MSA ALTAIR 4 Manual De Instrucciones página 488

TECHNICAL SPECIFICATIONS/CERTIFICATIONS
5.4.2 Oxygen
The oxygen sensor has built-in temperature compensation. However, if
temperature shifts dramatically, the oxygen sensor reading may shift. Zero
the instrument at a temperature within 30 °C (86 °F) of the work place
temperature for the least effect.
Range
Resolution
Reproducibility
Response time
Warm-up Time
Cross-sensitivity to
5% vol CO
2
5.4.3 Carbon Monoxide
Range
Resolution
Reproducibility
Response time
48
0 to 25 vol.% O
0.1 vol.% O
0.7 vol.% O
30 second (normal temperature range)
3 minutes (extended temperature range)
60 sec
20.9% Vol O
0 - 999 ppm (0-999 mg/m
1 ppm (1.2 mg/m
for 0 to 500 ppm (0 to 580 mg/m
± 5 ppm (5.8 mg/m
whichever is greater (normal temperature range)
0 to 300 ppm (0 to 348 mg/m
± 15 % >300 ppm (348 mg/m
(normal temperature range)
± 10 ppm (11.6 mg/m
whichever is greater
(extended temperature range)
90% of final reading in less than or equal to
30 seconds (normal operation range)
60 seconds (normal temperature range)
ALTAIR 4 - Operating Manual 10088160/00 Y-HLR
2
2
for 0 to 25 vol.% O
2
(in ambient air)
2
3
) CO
3
) CO,
3
) CO
3
) CO or 10 % of reading,
3
)
CO,
3
)
CO
3
)
CO or 20 % of reading,
MSA
2
GB