COTK-767 6 in 1 Combo Multi-function CO2, CO, Temperature, Humidity RH %, DP, WB Air Quality Tester

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The portable CO2 meter uses NDIR (non-dispersive infrared) technology to ensure the reliability and long term stability. It's useful in verifying HVAC system performance and air ventilation control...
$380.90 USD
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The portable CO2 meter uses NDIR (non-dispersive infrared) technology to ensure the reliability and long term stability. It's useful in verifying HVAC system performance and air ventilation control.
  1. Big LCD display
  2. With blue backlight
  3. One touch to display
  4. Designed with NDIR sensor
  5. Programmable warning CO level
  6. Longtime drift compensation on CO2 sensor
  7. Audible alarm (~80db) threshold setting
  8. Max, Min, TWA, STEL functions included
  9. Mini USB for PC download function for analysis
  10. 99 points manually recording
  11. 32000/24000 points auto recording
  12. Review 99 points manual record
  13. Hold function
  14. Housing design with rails to help Air ventilation for quick & accurate response
  15. Easy to manually calibrate C02 at fresh air around 380-420ppm
  • Measuring Range :
    • CO2 : 0~9999 ppm 
      • (5001-9999 ppm out of scale range)
    • CO : 0~1000 ppm
    • Temperature : -20 ~ 60°C (-5~140°F)
    • Relative Humidity : 0.1%~99.9%RH
    • DP (Dew Point temp.) : -20.0~59.9°C
    • WB (Wet bulb temp.) : -5.0~59.9°C
  • Resolution : 1ppm,0.1°C/°F, 0.1%RH
  • Accuracy :
    • CO2 : ±30ppm ±5% of reading ( 0~5000ppm)
    • other ranges are not specified
    • CO : +/-10ppm for les than 100ppm
      • +/-10% or reading for 101~500ppm
      • +/-20% of reading for 501ppm and above
    • Temperature : ±0.6°C / ±0.9°F
    • Relative Humidity : ±3%RH (at 25°C, 10-90%RH); ±5%RH (at 25°C,             other range)
  • CO2 warm-up time : 30 seconds
  • Response time:
    • CO2 : <30 seconds (90% step change)
    • CO  : <60 seconds (90% step change)
    • Temp : <2 mins (90% step change)
    • RH  : <10 minutes (90% step change)
  • LCD Meter size (mm) : 26(H) x 44(L), 205(L) x 70(W) x 56(H)
  • Operating condition : -20 to 50°C (C02 sensor),0 to 50°C (CO sensor)
    • (avoid condensation)  -20 to 60°C (for the rest parameters
  • Storage condition: -20~60°C , 10~90%RH (avoid condensation)
  • Power supply : AA x 4pcs (included) or 9V adaptor (not included)
  • battery life : >24 hours (alkaline battery)
  • Weight : 200g
Set Includes:
  • 1 x  6-in-1 IAQ Meter
  • 4 x AA battery
  • 1 x English Manual
  • 1 x USB cable
  • 1 x CD software
  • 1 x Carrying case

Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund in the same payment form used at the time of purchase within four weeks of giving your package to the return shipper. This time period includes the transit time for us to receive your return from the shipper, the time it takes us to process your return once we receive it, and the time it takes for the refund to be credited to your account.

For more information, please refer to our Return, Refund & Warranty Policy or contact us.

Shipping Policy

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

For more information, please refer to our Shipping Policy.

Warranty Policy

Most of our items come with 1 year warranty for manufacturer defects. It does not include damage caused by misuse, accidents, abuse, alterations, neglect or other external causes.

The warranty will not extend to consumables (i.e. electrodes, calibration solution, battery, index oil), accessories, cable, compact disk and/or any written document bundled with the item.

For more information, please refer to our Warranty Policy.

1-Year Warranty
30-Day Returns
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