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    Amphenol Ventostat T8041 Talaire CO2 Duct Probe Transmitters

    The Telaire Ventostat T8041/T8042 CO2 Duct Probe Transmitter is suitable for indoor air quality and energy conservation applications, offering accuracy and versatility at an affordable price. This exceptional product line touts an unobtrusive form factor that is easy to install, simple to use, and remains accurate over the expected life of the device using Telaire’s patented ABC Logic™ (Automatic Background Calibration) technology.


    • Simple installation (mounting hardware and instructions included)
    • Ideally suited for larger HVAC return air ducts
    • Offers standard 0-10 volt output Patented absorption infrared/gas sensing engine provides high accuracy in a compact low cost package
    • Patented ABC Logic™ self-calibration system eliminates the need for manual calibration in most applications
    • Gas permeable, water-resistant diffusion filter prevents particulate and water contamination of the sensor
    • Lifetime calibration guarantee
    • Two probe lengths available


    SKU: T8041
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    For more than 10 pieces, please request a quote.

    Delivery date: Stock
    Products specifications
    Manufacturer Amphenol
    Series T8041
    Measurement Range 0-2000 PPM factory calibrated
    Duct Air Velocity 0 to 1500 ft/min (0 to 450 meter/min)
    Temperature Dependance 0.2% of full scale per ºC
    Stability <2% of full scale over the life of the sensor (10 years typical)
    Accuracy ±40 ppm +3% of reading @ 22ºC (72ºF) when compared with a factory certified reference
    Non-Linearity <1% of full scale @ 22ºC (72ºF)
    Pressure Dependence 0.13% of reading per mm of mercury
    Response Time 3 minutes typical for a 90% step change at low duct speeds
    Sampling Rate Every two seconds, 25% duty cycle
    Operating Conditions Temperature: 0ºC to 50ºC (32ºF to 122ºF) Humidity: 0 to 95% relative humidity, noncondensing
    Storage Conditions -20ºC to 70ºC (-40ºF to 158ºF)
    Note The Telaire product line offers patented ABC Logic™ software for self-correction of drift to better than ±20 ppm per year. The system is virtually free of maintenance and typically has than 10 years.
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