EXTECH FM100: Formaldehyde (CH2O or HCHO) Monitor

Indoor Compact Formaldehyde Monitor with Tilt Leg Stand

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

EXTECH FM200: Formaldehyde (CH2O or HCHO) Meter

Handheld Formaldehyde Meter with Detachable Probe

Features:

• Simultaneously displays Formaldehyde concentration, Air Temperature, and Relative Humidity readings
• Large LCD display with backlighting
• Adjustable Audible alarm (default at 0.08ppm)
• Designed with Electrochemical CH2O sensor
• Built-in bumper that allows the fan inside the sensor to draw in gas quickly
• CH2O Calibration function in fresh air
• Min/Max, Data Hold, Auto power off and Low battery indicator
• Complete with soft tube (approx. 1ft/300mm), sensor with 2.1ft (657mm) cable, 6 AAA batteries and carrying case

EXTECH FM300: Desktop Formaldehyde (CH2O or HCHO) Monitor

Measures Formaldehyde concentration, Air Temperature and Humidity

Features:

• 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 CH2O warning level
• Audible beeping alarm default at 0.08ppm (adjustable)
• Designed with Electrochemical CH2O 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)
• CH2O 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)