7.5. SPC Defect Category: Collection Properties

The Collection tab in the Defect Properties dialog box provides details about the collection source that was selected in the Defect Folder Properties dialog box.

The three collection methods are:

  • Point (Live data)
  • Logged
  • None

Point

Specifications for point value collection are as follows.

1 Point ID
2 Start element
3 End element
4 EU conversion
1 Point ID

Identifies the point data source ??from which the SPC Data Collector retrieves defect property values.

Point type Analog (with enough array elements to include the defect properties in the group).
guide: Guideline: Defect groups generally include more than one property. Each property is an element in the array point.
2 Start element

(If the Point ID is an array point) Identifies the element number in point array to start collection.

Default 0
3 End element

(If the Point ID is an array point) Identifies the element number in point array to end collection.

Default 0
4 EU conversion

Selects between EU and raw values for the point measurement unit..

Check or clear, as follows.

Check/Clear The SPC Data Collector will use:
Check EU value(s) for the point.
Clear Raw value(s) for the point

Logged

Retrieves data from an ODBC database table. Define the ODBC data source, table and column names.

Specifications for logged value collection are as follows.

1 ODBC data source
2 Database user
3 Password
4 Table ID/Column ID
1 ODBC data source

Selects the database from which SPC will retrieve data.

2 Database user

Identifies the valid user name when logging into the ODBC data source.

3 Password

Identifies the required user password for logging into the ODBC data source.

4 Table ID/Column ID

Selects the database table and column from which logged data will be retrieved.

Click the Browse button to the right of the Table ID or Column ID fields.

The table and column that are selected in the Select a Table/Column browser will be entered in the Table ID/Column ID fields.

None

If None is checked for the collection method in the Defect Folder Properties dialog box, the Collection tab in the Defect Properties dialog box is blank.