Extech CO240 CO2 Monitor

The Extech CO240 CO2 Monitor measures Carbon Dioxide (CO2), Air Temperature and Humidity, as well as Dew Point and Wet Bulb calculations. The user settable high alarm with audible beeper is perfect for conducting a quick check of CO2 level to help adjust the environmental conditions in an enclosed area, such as a greenhouse or nursery, to insure optimal plant grown. The Extech CO240 CO2 Monitor comes complete with six AAA batteries, USB cable, PC software and soft case.

• Checks for Carbon Dioxide (CO₂) concentrations
• Maintenance free NDIR (non-dispersive infrared) CO₂ sensor
• Indoor Air Quality displayed in ppm with Good (0 to 800ppm), Normal (800 to 1200ppm), Poor (>1200ppm) indication
• User programmable Visible and Audible CO₂ warning alarm
• Measurement ranges:
  • CO₂: 0 to 9999ppm
  • Temperature: 23 to 122°F (-5 to 50°C)
  • Humidity: 0.1 to 90%RH
• Displays Year, Month, Date, and Time
• Max/Min CO₂ value recall function

Since 1971, Extech Instruments has focused on Test and Measurement tools built for the professionals, tradesperson and DIY’ers. Their single source strategy has made them the brand to turn to when it comes to tools that help prevent, identify and troubleshoot problems in a plethora of applications; whether it’s electrical, mechanical, maintenance, safety or environmental applications, their products are trusted by the professionals and are put to the test every day.

With over 45 years, Extech is renowned as one of the largest manufacturers and suppliers of innovative, quality handheld test, measurement and inspection tools in the world. Sold in over 100 countries around the world, Extech’s success is supported by a far-reaching network of dedicated and knowledgeable distributors who introduce new users to Extech every day.