• PI Datalink not working in office 365 online but working in some office 365 online

    Hi all,      Asking for help why does the DL not working in clients office 365 online but some can work at offce 365 online.   Clients Specs that Datalink not working: 1. Window 7 Professio...
    last modified by RoyRobinJr
  • Fetch frequency of performanceequation in bulk

    Hi,   I have more than 1 lakh calculation and I want to fetch frequency of Expressions only, which may be periodic or event triggered, I want to fetch frequency in bulk. Presently I am using foreach lo...
    created by Lipi
  • Event Frame Template: Need to build String Builder data reference to use the value of an attribute to obtain the value of another attribute

    Hi All! After spending quite a few hours trying to solve what I thought was a relatively simple issue, I realized I need help from more experienced users.@ @ The Need: To obtain the value in Yellow dyna...
    created by fpastrana
  • I am PI system beginner end user.  I observed timestamp mismatch between PI tags (alarm tags - two states 0/1) vs  DCS alarm/events.

    I am PI system beginner end user.  I observed timestamp mismatch between PI tags (alarm tags - two states 0/1) vs  DCS alarm/events.   OPC-DA is used to interface PI Data collector and DCS OPC Serv...
    created by FHanif
  • How to find out the subtraction between time stamps when Tag value of a particular tag equals to its previous value

    IF tagval('tagname') =prevval('tagname') then (timestamp(prevval('tagname')) -timestamp(tagval('tagname'))) else 0 ... I want to implement this expression as filter expression in pi data link but every time it is thro...
    created by Sanu
  • Time weighted vs event weighted

    What is the difference between time weighted vs event weighted?pls explain in brief. 
    last modified by Sanu
  • Can sessions be bookmarked?

    Is there any way to "bookmark" sessions as I browse them so I can come back later and watch those that I've bookmarked, or do we need to just create browser bookmarks for those sessions?
    last modified by JoeMarsala
  • pibufss process duplicate

    Good afternoon. What is the solution to the pibufss duplicate process? Why does this message appear? thank you
    last modified by WalterPessoa
  • Count EF by periods

    Hi, I need help, I'm new to PI AF and would like to create a report in PI VISION. I'll explain with an example to make interpretation easier.  I have 3 tanks. I created an element template as a tank.  I adde...
    last modified by Fabi0
  • Fetch recordedvalues within a specified time for a bulk of PIPoints

    I am trying to fetch recordedvalues within a specified time for a bulk of PIPoints and I am using the below ocde:    IEnumerable<AFValues> listResults = pointList.RecordedValues( timeRange, AFBoundary...
    created by Rituparna
  • Buffering Error Reset

    I am new to this but hoping you can help me. I have buffering enabled and after the buffered data was forwarded to the Historian SE, I got the following error:   [-109] Value at This Time Already Exists, Count ...
    last modified by Behzad
  • Communication data filter

    im using PI server to store modbus data the issue is, sometime because of communication issue (noise or whatever) im getting very high/low values which are not matching the actual meters reading and this is affecting ...
    last modified by Waly@osi
  • Backfill

    Hi, I am using PI to  PI interface node to collect the data from 3 historian and back fill the 4th one all the historian is at different location, 4th historian is having the combine licence of all the 3 histori...
    last modified by teechetan
  • How to change Email ID of my account in PI Square Community?

    How to change Email ID of my account in PI Square Community?
    last modified by uniqueshanu
  • PI-AM>object reference not set to an instance of an object

    I tried to force shift the archive and reprocess all the archives but the error still the same can't detect and can't input current data on latest archive
    last modified by kcaldana
  • How to I get access to PI Square links?

    When I am linked to a PI Square thread, I get a "You do not have access to this page" message from OSI. Do I have to link my account to my company?   The link below doesn't allow me to access a thread that seems...
    last modified by Scott80
  • Change SSO mail address

    Hi,   I'd like to change the email address on my SSO login, as I have left the employer that owns the mail address.  My account pre-dates this employer, and the SSO mail address was changed when I joined th...
    last modified by malcolm_b
  • Errors Registering Archives

              I am trying to register some archive files.       piartool -ua "path"; I get the bellow error message:       Er...
    last modified by Miebaka_BKO
  • How can one fetch AF element TreeView/List of element in a treeview in MVC

    In AFSDK we have default winform methods (AFTreeView) through which we can fetch the whole AF element hierarchy as in below screenshot. I am unable to find similar method in MVC .Is there any method in MVC hat can be ...
    created by Rituparna
  • How to get last recorded value and of an Attribute

    Hi   I am using PI Web API to get attribute values from PI AF. I want to get the last value by year for an attribute by passing a date like 31-Dec-YYYY 11:59:59 PM. Is there any method that takes in the start ti...
    last modified by Vivek.Batra