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The Foxboro RTT20 Temperature Transmitters provide highly reliable, stable, and accurate temperature measurements, using either RTD or thermocouple sensors.

This microprocessor-based transmitter is fully user-configurable and is available with a choice of 4-20 mA/HART, Foundation Fieldbus, or Profibus communications.


Key Benefits

  • Microprocessor-based technology for maximum accuracy, reliability, and longevity

  • Input/output isolation 

  • Automatic self-diagnosis and self-calibration

  • Support for two-, three-, or four-wire RTDs and a wide variety of thermocouple types

  • Integral sensors with high quality and durable construction

  • Wide selection of bare sensors and sensor/thermowell packages

  • Basic module mounting to surface or DIN rail

  • Variety of weatherproof and explosionproof housings for remote and element mounting