With the humimeter FL2, checking loose hay or straw can be carried out effortlessly and in seconds:

Before measuring loose material, the compression plate is mounted. Place the hay probe on the material so that the temperature adapts, pierce the bale of hay or straw with the piercing probe and read the water content and temperature from the LCD after a few seconds. The measured values ​​can be stored on the humimeter FL2 hay moisture meter using the "Hold" function until the next time a button is pressed on the display.

  • Loose measurement of hay and straw possible
  • Measurement within seconds
  • Calibration function for special materials
  • Fixed 0,6 meter stick electrode made of stainless steel
  • Lifetime Support


Hay and straw moisture meter with very stable, fixed 0.6 metre stainless steel inser- tion probe. 

With calibration option for special materials such as cellulose, tobacco, lucerne, etc.


To ensure the quality of hay, straw and other materials, quality control by measuring the water content is essential. With professional moisture measurement, mold or the risk of fire due to spontaneous combustion of the material is avoided.

The humimeter FL2 hay and straw moisture meter impresses with the unique possibility of measuring loose material. Hay and straw are measured easily and directly on site with the humimeter FL2 and the compactor plate.

With the permanently installed 0.6 meter long hay probe, other special materials such as cellulose, tobacco or alfalfa can be measured without any problems. Humimeter FL2 with individual calibration functions for special materials is perfect for producers, dealers and end customers.

Additional functions opposite humimeter FL1 Hay Moisture Meter

  • High measuring range up to 60% water content of the hay probe
  • Automatic averaging
  • Compactor plate for loose material
  • OPTION: USB data interface module
  • Integrated memory
  • Calibration function for special products by Schaller 
  • Wooden box

Test certificate from the Vienna University of Technology:

Our humidity measuring devices humimeter FL1 & FL2 have been tested by the Technical University of Vienna for measuring the material moisture of straw bales for the purpose of quality control.

Scope of delivery

Humimeter FL2, compression plate for loose material, wooden case, rubber protec- tion cover and batteries

Humimeter - Technical data
Measuring range 8 to 60% water content (depending on variety)
Resolution 0,1 %
Calibration accuracy to reference material +/- 0,8%
Temperature compensation Automatically
Temperature measuring range -20 to +120 °C (only measuring tip)
Measurement result Within seconds
Memory function Hold function, datalog for 10.000 logs ​​with measuring point report
Dimensions 740 x 65 x 40 mm
Weight 450 g (including batteries)
Averaging Automatically
Power Supply 4 x 1,5 Volt AA Alkaline batteries
Menu languages English, German, Italian, French, Spanish, Portuguese, Czech, Polish, Russian, International

Humimeter FL2 - Hay and straw moisture meter

  • Brand: Schaller
  • Product Code: 14000 - FL2
  • Availability: 10-15 Days