Amprobe CM100 Carbon Monoxide Meter with Adjustable CO Levels

  • Adjustable CO warning level
  • The CM100’s alarm is preset to 25ppm to warn about possible danger
  • User can adjust the alarm level by choosing CO gas levels: 25, 30, 35, 45, 50, 70, 100 and 200ppm
  • Dual digital display
  • Backlight for viewing in dim areas
  • Auto power off
  • Self-test feature
SKU: 3311826 Category:


The Amprobe CM100 is a compact size carbon monoxide (CO) meter for measuring and displaying the presence of carbon monoxide. The CM100 displays the CO level on its digital display. You can set the meter’s alarm to alert when a CO level goes beyond a predetermined safety level. The CM100 manual has a chart of published safety levels for CO.


Feature CM-100
Range 0 ppm → 999 ppm
Resolution 1 ppm
Accuracy: ± 20% at 0 – 100 ppm ± 15% at 100 – 500 ppm (at 20 °C +/-5%, 50 +/-20% RH)
Battery: 3 X 1.5V AAA Size (NEDA 24G or IEC R03) battery


What’s Included

  • CM100
  • Batteries (installed)


Datasheet »
Product Manual »

2 reviews for Amprobe CM100 Carbon Monoxide Meter with Adjustable CO Levels

  1. JoeTheGuyInRI

    A good one for the price!

    I bought this about a month ago, used it about a dozen times and feel comfortable enough to say that it’s worth the money I paid for itl. It’s affordable and also pretty accurate too.

    ✔ Yes, I recommend this product.

  2. GdragonL59

    This product has been reliable for the past 4 years.

    This product has been accurate and reliable for the four years that I have been using it. Easy to to use all the features that this product has, The user guide is easy to understand and to calibrate is explained step by step which is really helpful,I am very pleased and feel safe in using this product knowing that my costumers are too.

    ✔ Yes, I recommend this product.

Add a review

Your email address will not be published. Required fields are marked *

The maximum upload file size: 700 MB. You can upload: image, audio, video, document, spreadsheet, interactive, text, archive, code, other. Links to YouTube, Facebook, Twitter and other services inserted in the comment text will be automatically embedded. Drop file here