used in the namespace of the OPC Servers they may not be used in the device name 3 5 1 2 IP Address or DNS Device Name The...

Page 18: ...Server waits at most 10 seconds till the I O operation is finished 3 5 1 8 Connect Retry Period in Milliseconds The connect retry period determines the time period within the attempt of establishing a...

Page 19: ...tton of the dialog is clicked only the alteration process for the value currently displayed in the dialog is aborted 3 5 2 1 Name of the Process Value The name must be unique among the process values...

Page 20: ...t Register 4 FC 3 FC 16 Input Register 3 FC 4 Output Coil 0 FC 1 FC 15 Input Coil 1 FC 2 Exception Status 7 FC 7 For the Exception Status table the address is set to 0 and cannot be changed since ther...

Page 21: ...r bits 15 0 of the register bits 15 0 of the UI2 16 bit integer VT_I2 register bits 15 0 of the register bits 15 0 of the I2 32 bit unsigned integer VT_UI4 register Bits 15 0 of the first register bit...

Page 22: ...ection is interrupted The connection state can be used practically only with TCP protocol Using the connection state with UDP protocol returns always TRUE since UDP protocol has no connections Dependi...

Page 23: ...Modbus TCP Konfigurator 23 Connection State WAGO I O SYSTEM 759 Modbus TCP OPC server In this case the connection state is shown by the entry devicename 50000 www wgspb ru...

Page 24: ...sed client program does not detect the Connection State device pro perty automatically the entry Connection State has to be configured in the device list manually For this the entry devicename 50000 h...

Page 25: ...PC exe MBT dll ConfigModbus exe ConfigModbus DEU dll ConfigModbusE chm and ConfigModbusD chm are copied by the installation program into the installation directory of the Modbus TCP OPC server The fil...

Page 26: ...ration The entry with the path of the configuration file to be used is carried out by the configuration tool menu file set OPC Configuration 4 2 2 Trace The Modbus TCP OPC server supports writing trac...

Page 27: ...et the Write optimization is switched on The optimization of the read commands uses an array The size of this array determines the maximum number of the Modbus TCP addresses read in one call The size...

Page 28: ...on on the Microsoft homepage at htpp www microsoft com com resources downloads asp For Windows 95 Windows 98 and Windows ME systems the DCOM configu ration tool DCOMCNFG must be installed The necessar...

Page 29: ...uthentication Level None Default Impersonation Level Impersonate It has to be guaranteed also in the DCOM configuration that for the respective OPC client user the access to the OPC server is permitte...

Page 30: ...ation of the Connection State 24 Minimum Scan Rate in Milliseconds 18 Modbus TCP Address 19 Modbus TCP Konfigurator 11 Modbus TCP OPC Server 9 MSXML 28 N Name of the Process Value 19 Names and IDs 25...

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