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Given this online historical source of process data, users would like to be able to utilise not only point-related near real-time data but also interact with the modelled view of their infrastructure in PTC ThingWorx.

What is

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the PI Data Archive?

OSISoft The PI or the PI Data Archive is a component of the PI Server that provides efficient storage of time series data into proprietary archive files, enabling high performance data retrieval by client software. Since this is the foundation for the PI System, all customers will have and use this component.

What is

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PI AF?

PI Asset Framework (PI AF) is a single repository for asset-centric models, hierarchies, objects, and equipment (hereafter referred to as elements). It integrates, contextualizes, refines, references, and further analyses data from multiple sources including one or more PI Data Archives and non-PI sources such as external relational databases. Together these metadata and time series data provide a detailed description of equipment or assets.

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