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Using PI SDK in C
Hi everyone, I'm new here so please be a little patient I am PI datalink in excel with VBA for sometime but now i need to start using it in C or C++ language. I compiled the apisnap example, it...
View ArticlePI OLEDB and ConCat
I need to create a dynamic Curve expression in PI OLEDB. I've been able to get the normal expression working using b6.expr = 'Curve(15,(0,0)(20,5))' which give me a value of 3,75. This is just a simply...
View ArticleIncompatibility between PI Datalink and SAP Bex Analyzer add-in on Excel
Hi, Does anyone know if there any incompatibility between PI Datalink and SAP Bex Analyzer add-in on Excel. When I use an worksheet using BEx Analyzer, some Datalink functions don´t works, showing...
View ArticlePI data into Meridium APM
I have a couple Meridium APM servers running and we have purchased the PDI connector which allows us to bring in and monitor PI tags for production and equipment reliablity. However, when installing...
View ArticlePI SDK filtered summaries total
Hello, I am trying to get the amount of time a digital tag had the state "ON" in the last 24 hrs using the SDK, I am trying this but its saying "System.ArgumentException: Cannot do summary...
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Question about consuming PI processbook using VBA
Hi guys, I wonder is there have any way we can open an element of interest in PI processbook using VBA? So far, what I get is but what I really want is we can open the layer for the element...
View ArticlePI Excel Datalink Addin
Hello! A quick question. All the equipment at my workplace is tied into a tag in our historian. The are tracked constantly by "Active" or "Inactive" status. I there a way using the excel pi...
View ArticlePI Datalink - calculated total query
Hi. I have what is probably a really obvious question but anyway. In Datalink I am doing a total calc for a tag over a time period, my question is what calculation is the total actually performing...
View ArticlePI Sample Rate from DeltaV
Hello all, We are using a PI Server as a replacement for our DeltaV Continous Historian. I am DCS Engineer and not PI guru., I am reading here on page 13...
View ArticlePI Notifications - Tag takes "Starting" and "Good" with the...
Hello I´m working with PI Notifications and I have a question. There is a tag (device_status) that is monitoring an interface. This Tag can take the following values: • Good. • 1 | Starting • 2...
View ArticleDataLink Sampled Data in VBA
Hi, I am trying to use the PI Excel Addin functions in VBA. This function gives me a value, but not the right one(41836.51). The PISampData should be returning a timestamp and either open/close for...
View ArticlePI Notifications Issue
We recently experienced a power outage at our plant that appears to have had an effect on our PI Notifications database. Prior to the outage the system was functioning normally without issues....
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ADO.Net Sample code available?
Hi There - We are having trouble making an OLEDB driver connection work for a SQL Server linked server. To obtain more debug info, we are creating and ADO.Net sample application from which we can send...
View ArticlePI ProcessBook VBA Code not Running in Order
Hello, I am new to PI and Semi New to VBA, I am posting here but if this is not the correct question area I will try a different route. I have been working on a set of displays for the past couple of...
View ArticlePI Analytics Service
Hi, I am new to PI Analytics.In PSE I have Configured the Analytics but Analytics status shows "Could not connect to the PI Analytics Service " If anyone know the Cause of this Problem,help me to...
View ArticleSetting Flag in Different Process Display
Dear Sir / Madam, I have created two different process display for two different process. I want to set a flag in a process display if there is abnormal conditions or alarms in other process display....
View ArticlePirecalc - Am I doing something wrong??
Hi I am trying to perform a recalc on a newly created PE tag. I have backfilled my data (and seen that it is in the archive) However when I run a recalc it deletes my data from the archive The...
View ArticlePython & PI Code
I am absolutely shocked that PI doesn't have a python library or R library for data analysis, but that is another discussion altogether. I figured that since it took me a while to figure out how to...
View ArticleHow to have code search a tag list and generate a table with Pi Point tag...
This statement searches the designated server for tags with "_flt_" in its name. I would like for the code to grab info from the server based off a list of tags, that I will provide in the code. I...
View ArticleSearch for Alarm History based off Date entered by User, VBA Code-Processbook
I would like to code for a search bar, where the user can input some date and a list is generated in table format, listing all the alarms active for that timerange or date... I have no clue as to where...
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