HomeAllen AveryControlEffective Decision Support in Near-Real TimePlant data historians are moving beyond their traditional role as tools to collect and archive data to better understand past plant performance, to becoming powerful tools that can be used to help improve real-time operations.ControlIntelligent Positioners Offer a Window into Valve and Process HealthIncreasing demand for fieldbus-based control systems is motivating manufacturers to upgrade to digital valve positioners.