Associated with: Most driver items

This status attribute indicates the ‘quality’ or reliability of an item’s data.

Possible Quality values might include:

Points have several ‘Quality’ attributes, including Current Quality and State Change Quality.

Channels on some advanced drivers have a Scan Quality attribute in addition to a Quality attribute (the latter indicating the quality of the channel itself, as opposed to the scanning undertaken on the channel).


Geo SCADA Expert 2020