Software Toolbox Technical Blog

LGH File Inspector for AVEVA InTouch (formerly Wonderware) enables easy, scalable, fast access to local daily historical data files (*.lgh files) logged by AVEVA InTouch applications without the limitations imposed by other solutions. There are many advanced features in the product and options for automating queries to run without user interaction to generate reports, exports, and more.  

As a continuation of our Tech Support Corner blog series, this post will look at how to set up a query in LGH File Inspector, how to export LGH data, and some of the configurable options available in LGH File Inspector. 

The LGH File Inspector software solution enables rapid query and export of Wonderware InTouch LGH files to Excel & CSV for analysis and reporting. Following on the recent LGH File Inspector v3 release a few months ago, the LGH File Inspector has been updated again to Version 3.5.

This release is all about “Faster Time to ROI” with much faster queries, ways to add calculated value to the data, and more options for how to view & export data, and access recently run projects. Find out how these updates can benefit you with this technically deep blog post.

A key feature of any HMI package is the ability to not only show the current state of your control system, but to then store that information for historic purposes. But being able to easily access that historical data is key for making important decisions.

LGH File Inspector enables scalable, fast access to local daily historical data files (*.lgh files) logged by AVEVA InTouch™ HMI and SCADA applications without the limitations imposed by other solutions.

In this blog post, we'll cover how to seamlessly integrate LGH File Inspector with InTouch using InTouch scripting using two different methods.

The LGH File Inspector software solution enables rapid query and export of Wonderware InTouch LGH files to Excel & CSV for analysis and reporting. With Version 3.0, the licensing architecture has been redesigned for greater flexibility and ease-of-use.

In this blog post, we'll explain in more detail how the new licensing model benefits new and existing users.

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.

If you're interested in LGH history data and are reading this, you likely have your own use case for working with InTouch LGH history files.  Given that LGH files are a classic method for InTouch users to log historical process data, the use cases for LGH history data are similar to any other use cases for historical data.  Trending and predictive analytics can be key methods that utilize historical data for identifying process issues and resolving them in an efficient and cost-effective manner.

This blog post covers a specific use case involving an engineering research student working on a condition and performance monitoring system for subsea hydraulic systems targeted at identifying the health of the system and supporting predictive maintenance.

The LGH File Inspector software solution enables rapid query and export of Wonderware InTouch LGH files to Excel & CSV for analysis and reporting. With Version 2.0, user feedback on how they use the tool has been incorporated to add functionality in three major areas: Flexibility, User Experience, and Global User Support.

In this blog post, we review what’s new and why you want to upgrade to Version 2.0, and how you can upgrade.