User manual

EXTECH INSTRUMENTS
2 FM200-en-GB_V1.8 3/17
Introduction
Thank you for selecting the Extech Instruments Model FM200. The FM200 measures
Formaldehyde CH
2
O (HCHO) concentration, Air Temperature, and Relative Humidity. The alarm
feature alerts the user when the Formaldehyde 0.08ppm limit is exceeded.
This device is shipped fully tested and calibrated and, with proper use, will provide years of
reliable service. Please visit our website (www.extech.com) to check for the latest version of this
User Guide, Product Updates,
Features
• Measures Formaldehyde, Temperature, and Relative Humidity
• Built-in fan to quickly intake gas via pliable tube
• Pliable tube available for restricting samples
• Triple line, large LCD display
• Display Backlight function for working in dimly lit areas
• Automatic temperature compensation
• Hold function freezes current readings
• Store and recall maximum and minimum readings
• Self-calibration feature
• Auto power off after 15 minutes of inactivity conserves battery energy
• HCHO high alarm threshold setting with audible beeper
• Electrochemical sensor, capable of measuring up to 5ppm of HCHO
• Tripod mount on sensor and meter