Add to 'Value retrieval methods' the function "FILTER EXPRESSION"

Idea created by gorez69 on Sep 13, 2018
    Originally posted on UserVoice

    Add into this calculation "FILTER EXPRESSION' like 'PI DATA LINK' .
    It function will allow to monitor total, average etc. with condition in on line mode for PI VISION.

    And will allow to use range for time period.