Quality Analytics Server™

Variable Control Charts

  • X-bar (Mean)
  • Range
  • X-bar and Range
  • Standard Deviation
  • X-bar and Standard Deviation
  • Individual Measurements
  • Individual and Range
  • Moving Average
  • Moving Range
  • Median
  • Median/Individual
  • Cumulative Sum (CUSUM)
  • Exponentially Weighted Moving Average (EWMA)

Attribute Control Charts

  • Percent Defective (p)
  • Number Defective (np)
  • Defects (c)
  • Defects per Unit (u)

Chart Customization

  • Calculate control limits automatically or enter them manually
  • Automatically adjust control limits for changing subgroup size
  • Create subgroups with up to 99 measurements
  • Select from among five ways to handle missing data
  • Derive control limits by any of three methods, including exact probability limits
  • Choose up to three user-defined, independently calculated sets of control limits
  • Select from four methods of calculating sigma
  • Define up to 23 custom pattern rules; Western Electric rules are the default
  • Shift control limits to show up to 99 process shifts per chart
  • Background colors can be defined for up to three chart zones to create "Rainbow Charts."

Process Capability Analysis

  • Distribution types:
    • Normal
    • Skewness and Kurtosis Adjusted (Johnson)
    • Two Parameter Log Normal
    • Three Parameter Log Normal
    • Truncated Normal
    • Folded Normal
    • Weibull
    • Rayleigh
  • Capability indices can be adjusted for non-normal distributions
  • Bilateral and Unilateral specifications supported
  • Select the indices and statistics to report
  • Confidence bounds provided for capability indices
  • Set histogram bars and scale automatically or manually
  • Multiple variable process capability reports
  • Box plots

Pareto Analysis

  • Show up to 500 defect categories
  • Diagram can be ranked by cost or number of defects
  • Cumulative effects can be graphically displayed

Capability Indices

  • CAM cp
  • CAM cpk
  • Cm
  • Cmk
  • Cp
  • Cpk
  • CPL
  • Cpm
  • CPU
  • CR%
  • "In the Box"
  • K
  • Pp
  • Ppk
  • Tz
  • Zlsl
  • Zmin
  • Zusl
  • Includes Automotive Industry Action Group (AIAG) indices

Exception Reporting

  • Design any number of exception reports for each Data Set and provide a wide range of reports on SPC, specification, and pattern-rule violations.

Assignable Cause/Corrective Action

  • Predefined Cause and Action text and comments up to 65 characters assigned to any SPC point.
  • Text and Pareto reporting.
  • Corrective Action logging and acknowledgement

Database Connectivity

  • ODBC connection to all major databases
  • Supports user-defined SQL
  • Interface to Wonderware IndustrialSQL Server