Modifying a control limit

  1. Select Configuration > SPC > Control Limits. The Control Limits screen is displayed.
  2. Select a plant and click Apply. A list of records is displayed.
  3. Select a record and click Edit. The Edit window is displayed.
  4. Specify this information:
    UCL
    The upper control limit for XBar.
    CL
    The mid-value for XBar. If this field is not specified, the value defaults to the midpoint between UCL and LCL.
    LCL
    The lower control limit for XBar.
    UCL
    The upper control limit for R.
    CL
    The mid-value for R. If this field is not specified, the value defaults to the midpoint between UCL and LCL.
    LCL
    The lower control limit for R.
  5. Click OK.