Criteria tab options

Use the Criteria tab to specify the filtering criteria for the data value(s) to be returned.

To configure value criteria

1. To configure criteria for a discrete tag, select the Value check box and set the criteria to be either a 1 or 0.

2. To configure criteria for an analog tag:

   1. Select the Value check box and set the criteria for the data value. For example, the value must be greater than ( > ) 1500.

   2. (Optional) Select the and check box and set another criteria for the data value. For example, the value must be less than ( < ) 2000.

   3. (Optional) Select the Value not null check box to filter out NULL values from the results.