Archive for category Level

LR560 ignores dust, reports true level

In a coal-fired power plant, the coal is transported from the yard to the silos on a conveyor system.

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The process of dumping coal from the conveyed buckets into the silo creates a lot of dust.

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Viewing data logs in Excel format (Siemens LUT 400 Ultrasonic Level Controller)

Written by: Dan Weise

Siemens’ LUT 400 saves data values and alarm events in text-formatted log files. This note covers how to get the files out of the LUT400 to view them in spreadsheet format using Siemens Log Importer macro for Excel.
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The text files are extracted from the LUT400 over a USB cable (mini B type connector).  When the USB cable is connected to your PC, the LUT400 appears as a removable drive (circled in red, below)

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Free Download: Siemens e-book Going the Distance – Solid Level Measurement with Radar

Written by: Dan Weise

A couple years ago, Siemens published a great handbook on using radar to measure solids levels, but the $60 price tag limited its readership.

You can now download the book for free as an electronic epub file formatted for electronic readers, which in my case, is the Firefox browser on my laptop.  It could be any browser (Internet Explorer or Chrome), or presumably any electronic book reader.

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Air Bubbler Systems: Old Faithful Liquid Level Measurement

In an ideal world there would be a perfect liquid level measurement system that would work for every liquid and every application.  Unfortunately, that product does not yet exist, leaving operators and technicians to go through the trial and error process of finding the level instrumentation that will work for them.

So in this high-tech world, is there still a need for the old faithful pneumatic systems like air bubblers?  The answer is YES!  Why? Because air bubbler systems work when other systems fail.

Air bubbler systems will work with the more difficult of liquids such as…

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