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Summary of Contents for Extech Instruments FM300
- Page 1 User Manual Desktop Formaldehyde HCHO (CH O) Meter Model FM300 Additional User Manual Translations available at www.extech.com GlobalTestSupply www. .com d Quality Products Online at: sales@GlobalTestSupply.c...
- Page 2 EXTECH INSTRUMENTS Introduction Thank you for selecting the Extech Instruments Model FM300, this meter was designed with electrochemical vented ball sensor technology for quickly detecting HCHO or CH O gas. This device is shipped fully tested and calibrated and, with proper use, will provide years of reliable service.
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Page 3: Meter Description
Power adaptor jack LED Indicator Description Each time a reading is manually stored, the LED flashes green When the high alarm is tripped, the LED flashes red and the audible beeper sounds FM300-en-GB_V1.9 3/17 GlobalTestSupply www. .com d Quality Products Online at:... -
Page 4: Operation
Press ▼ to decrease number or press ▲ to increase number Press SEL/RECALL to scroll through HR-MIN-SEC Press SET to access the alarm setting (see Alarm section). To exit, press and hold SET for 3 seconds. FM300-en-GB_V1.9 3/17 GlobalTestSupply www. .com d Quality Products Online at: sales@GlobalTestSupply.c... - Page 5 The three face icons represent three HCHO measurement ranges: Normal (<0.08ppm), Moderate (>0.08ppm, <0.80ppm), and Unhealthy (>0.8ppm). The guide and table below are useful when interpreting measurements for a variety of applications. FM300-en-GB_V1.9 3/17 GlobalTestSupply www. .com d Quality Products Online at:...
- Page 6 Remember to reactivate the beeper for future use. MANUALLY STORE/RECALL 99 HCHO READINGS The FM300 can manually store an HCHO reading by pressing SEL/RECALL button (up to 99 can be stored). The LCD shows the record number, 01-99. The number appears momentarily in the humidity reading area.
- Page 7 ER-1 (RH): If the RH sensor fails the error code appears in the RH display area. ER-2: The measurement exceeds the range of the instrument. This could also indicate that the meter is malfunctioning. Please contact Extech for service. FM300-en-GB_V1.9 3/17 GlobalTestSupply www.
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Page 8: Specifications
*NB: Within specified range. Step changes in %RH produce short term transient response Copyright © 2014-2017 FLIR Systems, Inc. All rights reserved including the right of reproduction in whole or in part in any form ISO-9001 Certified www.extech.com FM300-en-GB_V1.9 3/17 GlobalTestSupply www. .com d Quality Products Online at:...
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