Sartorius Moisture LMA200PM: Fast analysis of high moisture


The new Sartorius Moisture LMA200PM provides accurate results for 40-120 seconds on the moisture content of a substance.

 It works on the weighing-drying method and used for sample heating microwave radiation, which has proved particularly sample material with a high water content as the fastest and most effective drying method. At the same time provides the moisture LMA200PM an integrated system with an analytical balance of 0.1 mg Wägewertauflösung for the required precision in the collection of wet and dry weight of the sample, which are used for later calculation of the moisture.


Focus on short measuring

To achieve very short measurement times, you need to be measured well in very little time to absorb as much microwave radiation and convert it into heat energy.

 To this effect, the microwave no power when humidity LMA200PM on two fields at the bottom of a cylindrical shaped chamber, just below the sample. The microwave radiation in the range 2.45 GHz is optimally focused on the sample, while a rotating sample holder supports the homogeneous distribution of the radiation in the sample. "Hot spots" or "cold spots", as known from conventional microwave ovens, no longer occur.
At the same time the steam produced during LMA200PM is led away quickly from the sample. In addition, the sample is poured on a glass fiber, which allows the evaporation of water not only to the top of the sample surface, but also on its underside. A ventilation system sucks the water from the sample chamber, thus preventing condensation effects.


Practical work

A touch screen color display with an easy to ensure the moisture LMA200PM for good readability and ease of operation. 

In routine operation, only one button to perform a measurement is required, all other steps are automatic, while the user is led through an information line on instructions. The measurement result is as long frozen in the display until the user is to start a new measurement by pressing a key again releases.


Coordinated Portfolio

With the combination of high-resolution weighing technology and faster sample drying Sartorius closes the gap in its product range and expanded it with a very rapid at-line instrument for monitoring production. Together with the also recently introduced microwave resonance technology, an instant, indirect methods of measurement of the at-/ and online operations, its known Moisture Analyzer series with infrared dryers and a Coulometer for the selective detection of water up to a few ppm Sartorius now covers all typical use cases of the incoming inspection, production monitoring to QA laboratory and the research and development from - even moisture from a single source.

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