Vision Library+ / Charts & analysis
Charts & analysis
Use chart and analysis symbols to compare trends, distributions, repeated periods, asset performance, and process relationships without leaving PI Vision.
Overview
Use chart and analysis symbols to compare trends, distributions, repeated periods, asset performance, and process relationships without leaving PI Vision.
Choose by use case
| What you need | Recommended symbol |
|---|---|
| Combine trends, bars, areas, scatter plots, and limits | Combo Chart+ |
| Compare assets or operating areas | Asset Comparison Bar Chart+ |
| Summarize Event Frame performance | Event Analytics KPI+ |
| Review variation and outliers | Box Plot+ |
| Reveal patterns across time or categories | Heatmap+ |
| Understand frequency and distribution | Histogram+ |
| Show contribution and mix | Pie Chart+ |
| Explain cumulative positive and negative changes | Waterfall Chart+ |
| Visualize flows and loss pathways | Sankey+ |
| Compare several variables on one profile | Radar Chart+ |
| Explore hierarchical asset performance | Asset Treemap+ |
| Review process or scanner profiles | ProfileView+ |
| Support dissolved-gas analysis | Duval Triangle+ |
| Explore frequency components | FFT+ |
| Compare the same signal across operating periods | Period Comparison Chart+ |
Selection guidance
- Start with the operational question, then choose the simplest chart that answers it.
- Use compatible units on a shared scale and separate scales when values are not directly comparable.
- Limit traces, categories, and retrieval resolution to what remains readable on the target display.
