database to modbus slave interface configurationdatabase to modbus slave interface configuration...

Database to Modbus Slave Interface Configuration Manual

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Table of Contents

OVERVIEW ................................................................................................................................................ 3

TRADEMARKS ........................................................................................................................................... 4

OPERATING SYSTEM AND HARDWARE REQUIREMENTS ............................................................................. 5 OPERATING SYSTEM (OS) ....................................................................................................................................... 5 HARDWARE .......................................................................................................................................................... 5 PREREQUISITE ....................................................................................................................................................... 5

REGISTERING SOFTWARE .......................................................................................................................... 6 REGISTERING MODBUS SLAVE PROTOCOL .................................................................................................................. 6 REGISTERING RUN-TIME ENGINE (RTE) .................................................................................................................... 9

PROJECT CONFIGURATION ...................................................................................................................... 12 CONFIGURING DATABASE CONNECTION PARAMETERS ............................................................................................... 13 CONFIGURING THE TABLE ...................................................................................................................................... 14 CONFIGURING COLUMNS & VALUES ....................................................................................................................... 15 MAPPING MODBUS PROTOCOL ADDRESS TO THE DATABASE POINT ............................................................................. 16 SPECIFYING DATA REFRESH RATE (SQL QUERY)........................................................................................................ 17 VIEWING CONFIGURATION SUMMARY .................................................................................................................... 18

CONFIGURING RUN-TIME ENGINE (RTE)................................................................................................... 19 OPENING MODBUS CONFIGURATION EDITOR ........................................................................................................... 19 LOAD CONFIGURATION FILE (SCRIPT) ...................................................................................................................... 20 CHANGING UPDATE RATE & START AS NT SERVICE ................................................................................................... 21 DEPLOYING CONFIGURATION ................................................................................................................................. 22 STARTING RTE AUTOMATICALLY AFTER SYSTEM RESTART .......................................................................................... 23


3

Overview

Database ServerSEL-3354

OD

BC

Mobus Slave

Mobus Master

Mo

db

us


4

Trademarks

ClearControls® is a registered trademark of ReLab Software LLC (2006 ClearControls®. All rights reserved). Modicon, Microsoft, iFix, InTouch, RSView, Survalent, Kepware, Matrikon, IEC, IEEE, SEL, ABB, GE are trademarks of their respective corporations.


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Operating System and Hardware Requirements

Operating System (OS)

Windows 7

Windows® Server 2008, 2008 R2

Hardware

CPU – 1GHz

Memory – 100MB

Hard Drive – 200MB

Prerequisite

Install ReLab OPC Product Suite

Install ReLab Protocol Server Bridge


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Registering Software

Note: Make sure ReLab OPC Product Suite and ReLab Protocol Server Bridge is installed on your machine.

Registering Modbus Slave Protocol

Open ReLab License Manager Application (Fig 1)

Fig 1


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Select ReLab Modbus Slave (Serial) or Modbus Slave (TCP/IP) protocol (Fig 2).

Fig 2

Click on Show Request Key button (Fig 3)

Fig 3

Copy the key and forward to ReLab Software (Fig 3)


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After the License key is received click Register or verify Registration tab and enter the received license in to textbox below (Fig 4)

Fig 4

Click on Register button


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Registering Run-Time Engine (RTE)

Open ReLab License Manager Application (Fig 1)

Fig 2


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Select ReLab Run Time Engine (RLSLC) - Fig 2.

Fig 2

Click on Show Request Key button (Fig 3)

Fig 3

Copy the key and forward to ReLab Software (Fig 3)


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After the License key is received click Register or verify Registration tab and enter the received license in to textbox below (Fig 4)

Fig 4

Click on Register button


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Project Configuration

Navigate to ReLab Software DB2MOD Configuration and click on DB2MOD Configuration icon


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Configuring Database Connection Parameters

Fig 5

Specify Data Source (DSN) – Required for ODBC connection

Enter Login (User Name) – Required for secure databases such as Microsoft SQL Server, Oracle and etc.

Enter Password (User Password) – Required for secure databases such as Microsoft SQL Server, Oracle and etc.

Click on Next button Note: If DSN, Login or Password is incorrect user will be prohibited to navigate to the next page.


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Configuring the Table

Fig 6

Select the table where the data is located from Table dropdown Click on Next button


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Configuring Columns & Values

Fig 7

Select which column will be used for tag names from Tag Name Column dropdown

Select which column will be used for tag value from Tag Value Column dropdown Click on Next button


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Mapping Modbus Protocol Address to the Database Point

Fig 8

You can auto fill address by specifying starting address in Protocol Address textbox and clicking on Auto Fill Down button

You can change the point data type by selecting one or multiple points from the list and assigning appropriate data type from Value Type dropdown

Click on Next button

Modbus Protocol Addressing Modbus Register

HEX MIN

HEX MAX

DEC MIN

DEC MAX

Output Coils 0 FFFF 0 65535

Input Coils 10000 1FFFF 65535 131071

Internal Registers 30000 3FFFF 196608 262143

Holding Registers 40000 4FFFF 262144 327679 Table 1


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Specifying Data Refresh Rate (SQL Query)

Fig 9

You can select Data Refresh Frequency from dropdown (1 to 15 seconds) Click on Next button


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Viewing Configuration Summary

Fig 10

You can view configuration summary before saving the project Click on Finish button


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Configuring Run-Time Engine (RTE)

Opening Modbus Configuration Editor

Navigate to | ReLab Software | Protocol Server Bridge and select RLPSB Configuration Console

Fig 11


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Load Configuration File (Script)

Fig 12

On Main menu select File | Open

Select configuration file DB2MOD.cfg from E:\Program Files\ReLab Software\Protocol Server Bridge\Bin\DB2MOD folder

Fig 13

Click on Open button


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Changing Update Rate & Start as NT Service

Fig 14

From Main Menu select RTE | Options

Fig 15


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Select Other tab

Fig 16

Check Start Run Time Engine as NT Service

Set Run Engine Update rate to 1000 ms

Set Call Item Update when no data is update

Click on OK button

Deploying Configuration

Fig 17

From Main Menu select File | Deploy


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Starting RTE Automatically After System Restart

Navigate to Windows Start | Control Panel | Administrative Tools | Services

Select the service RLSLCRTE and set this service to Automatic

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