What is a Process Historian?

A Process Historian is a software program that deals with time series data. It will record manufacturing floor data over a specific amount of time from different parts of the facility for the user to analyze. Whether one chooses to analyze a valve, tank level, fan temperature, or even a CPU the customer can evaluate their efficiency, profitability, and setbacks of production.

• Analog Readings: temperature, pressure, flowrates, levels, weights
• Digital Readings: valves, limit switches, motors on/off, discreet level sensors
• Product Info: product id, batch id, material id, raw material lot id
• Quality Info: process and product limits, cusum limits
• Alarm Info: out of limits signals, return to normal signals
• Aggregate data: average, standard deviation, cpk, moving average