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    • OEM Factory for Carbon Monoxide Detector 0 Ppm - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy

    OEM Factory for Carbon Monoxide Detector 0 Ppm - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy Featured Image
    • OEM Factory for Carbon Monoxide Detector 0 Ppm - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy
    • OEM Factory for Carbon Monoxide Detector 0 Ppm - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy

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    With advanced technologies and facilities, strict high-quality handle, reasonable rate, superior services and close co-operation with prospects, we are devoted to furnishing the best price for our customers for , , , We have more than 20 years experience in this industry, and our sales are well trained. We can give you the most professional suggestions to meet your products' requirements. Any troubles, come to us!
    OEM Factory for Carbon Monoxide Detector 0 Ppm - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy Detail:

    ♦ Real time monitoring room carbon dioxide

    ♦ NDIR infrared CO2 sensor inside with special Self Calibration. It makes the CO2 measurement more accurate and more reliable.

    ♦ More than 10 years lifetime of CO2 sensor

    ♦ Temperature and humidity monitoring

    ♦ Three-color (Green/Yellow/ Red) LCD backlight indicates ventilation level -optimal/moderate/poor based on the CO2 measurements

    ♦ Buzzer alarm available/disable selected

    ♦ Optional display 24h average and max. CO2

    ♦ Provide optional 1xrelay output to control a ventilator

    ♦ Provide optional Modbus RS485 communication

    ♦ Touch button for easy operation

    ♦ 24VAC/VDC or 100~240V or USB 5V power supply

    ♦ wall mounting or desktop placement available

    ♦ High quality with the excellent performance, best choice for schools and offices

    ♦ CE-approval

    Power supply 100~240VAC or 24VAC/VDC wire connecting USB 5V (>1A for USB adaptor) 24V with an adaptor
    Consumption 3.5 W max. ; 2.5 W avg
    Gas detected Carbon Dioxide (CO2)
    Sensing element Non-Dispersive Infrared Detector (NDIR)
    Accuracy@25℃(77℉) ±50ppm + 3% of reading
    Stability <2% of FS over life of sensor (15 yr typical)
    Calibration interval ABC Logic Self Calibration Algorithm
    CO2 sensor life 15 years
    Response Time <2 minutes for 90% step change
    Signal update Every 2 seconds
    Warm up time <3 minutes (operation)
    CO2 measuring range 0～5,000ppm
    CO2 Display resolution 1ppm
    3-color backlight for CO2 range Green : <1000ppm Yellow: 1001~1400ppm Red: >1400ppm
    LCD Display Real time CO2, Temp &RH Extra 24h average/max/min CO2 (optional)
    Temperature measuring range -20～60℃(-4～140℉)
    Humidity measuring range 0～99%RH
    Relay output (optional) One relay output with rated switching current: 3A, resistance load
    Operation conditions -20~60℃(32~122℉); 0~95%RH, non condensing
    Storage conditions 0~50℃(14~140℉), 5~70%RH
    Dimensions/ Weight 130mm(H)×85mm(W)×36.5mm(D) / 200g
    Housing and IP class PC/ABS fireproof plastic material, protection class: IP30
    Installation Wall mounting (65mm×65mm or 2”×4”wire box) Desktop placement
    Standard CE-Approval
    Product detail pictures:

    OEM Factory for Carbon Monoxide Detector 0 Ppm - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy detail pictures

    OEM Factory for Carbon Monoxide Detector 0 Ppm - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy detail pictures

    Related Product Guide:
    Each individual member from our large performance revenue crew values customers' needs and company communication for OEM Factory for Carbon Monoxide Detector 0 Ppm - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy , The product will supply to all over the world, such as: Japan, Venezuela, Malta, Our tenet is "integrity first, quality best". We have confidence in providing you with excellent service and ideal products. We sincerely hope we can establish win-win business cooperation with you in the future!
    • Factory equipment is advanced in the industry and the product is fine workmanship, moreover the price is very cheap, value for money!
    5 Stars By Alva from Canada - 2018.07.27 12:26
    Although we are a small company, we are also respected. Reliable quality, sincere service and good credit, we are honored to be able to work with you!
    5 Stars By Modesty from South Africa - 2017.01.11 17:15
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