Seven basic tools used in Distributed Control System (DCS) for proper operation and root-cause analysis to troubleshoot the problems.
7 basics tools used in Distributed Control System
Cause-and-effect diagram (also called Ishikawa or fishbone chart): Identifies many possible causes for an effect or problem and sorts ideas into useful categories.
Check sheet: A structured, prepared form for collecting and analyzing data; a generic tool that can be adapted for a wide variety of purposes.
Control charts: Graphs used to study how a process changes over time.
Histogram: The most commonly used graph for showing frequency distributions, or how often each different value in a set of data occurs.
Pareto chart: Shows on a bar graph which factors are more significant.
Scatter diagram: Graphs pairs of numerical data, one variable on each axis, to look for a relationship.
Flow chart: A process flow chart is simply a tool that graphically shows the inputs, actions, and outputs of a given system.