How Often Do You Feed Your Puffer? in the Puffers forums, part of the Freshwater Fish Forums category.
For other uses, see API (disambiguation). In computer programming, an Application Programming Interface (API) is a set of subroutine definitions, protocols, and tools for building application software. In general terms, it is a set of clearly defined methods of communication between various software components.
The PI System is a suite of software products that are used for data collection, historicizing, finding, analyzing, delivering, and visualizing. It is marketed as an enterprise infrastructure for management of real-time data and events. The term PI System is often used to refer to the PI Server but the two are not the same. The PI System refers to all OSIsoft software products whereas the PI Server is the core product of the PI System. Data can be automatically collected from many sources (control systems, lab equipment, calculations, manual entry or custom software).