1. General Information:
Thank you for purchasing Carbon Monoxide (CO)
meter. Read though the instruction manual before
operation for correct and safe usage. Please
store and retain this instruction manual for future
reference.
1.1 Safety Information - Read First:
Do not use the meter as a personal safety
monitor.
Learn and recognize the effects of CO
poisoning.
0-1 ppm Normal background levels.
9 ppm ASHRAE Standard 62-1989 for living areas.
35 ppm The average exposure level per U.S. OSHA
workplace standards.
50 ppm OSHA enclosed space
8-hour
average level.*
100 ppm OSHA exposure limit.*
200 ppm Mild headache, fatigue, nausea and dizziness.
400 ppm Headache occur in
2.5 hours to 3.5 hours
.
800 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
at not more than 50 ppm (0.005%). Remove employees from
enclosed space if the CO concentration exceeds 100 ppm
(0.01 %).
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