Product Description

The new HygroFlex5-EX series is the latest development in two-channel transmitters for the exact measurement of humidity and temperature in explosive atmospheres. This device conforms to the latest international standards.

The HF5-EX series consists of a robust aluminium transmitter with or without display. The attached probes are cast into a stainless-steel tube, and are certified for operation in Zone 0/20. The transmitter itself is certified for Zone 1/21.


  • Measurement of relative humidity and temperature, optional output of dew point and
    other calculated parameters
  • Safe operation in areas with explosion risk
  • Intrinsically safe electrical probe
  • Interchangeable stainless-steel probes
  • Robust aluminum housing