3www.REEDINSTRUMENTS.comProduct QualityThis product has been manufactured in an ISO9001 facility and has beencalibrated during the manufacturing process to meet stated productspecifications. If a certificate of calibration is required please contact thenearest authorized REED distributor or authorized Service Center. Pleasenote an additional fee for this service will apply.SafetyNever attempt to repair or modify your instrument. Dismantling yourproduct, other than for the purpose of replacing batteries, may causedamage that will not be covered under the manufacturer's warranty.Servicing should only be provided by an authorized service center.Carbon monoxide (CO) can be life threatening even at relativelylow concentrations. Do not use this meter as a personal safetymonitoring device.For safety reasons, we recommendthat this unit be certified every year.Effects of Carbon Monoxide (CO) Poisoning0 to 1 ppm Normal background levels9 ppm ASHRAE Standard 62-1989 for living areas35 ppm The average exposure level per U.S. OSHA workplace standards50 ppm OSHA enclosed space 8-hour average level*100 ppm OSHA exposure limit*200 ppm Mild headache, fatigue, nausea and dizziness400 ppm Headache occurs in 2.5 to 3.5 hours800 ppm Dizziness, nausea and convulsions, Death within 2 to 3 hours* U.S. Department of Labor, Occupational Safety & Health Administration (OSHA)Regulation 1917.24: The CO content in any enclosed space shall be maintained atnot more than 50 ppm (0.005%). Remove employees from enclosed space if theCO concentration exceeds 100 ppm (0.01%).www. .com information@itm.com1.800.561.8187