This is to read and process bypass events and store in a table. For Bypass to start , an event of "Condition " Column value "offNormal", Action column blank, with Block "COOS", Event Category "Process EVent" Happens For Bypass to End , an event of "Condition " Column value "offNormal", Action column "OK", with Block "COOS", Event Category "Process EVent" Happens Action OK mean Alarm returned to Normal For above, the value columns stays 1. Value clumn is value of the event. check Experion help for Events Summary, Columns help The block could be COOS or CTST, or CBYP, or CBLL or CBHH When the abve happens, the following also happens with Event Category "SOE" Sequence of Events For Bypass to start , an event of "Condition " Column value "ChangeOFSTATEl", Action column blank, with Block "COOS", Event Category "SOE" value =1 Happens For Bypass to End , an event of "Condition " Column value "ChangeOFSTATEl", Action column blank, with Block "COOS", Event Category "SOE" value =0 Happens