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Technical Articles

This page informs you about the latest articles published on the Reliance website.



November 6, 2012Reliance is compatible with Windows 8
The Reliance system has been thoroughly tested on the recently released Microsoft Windows 8. The test results indicate no compatibility issues.


August 28, 2012Lots of improvements in Reliance 4.5
Reliance, version 4.5 and higher, will be compiled using a new version of the Delphi development environment (Delphi IDE). Thanks to this, users can expect increased performance and security and other improvements.


August 28, 2012Reliance 4 Smart Client – visualization on mobile devices (iPhone, iPad, Android)
Reliance 4 Smart Client is a thin client of the Reliance SCADA/HMI system intended for making visualization applications available to the user via Web pages. It is designed for use with touchscreen smartphones and tablets which are very popular among users these days and their popularity is rapidly increasing.


July 1, 2012BACnet Communication Driver
BACnet is a protocol designed for communication with building automation and control systems for heating, ventilation, air-conditioning, lighting, security, etc. It is a globally recognized standard which describes data exchange between objects within a control system's network.


December 15, 2011Reliance Data Servers – Server Usage Statistics
One of Reliance's data servers' (Reliance Server and Reliance Control Server) functions is to perform usage statistics of the built-in Web server. The statistics are displayed as a Web page in the Server Administration section. It is designed to display the amount of requests per second processed by the data server and the connected client count over the past hour, 24 hours, and 4 weeks.


December 15, 2011Reliance Data Servers – Secure Connection Support
Reliance's data servers (Reliance Server and Reliance Control Server) allow you to make a secure connection with a client (SSL encryption - Secure Sockets Layer). So far, the data servers' Web pages could only be run via the HTTP protocol providing security using the basic access authentication. Now, a secure connection can be used for these purposes - the HTTPS protocol.


July 25, 2011WideString and UTF8String Tag Data Types
The Reliance system supports the WideString and UTF8String tag data types. They are string tags which contain characters of the Unicode character set. The only difference between them is how they are stored in memory. WideString is stored in the UCS-2 encoding (each character represented by two bytes), whereas UTF8String in the UTF-8 encoding.


June 1, 2011String Manager – Translating project-defined strings using Google Translate
The String Manager, which is part of the Reliance Design development environment, facilitates the translation of text strings used in a visualization project by using Google's free online translation service, Google Translate.


June 1, 2011Web Client – improved IP camera support
The Web client can now display the current image from an IP camera directly in a visualization window. Previously, it only displayed the IP camera symbol that functioned as a link to the camera's Web server.


June 1, 2011Web Client – Data Tree component
Now, Reliance 4 Web Client also supports the Data Tree component. This component displays data in a tree-like structure previously configured through Reliance Design.


June 1, 2011Controlling serial link parameters via NVT
NVT (Network Virtual Terminal) is defined as a part of the Telnet protocol. It contains a set of commands that can also be used to transmit commands and settings to a remote device. From the Telnet protocol functions defined in the RFC 2217 standard, Reliance 4 only uses the functions related to setting the serial interface parameters.


June 1, 2011M-Bus communication driver
M-Bus Communication Driver is now part of the Reliance 4 native communication driver list. This driver is designed for devices that communicate via the M-Bus (Meter Bus) protocol.


June 1, 2011Text replacement of object properties
In the development environment, this feature enables you to modify the properties of objects (e.g. windows, components, etc.) via text replacement.


June 1, 2011License service
In Reliance 4, you can now verify the validity of licenses via a so called License Service. This service provides access to license keys (both hardware and software keys) that are installed on the computer.


June 1, 2011Intelligent features for working with the source code of scripts
In the script editor, there are commands designed to facilitate editing source code. The commands operate on the selected block of source code and enable the users to easily insert the name of a project-defined object (e.g. device and tag), filename, color in VBScript format, etc.


June 1, 2011Reliance OPC Server
Reliance OPC Server is one of Reliance 4's modules. It allows for accessing visualization project tags through a standard OPC interface. As a result, it is possible to transfer data from a running Reliance 4 project to information systems used by the customer.


June 1, 2011Generic Driver
Generic Driver is a communication driver available with Reliance 4. It is designed for the data exchange (through a serial port or the Ethernet) between Reliance and devices for which a native driver or OPC/DDE server is not available.
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