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Multi-Protocol Network Transmitter (BACnet® MSTP • Modbus RS485 • BACnet® IP • LonWorks® FT) For CO, NO2 and Temperature Measurement


Key Features

  • Utilizes the small, distinctive AirTest TR2000 enclosure that is the size of a single gang electrical box.
  • Multi-Parameter building control output functionality provides BACnet, Modbus and Lonworks FT.
  • TR2000-DIGI can power and connect to a standard Analog TR3210-NO2 and deliver the digital signal of choice to the control system.
  • CO sensing element is certified to UL2075.
  • Selectable baud rate adjustment.
  • Calibration pots for zero and span calibration.
  • Replacement factory-calibrated assembly available.
  • Enclosure, appearance and calibration identical to the TR2000 transmitter.


  • Indoor automobile parking, service garages, arenas, fire stations, loading docks, warehouses, boiler rooms, secret underground bases.
  • Designed to integrate with control systems utilizing BACnet MSTP, BACnet IP/FT, Modbus RS485, LonWorks FT, utilizing the Adesto 6050 Smart Transceiver microprocessor.
  • Suitable for measuring carbon monoxide and temperature. Optionally, Airtest’s TR3210-NO2 with an analog output can provide a network signal and draw power from the TR2000-DIGI.

Model TR2000-DIGI Multi-Parameter Network Transmitter

  • Operating Temp Range: -4 to 122 F
    (-20 to 50 C), (± 2.6ºF / ± 2 ºC)
  • Output: BACnet MSTP, BACnet IP/FT, Modbus RS485, LonWorks FT
  • Power: 24VAC ± 20%, Full Wave Rectified
  • Measurement: carbon monixide (0-200 ppm), enclosure temperature
    (-4 to 122 F / -20 to 50 C)
  • Drift: 5% of measured Value per year


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