OPC Web Trend.NET
The OPC Web Alarm.NET product provides the features of viewing real-time data in a web application and together with OPC Database.NET provides historical replay to the OPCWebTrend component. This product includes the windows services to communicate with OPC Servers and process the trend data for unlimited local and remote web applications.
All components are native ASP.NET components providing real-time update and data control using AJAX technology for real-time update without the need to refresh an entire page.
Develop ASP.NET applications for HMI systems for unlimited browser interface. Simply define the properties you desire to control from real-time data from any licensed local or remote OPC Systems Service.
For step by step instructions review the following sections in the Quick Start Example topic.
Refer to Tag Configuration to enable the Trend Point property of each Tag Parameter.
Web Trending for how to add a trend window to a Web application.
Videos:
Quick presentation on adding a trend window in Web application.
http://www.opcsystems.com/opc_web_trend_netfast_video.htm
Detailed step by step instructions for adding trending to a web application.
http://www.opcsystems.com/opc_web_trend_net_video.htm
OPC Web Trend Control
View the following section for description of the OPC Web Trend .NET control.
Add OPC Web Trend Component to Visual
Studio.NET
Special consideration for all
WebForms using OPC Web Trend.NET for real-time update.