• Extech FM100 Formaldehyde (CH2O or HCHO)

Indoor Compact Formaldehyde Monitor with Tilt Leg Stand

The FM100 is an indoor compact formaldehyde monitor with a tilting leg stand. Alternately displays Formaldehyde concentration, Air Temperature, and Relative Humidity readings which cycles approximately every 6 seconds. The FM100 features both audible and visual alarms, "ZERO" Re-Calibration function, Manual Temperature and Relative Humidity Compensation (adjustable), CH2O Calibration function in fresh air and a low battery indicator. Product is CE certified and has a year warranty. Complete with universal AC adaptor (including US, EU, UK, and AU plugs), user's manual and 4 AAA batteries.


Formaldehyde (CH2O or HCHO) Features:

  • Alternately displays Formaldehyde concentration, Air Temperature, and Relative Humidity readings (cycles approximately every 6 seconds)
  • Visible bright tri-colored (green, yellow, red) LED alarm indicator
  • Selectable CH2O unit as ppm or mg/m3
  • Adjustable audible alarm for readings exceeding set point (default at 0.08ppm)
  • ZERO Re-Calibration function
  • Manual Temperature and Relative Humidity Compensation (adjustable)
  • Designed with Electrochemical CH2O sensor
  • CH2O Calibration function in fresh air
  • Low battery indicator
  • Complete with universal AC adaptor (including US, EU, UK, and AU plugs), and 4 AAA batteries


Specifications                                                   Range

Formaldehyde (CH2O or HCHO)                  0.00 to 5.00ppm (mg/m3)
Air Temperature                                              32 to 122°F (0 to 50°C)
Humidity                                                            20 to 90%RH
Dimensions                                                       4.4x4.3x2.1" (113x108x53mm)
Weight                                                                5.6oz (159g)


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Extech FM100 Formaldehyde (CH2O or HCHO)

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Tags: Formaldehyde (CH2O or HCHO)