Web Trend

View real time and historical Trend data within your web applications on any device and any browser. By utilizing standard, platform-agnostic technologies such as HTML5, CSS, and Javascript, web developers can create useful graphical representations of their data for operator dashboards, reporting, and analysis.

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Add Real Time and Historical Trends to Your Web Apps

OAS Web Trend integrates with existing web applications as well as new applications built on any number of front-end frameworks. Whether you work in vanilla HTML and Javascript, or utilize a front end web development platform. Web Trend displays real time and historical trend data in an interactive or animated graphical format on any device with a web browser.

Key Features & Benefits

Browser Compatibility

Works with all modern browsers on any device, PC, Mac, Android, iOS, mobile, tablets, MS Edge, Chrome, Safari, and more. Web HMI is built on universally implemented browser standards such as HTML, Javascript, and CSS. No additional installation or plugins required.

Use with Existing Frameworks

Because Web Trend uses standard HTML and Javascript, you can integrate it within your own custom application, or add behaviors to another framework like ASP.NET, Ruby on Rails, PHP, Angular, React and VueJS.

Security

All client to server communications can be locked down using SSL. Simply enable SSL in the OAS server and data is encrypted over the wire between the browser and OAS.

Direct Data Delivery

All OAS data is directly sent and received between the client and the OAS server, which eliminates the need to implement server-side handling, and removing load from your web application server.

Using Web Trend


Configuration Syntax

Within your web application code, you defined the configuration of the Web Trend data feed, including which OAS Tags to monitor, meta data on each tag, display options, and more. Then you define a function that gets called as data streams down to the client.

At that point you are free to integrate the data feed into your custom code, apply the feed to 3rd party charting libraries like ChartJS, Flot Charts, and others. Or, you can use that trend data to perform client-side calculations of your own. OAS handles all of the data collection, communications and delivery, while leaving you free to decide how that data is displayed.

Web Trend Configuration Syntax

Looking for a No-Code Solution?

The OAS Open UIEngine is perfect for rapid development when you want to build simple or complex applications but do not have the resources for custom web development. UIEngine is a complete web-based application development tool and no code solution for HMI / SCADA using an intuitive drag and drop interface. UIEngine also has a robust Trend Component that allows you to display real time and historical Trends with zero code.

Learn more about OAS Open UIEngine

UIEngine Trend Component

Common Questions

What skills are necessary to use Web Trend?

Web Trend is based on web development standards like HTML and Javascript. It can be integrated into virtually any web application front-end platform by developers able to craft basic web pages.

Can the Web Trend chart appearance be customized?

Yes, because the core of Web Trend is an HTTP data feed exposed by Javascript, you can use most charting libraries for displaying data in any format you prefer. 

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The OAS Platform supports multiple operating systems and deployment options including Windows, Linux, Docker Containers, and can even run on low footprint devices such as a Raspberry PI 4.

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OAS is an edge solution that offers flexible networking options for standalone installations, multi-tenant data aggregation, and even secure unidirectional data transport.

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Utilize our .NET SDK or REST API for flexible and automated setup, ensuring full integration with your asset management software. You can also import and export CSV files, which helps you work with Excel and third-party applications.

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Merge data from various controllers and additional data sources while performing real-time computations and logic processing, all without the need for coding. Monitor the duration of activities for specific points and the frequency of their transitions over a defined period. Aggregate analog values both daily and over the entire timeline.

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We make getting started with OAS easy - Browse our extensive Knowledge Base of articles on Getting Started as well as How To content that takes you step-by-step through building a solution, and finally learn more about specific features and configurations.

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