FA 550 dew point sensor –

in robust die-cast aluminium housing

The FA 550 is ideal for outdoor dew point measurements or rougher industrial environment

Special features

  •  Robust, waterproof die-cast aluminium housing, IP 67
  •  Alarm relay – limit value adjustable via buttons (max 60 VDC, 0.5 A)
  •  4…20 mA analogue output
  •  Optional: 2 pieces 4 … 20 mA analogue output e.g. for dew point and temperature
  •  Extremely stable in the long term
  •  Quick adaption time
  •  Pressure-resistant up to 500 bar (optional)
  •  NEW: Modbus-RTU interface
  •  NEW: Ethernet interface (optional)
  •  NEW: Higher resolution of sensor signal due to the improved evaluation electronics
  •  NEW: Sensor diagnosis on site with a portable device or CS Service Software
  •  Readable via Modbus: pressure dew point [° Ctd.], temperature [° C], rel. humidity [% RH], abs. humidity [g/m³], degree of humidity [g/kg], moisture content V/V [ppmV/V], partial vapour pressure [hPa], atmospheric dew point [° Ctd.atm]


  •  Dew point measurement in the compressed air after adsorption dryers/membrane dryers and refrigeration dryers
  •  Residual moisture measurement / dew point measurement in gases such as: oxygen, nitrogen, argon, hydrogen, natural gas, biogas …