Software Toolbox Technical Blog

Need to Export LGH File Data from a Remote InTouch System?

5 min read

By Marc Holbach on Sep 10, 2020 2:00:00 PM


Many of the great questions in life begin with the word ‘where’. Where do we come from? Where are we going? Where should I install my LGH File Inspector?

While I cannot provide a whole lot of input on the first two questions, I do have some suggestions on where to install your LGH File Inspector.

In this Tech Support Corner blog post, we will explore some common factors that we have seen impact, or drive, the ideal placement of an LGH File Inspector installation – a question that we get quite commonly from users like you.

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Demystifying Modbus Register Addressing with TOP Server for AVEVA

7 min read

By Kevin Rutherford on Oct 11, 2018 2:00:00 PM


I'm sure you've all at least had some interaction with Modbus, working in the automation industry.  It's one of the most widely used protocols (if not the most widely used) in the world.  Which is both its blessing and its curse, to some extent.

Given how long Modbus has been around and in use as an "open" protocol (starting in 1979), there have been many different interpretations of Modbus throughout the years.  And with those different Modbus interpretations, much confusion about the different terminology for accessing data.

In this blog post, I will step through the basics of Modbus addressing including how offsets come into play, and how they affect what addresses to use in TOP Server for AVEVA applications.

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