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OSIsoft: Retrieve compressed data for a tag, Part 2. v4.0

OSIsoft: Retrieve compressed data for a tag, Part 2. v4.0

This field right here called “Boundary Type” controls what we do for the “Values” surrounding the start time and the end time. As you can see, it defaults to “Inside.” Now what this means is that the “Value” we first… Continue Reading

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OSIsoft: Retrieve compressed data for a tag, start time – number. v3.1

OSIsoft: Retrieve compressed data for a tag, start time – number. v3.1

In the Compress Data Functions we have Compress Data (Start Time-Number) and Compress Data (Start Time-End Time). The data retrieved by these two functions is the same data. The only difference is the framing. In both instances, you specify a… Continue Reading

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OSIsoft: Retrieve timed data for a tag. v4.0

OSIsoft: Retrieve timed data for a tag. v4.0

Sometimes you’re going to need to retrieve data that’s timed to match a certain array of timestamps. For example, this tag right here, CDT158, that’s a live process variable. That’s something that’s — maybe it’s a temperature transmitter or something… Continue Reading

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OSIsoft: Retrieve compressed data for a tag, start time – end time. v3.1

OSIsoft: Retrieve compressed data for a tag, start time – end time. v3.1

In the Compress Data (start time end time) function, we specify data to retrieve from the archive using a start time and end time. So, I will use my cell references for my tag name and my start time and… Continue Reading

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TRY NOT TO FORGET MEMORY GAME! (New Show | TMI)

TRY NOT TO FORGET MEMORY GAME! (New Show | TMI)

– (FBE) Today, you’ll be playing a new game called “TMI,” A.K.A. “Too Much Information.” – (laughing) Okay. – Oh gosh. I’m scared. Normally, when you say “TMI,” it’s not a good thing. – (FBE) We’re going to show you… Continue Reading

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OSIsoft: Retrieve sampled data for a tag. v4.0

OSIsoft: Retrieve sampled data for a tag. v4.0

Now let’s compare the compressed data we just looked at to sample data. Sample data is coming from the same tags. It’s just we’re slicing through the data at evenly spaced samples, determined by a “Time” interval. So, let me… Continue Reading