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System Management
The System Management is the central administrative unit for WinCC OA Systems.
Driver
Modbus/TCP Server Configuration

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Your first step into modern and powerful process visualization.
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Topics, you need to know, before using WinCC OA.
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Engineering
Powerful tools for easy or complex engineering tasks.
- Project Administration
  The chapter contains a description of the process monitor as well as the project administration.
- Graphics Editor (GEDI)
  Used for creating and editing panels, provides tools for creating and configuring graphic objects.
- System Management
  The System Management is the central administrative unit for WinCC OA Systems.
- Wizard Framework
  Used for easy creation of wizards in a uniform layout style. The key elements "Navigation Bar" and "Bottom Bar" can be customized to fit the needs of the custom wizard.
- XML Panel Format
  The XML (Extensible Markup Language) panel format allows creating WinCC OA panels.
- Simple Symbols, basics
  The "Simple Symbols" functionality is used to simply assign corresponding symbols to data point types and increase the working comfort when working with different symbols.
- ScriptWizard
  Simple wizard for creating graphical user interfaces for users without prior programming knowledge.
- Panel topology/Group alert facility
  Tree structure for process panels with integrated group alert system
- Object-Oriented Panel References
  Reusable objects built with the GEDI tools. Insert them within an existing panel to provide a graphical element.
- Multilingual Projects
  WinCC OA is designed to provide both Native Language Support and Multi Language Support.
- Translator
  The WinCC OA Translator functionality supports you in creating and maintaining multilingual projects. It offers a convenient interface for translation of reusable terms.
- Layout management
  Layouts change the size and position of objects according to parameters previously defined in the GEDI.
- Generic Dialog Framework
  The Generic Dialog Framework is an easy way to generate your own dialogs by adjusting a set of prefabricated panels.
- Simple Configuration
  Simple configuration windows and panels support you in combining events (such as a mouse click) with different actions such as setting data point values, showing panels or changing attributes.
Data Management
Classify, structure and archive your data.
Business Logic / Control
Endless possibilities in data processing for your projects.
Data Visualization
User interfaces, Trends and Reports for every purpose and device.
Southbound Interfaces
The process connection to the actual machines/sensors.
Northbound Interfaces
Your portal to the cloud or supervising systems.
Web Connectivity / Network Interfaces
Data exchange, APIs and web technologies
User Management
All about authorization, authentication and login-customization.
Availability
How to get your system uptime to the maximum.
Reporting
Create state of the art project reports without limits.
Addons
Useful tools and enhancements for special demands.
Reference Tables
Detailed and extensive content for special project adaptation.
Videos & Tutorials
Explore the capabilities of WinCC OA with our carefully selected collection of video tutorials and guides.
WinCC OA Documentation
Basic information about terms and functions within the documentation.
Disclaimer
A brief clarification of liability exclusions or legal notices.

Modbus/TCP Server Configuration

Open the configuration panel via the MODBUS server button in the system management panel:

Figure 1. System management - Drivers tab

Figure 2. Configuration panel of the Modbus/TCP server

Modbus Server

This combo box contains all available Modbus server data points.

Delete

Deletes the currently selected Modbus server.

Create

Click on this button to create a new Modbus server data point of internal data point type _ModServer. You only have to define the server number, the name is automatically set to "ModServer<number>". The number corresponds to the manager number.

Connections

The table on the left side contains all available connections. The table on the right side shows which connections are assigned to the selected server as well as the connection state. Only clients with one of the defined IP addresses or host names can connect to the server.

To enable a connection you have assign it to the server via the arrow button and activate it via the Connection configuration.

Connection configuration

This button opens the following panel to create and configure connections.

Connection

This combobox contains all already created connections.

Create

Allows to create a new connection.

Remove

Allows to delete the selected connection

Description

Description text for the connection.

Common Settings

Host: Define the host name or the IP address of the client which shall be allowed to establish connection to the server.
active: Enable/disable the selected connection.

IPv6 address, e.g.: “2001:0db8:85a3:08d3:1319:8a2e:0370:7344“
IPv4 address, e.g.: "::ffff:192.168.1.222“
IPv4 address, e.g.: “192.168.1.222“

Following address formats are allowed for defining an IP address:

A reliable name resolution is mandatory if you want to use host names. If "*" is specified as host name, all connecting clients are accepted.

Status

Connection host1: Shows the current state of the host connection.
Connection host2: Shows the current state of the redundant host connection.