Two Year Warranty; Calibration And Repair Services; Contact Customer Support - Extech Instruments CO200 User Manual

CO Level Guidelines
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Important: The public information provided below is offered for reference only. FLIR Systems, Inc. is not liable for
injury to persons or property through the use or misuse of this device. It is the responsibility of the user to ensure
proper air quality in the residential or commercial spaces where this device is to be used.
Non-enforced reference levels:
• 250 - 350 ppm: Normal background outdoor levels.
• 350- 1,000 ppm: Typical level found in occupied spaces with good air exchange.
• 1,000 – 2,000 ppm: Level associated with complaints of drowsiness and poor air.
• 2,000 – 5,000 ppm: Level associated with headaches, sleepiness, and stagnant, stale, or stuffy air. Poor
concentration, loss of attention, increased heart rate and slight nausea may also be present.
• >5,000 ppm: Exposure may lead to serious oxygen deprivation resulting in permanent brain damage, coma,
and death.
Regulatory exposure limits:
• ASHRAE Standard 62-1989 (1000ppm): CO
1000ppm.
• OSHA (5000ppm): Time weighted average over five 8-hour workdays should not exceed 5000ppm.
• Building bulletin 101 (Bb101) 1500ppm: UK standards for schools indicate that CO
entire day (i.e. 9am to 3:30 pm), should not exceed 1500ppm.
• Germany, Japan, Australia, UK (5000ppm): 8-hour weighted average occupational exposure limit is
5000ppm.
Two-year Warranty
FLIR Systems, Inc. warrants this Extech brand instrument to be free of defects in parts and workmanship for two
years from date of shipment (a six-month limited warranty applies to sensors and cables). To view the full warranty
text please visit: http://www.extech.com/support/warranties.

Calibration and Repair Services

FLIR Systems, Inc. offers calibration and repair services for the Extech brand products we sell. We offer NIST
traceable calibration for most of our products. Contact us for information on calibration and repair availability, refer to
the contact information below. Annual calibrations should be performed to verify meter performance and accuracy.
Product specifications are subject to change without notice. Please visit our website for the most up-to-date product
information: www.extech.com.

Contact Customer Support

Customer Support Telephone List:
Calibration, Repair, and Returns:
Technical Support: https://support.flir.com
concentration in occupied building should not exceed
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https://support.flir.com/contact
repair@extech.com
Copyright © 2021 FLIR Systems, Inc.
All rights reserved including the right of reproduction in whole or in part in any form
www.extech.com
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