Process Hygrometer HYGROPHIL® H 4230

Particularly suitable for cases where the air to be measured contains oil vapours, dust, water soluble gases, solvents, acids and aggressive chemicals.

  • Long-term stable psychrometer
  • Measurement range 0...100°C dewpoint
  • Profibus DP
  • Analogue outputs

System solution including gas withdrawal sensor, heated gas pipeline und measurement device


Food industry  
  • Control of the water vapourisation in the baking industry
  • Hot air chain cookers
  • Monitoring the drying of cereals, coffee, milk powder etc...
Combusters and cogeneration plants  
  • Emission measurement according to 13. and 17. BimSchV
  • Early detection of pipe bursts in boiler systems
  • Fire-power control in waste incinerators
Building material industry  
  • Dryers for sand, loam, kaolin
  • Dryers for plaster boards and wood fiber plates
  • Process control in brick production
Gas analyses technique  
  • Flue gas analyses
  • Exhaust fumes analyses of engines
  • Mobile emission measurements
Ceramics and porcelain manufacturing  
  • Control of burning process
  • Control of the gas according to German TA air
Chemical industry  
  • Measurement of absolute humidity for accurate process management
  • Dryers for detergents
  • Dryers for fertilizers
Environmental measurement techniques  
  • Sludge drying
  • Humidity Measurement in biogas and digester gas
Glass manufacturing  
  • Monitoring the drying process e.g. fire protection glass
  • Humidity control in coating, agglomeration or granulation processes
Metal industry  
  • Control of the sinter process
  • Control of the coke drying