SEFRAM 9893 - General Information; Safety Information

Carbon Monoxide Meter
-1-
2. 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 %).