humimeter MS4 - road salt moisture meter

Road salt moisture measured straight in the pile

Road salt is bought and settled by weight, and every per cent of water is weight that is paid for but does not de-ice. Damp salt also doses worse and cakes in the store. The humimeter MS4 checks the water content in seconds: it is placed against the surface of the salt, with no sample taken, no weighing and no drying.

What you can measure

Your benefits

  • measurement in seconds, with no sample taken and no preparation
  • resolution 0.01 % - over a range of 0 to 3 % that accuracy is what counts
  • automatic averaging of readings from several points of the pile
  • housing rated IP 54, built for work in a salt store
  • lithium-ion battery for 60 to 100 hours of work, charged over USB
  • USB module with LogMemorizer basic software included
  • logger for 10 000 readings with the measuring point description and supplier details
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How a measurement is taken

  1. Select the curve matching the grain size of the salt - fine or coarse.
  2. Place the measuring surface against the salt and press with a force of about 4 kg. The pressure has to be noticeable and repeatable, because the result depends on it.
  3. The layer of salt under the instrument has to be at least 50 mm - the device measures to a depth of 30 mm.
  4. Read the water content and the temperature, and repeat at several points of the pile. The instrument works out the average of the stored readings itself.

Checking the readings

The manufacturer recommends checking the calibration every four weeks with the PP2 test plate (art. no. 10003), which is included in the delivery. Independently of that it is worth comparing the reading periodically with the oven method.

Technical data

Parameter Value
Article number 13250
Measuring range 0.00 to 3.00 % water content
Resolution 0.01 % water content; 0.5 °C/°F temperature
Measuring depth 30 mm
Minimum material layer 50 mm
Operating temperature 0 to +50 °C
Storage temperature -20 to +60 °C
Temperature compensation automatic
Protection rating IP 54
Display backlit matrix display 128 × 64
Memory hold function, manual logger for 10 000 readings with measuring point reports
Averaging automatic
Power supply lithium-ion battery 1800 mAh, 60 to 100 hours of operation
Charging time up to 6 hours
Current consumption 60 mA with the backlight on
Dimensions 150 × 95 × 28 mm
Weight 230 g with the battery
Menu languages English, German, Italian, French, Spanish, Portuguese, Czech, Russian, Polish, international

Scope of delivery

The USB module with the software is included, so moving readings to a computer costs nothing extra.

Extended accessories

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