Once Groups are established, individual Users can be created. Users can have individual login

 

 

names and passwords.

 

 

 

Passwords consist of 3-20 alphanumeric characters. Both login names and passwords are

 

 

case-insensitive.

 

 

 

 

 

 

NOTE: There are three predefined Groups that cannot be modified. Beneath those Groups are

 

 

two Users that are fixed and cannot be modified. The passwords for all can be changed. The

 

4

 

predefined groups and users are:

 

 

 

 

 

Group: Administrator

User: Administrator

 

 

 

Group: Operator

User: <not defined>

 

 

Group: Guest

User: Guest

 

 

 

 

Figure 4-3 User Administration screen in the HMI

To set permissions for a user Group

1.On the Main Menu, click the User Administration button. Only Administrators can access User Administration. For all others, the button will not appear on the Main Menu.

2.Click the desired user group to edit or click the Add Group button to define a new type of user.

3.Change the permissions by selecting the appropriate check boxes in the permission list.

￿User will be granted this permission.

￿User will not have this permission.

4.Change the permissions by selecting the appropriate check boxes in the permission list.

14 Passwords

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GE DEH-230 manual Names and passwords

DEH-230 specifications

The GE DEH-230 is an advanced digital electro-hydraulic control system designed for industrial applications, particularly in power generation and processing sectors. This innovative system is a product of General Electric, a company renowned for its cutting-edge technology and engineering solutions. The DEH-230 is specifically engineered for steam turbines, gas turbines, and hydro turbines, providing exceptional control and reliability.

One of the standout features of the DEH-230 is its modular architecture. This design allows for flexibility and scalability, making it suitable for a wide range of applications. The system can be easily integrated into existing setups, accommodating different sizes and types of turbine controls. This modular approach also simplifies maintenance and upgrades, ensuring that facilities can adapt to changing operational needs.

In terms of technology, the GE DEH-230 employs highly sophisticated algorithms for precise control of turbine operations. The system utilizes advanced signal processing techniques and real-time data analytics to optimize performance. This capability helps in enhancing efficiency and reducing emissions, aligning with the global push for more sustainable energy solutions.

The DEH-230 also features robust communication protocols that facilitate seamless integration with various industrial control systems. This interoperability ensures that operators can achieve optimal control and monitoring of turbine operations within a centralized platform. The system is equipped with graphical user interfaces that enhance the user experience, making it easier for operators to adjust parameters and respond swiftly to operational demands.

Another important characteristic of the DEH-230 is its reliability. Built with high-quality components, the system is designed to withstand harsh operational environments, ensuring minimal downtime and consistent performance. With redundant systems and fail-safe mechanisms in place, it provides an added layer of security, which is critical in power generation applications.

Finally, the GE DEH-230 is backed by GE’s extensive support and service network. This ensures that users have access to expert assistance and resources whenever needed, contributing to the overall value proposition of the system. By combining advanced technology with dependable service, the DEH-230 stands out as a leading solution for modern turbine control needs.