Wonderware Operations Integration - Supervisory Modbus MBTCP Server 4.0 (G-1 Series) ReadMe

Last revision: 7/30/2015

In This Document

About This Release

System Requirements

Installation Information

Resolved Issues

Known Issues

MBTCP OI Server Documentation

About This Release

This document contains important information about the Wonderware® Operations Integration - Supervisory Modbus MBTCP Server (MBTCP OI Server). MBTCP OI Server 4.0 inherits the technology and features of the MBTCP DAServer.

With this release of the MBTCP OI Server, significant enhancements in functionality are now available. A new version of the OI Server Runtime Components is also included to increase the MBTCP OI Server’s performance.

New Features and Enhancements

Multi-Instance Support

With the Professional or higher level license installed, multiple instance of OI Server can be configured for different types of PLCs. Each instance runs in separate process. This allows for load balancing, if the application contains large number of items.

Co-Existence with Previous DAServer

The OI Server can co-exist with its predecessor DAServer on the same machine. along with prior released DAServer. With the Professional or higher level license installed, both OI Server and DAServer/DIObject of the same protocol family can run simultaneously.


As of this release, licensing in the OI Server is categorized into either the Standard or Professional level. Refer to the OI Server Manager Help for additional information about features available in each level of licensing.

Light Weight Driver Install

The OI Server install is light weight and it does not include common components. OI-Core setup must be installed on the machine to install common components.

System Requirements

Operating Systems

For a list of supported operating systems for OI Servers, refer to the "Wonderware Operations Integration Core Readme", or to the Schneider Electric Global Customer Support website, product compatibility information:


Hardware Requirements

To run an OI Server, we recommend as a minimum the following hardware configurations:

When deploying the OI Server in a virtual environment using Hyper-V, additional hardware requirements apply. Refer to the following web site for more information about Hyper-V:


Modbus Controller Hardware and Firmware

Information on specific Modbus controller and firmware versions supported by the MBTCP OI Server 4.0 can be found in the MBTCP OI Server Help, in the "Supported MBTCP OI Server Hardware and Firmware" section.

Installation Information

Installation Checklist

The Wonderware Operations Integration Core (OI Core) must be installed prior to the installation of the OI Server.

Before installing the OI Server, it is strongly recommended that you exit all Wonderware programs, including executable (.EXE) files and services.

Installation Procedure

Download the OI Server from the Schneider Electric Global Customer Support website: https://softwaresupportsp.invensys.com/Pages/CustomerDashBoard.aspx

To install the OI Server, double-click Setup.msi. When setup is complete, the message "Setup was successful" is displayed.

Resolved Issues

Change Request



SR 103128993: When MBTCP received a response packet larger than 256 bytes, it terminated the MBTCP OI Server process.


SR 42010111: During the PLC program download, the PLC sent the response for a poll message with an invalid function code. This terminated the MBTCP OI Server process.


SR 103134787: MBTCP was unable to read data if the device sent TCP FIN = 1 with response.

Known Issues

Change Request



OI Server version information in the SMC is not displayed to the second user when the first user logs off and the second user logs on.

Workaround: Change the default Group Policy Setting in the operating system. More information is available at:


MBTCP OI Server Documentation

The MBTCP OI Server documentation set includes the following guides:

  1. MBTCP OI Server Help. This guide describes the user interface and functions of the Wonderware MBTCP OI Server.
  2. OI Server Manager Help. This guide describes the runtime Configuration, Diagnostics, and Activation/Deactivation aspects of a Operations Integration Server (OI Server). These aspects of any OI Server are maintained through the generic component called the OI Server Manager.
  3. License Utility Guide. This guide describes how to use the License Utility to install license files and browse valid license files on the network.
  4. LogFlag Editor User's Guide. This documentation describes the user interface and functions of the LogFlag Editor utility. This utility can be opened only from the Log Viewer, a part of the System Management Console suite of utilities.
  5. Log Viewer User's Guide. This guide provides information about the Logger™ and the Log Viewer snap-in to the System Management Console.

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