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Extech FM300 Desktop Formaldehyde (CH2O or HCHO)
The FM300 is a desktop formaldehyde (CH2O or HCHO) Monitor which measures Formaldehyde concentration, Air Temperature and Humidity and displays them simultaneously on an LCD monitor. The FM300 calculates statistical weighted averages of TWA (8-hour Time Weighted Average) and STEL (15-minute Short Term Exposure Limit) and features a Min/Max value recall function, CH2O Calibration function in fresh air and Internal memory for manually storing (99 readings). This meter is CE certified and has a year warranty. Product comes complete with a universal AC adapter, multiple plugs and a user's manual.
- Simultaneously displays Formaldehyde concentration, Air Temperature, and Relative Humidity readings with date (Year, Month, Day) and time
- Visibly bright LED (green & red) and three facial icons indicate indoor CHO warning level
- Audible beeping alarm default at 0.08ppm (adjustable)
- Designed with Electrochemical CHO sensor
- Min/Max value recall function
- Calculates statistical weighted averages of TWA (8-hour Time Weighted Average) and STEL (15-minute Short Term Exposure Limit)
- CHO Calibration function in fresh air
- Internal memory for manually storing up to 99 readings with recall function
- Complete with Universal AC adapter (100V-240V) and multiple plug types (US, EU, UK, AUS)