Intrinsically safe Humidity and Temperature Transmitter HMT368

Humidity and Temperature Transmitter HMT368  is suitable for measuring moisture in oil in e.g. central lubrication systems, hydraulic systems and power transformers, and it is designed specifically for hazardous and explosive environments. The entire transmitter can be placed into zone 0. The HMT368 probe enables flexible installation in pressurized pipelines.  In addition, there is another version for measuring JET A-1 fuel moisture. The HMT368 is part of the HMT360 series.

  • HMT368F for moisture in oil
  • HMT368H for JET A-1 fuel

Features:

  • Complies with classifications from VTT (ATEX​, Europe), FM (USA), CSA (Canada), TIIS (Japan), PCEC (China), VTT (IECEx)​, and TR CU (EAC: Russia, Kazakhstan and Belarus)
  • Interchangeable probe allows for easy maintenance & calibration
  • Measures humidity and temperature, outputs also dew point, mixing ratio, absolute humidity and wet bulb temperature
  • Safe operation with the entire transmitter in hazardous areas: Div I and II (USA, Canada), Categories 1G/Zone 0 
  • Vaisala HUMICAP® Sensor features high accuracy, excellent long-term stability, and negligible hysteresis
  • NIST traceable (certificate included)
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Key Benefits

Intrinsically safe
The whole transmitter can be installed into the explosive area up to zone 0.
Convenient
The interchangeable probe module enables a simple switch of a calibrated probe in the field.
Trouble-free
The rugged design and trouble-free operation ensure a long product life-time.