MSA altair 5, Инструкция по эксплуатации, Страница: 224 / 245

5.2 Umbrales de Alarma Fijados de Fábrica
NOTA: Las unidades para Australia tienen límites de alarma ligera-
mente distintos para COMB y CO que lo ilustrado abajo.
Sensor Alarma Alarma Punto de Fijación STEL TWA Valores de
BAJA ALTA Min Max Cal por
omisión
COMB 10% LEL 20% LEL 5% LEL 60% LEL -- 1 -- 1 Ver la
Sección
5.6
CO 25 ppm 100 ppm 20 ppm 950 ppm 100 ppm 25 ppm 60 ppm
H2S 10 ppm 15 ppm 5 ppm 175 ppm 15 ppm 10 ppm 20 ppm
O2 19.5% 23.0% 5.0% 24.5% -- 1 -- 1 15.0%
SO2 2.0 ppm 5.0 ppm 2.0 ppm 17.5 ppm 5 ppm 2.0 ppm 10 ppm
NO2 2.0 ppm 5.0 ppm 1.0 ppm 17.5 ppm 5.0 ppm 2.0 ppm 10 ppm
NH3 25 ppm 50 ppm 10 ppm 75 ppm 35 ppm 25 ppm 25 ppm
PH3 0.3 ppm 1.0 ppm 0.3 ppm 3.75 ppm 1.0 ppm 0.3 ppm 0.5 ppm
Cl2 0.5 ppm 1.0 ppm 0.3 ppm 17.5 ppm 1.0 ppm 0.5 ppm 10 ppm
ClO2 0.1 ppm 0.3 ppm 0.1 ppm 0.9 ppm 0.3 ppm 0.1 ppm 0.8 ppm
HCN 4.5 ppm 10.0 ppm 2.0 ppm 20.0 ppm 10 ppm 4.5 ppm 10 ppm
IR CO2 0.5% Vol 1.5%Vol 0.2%Vol 5%Vol 0.5% Vol 1.5%Vol 2.50%
(5%)
IRCO2 0.5%Vol 1.5%Vol 0.2%Vol 8%Vol 0.5%Vol 1.5%Vol 2.50%
(10 Vol%)
IR CO2 0.5%Vol 1.5%Vol 0.5%Vol 50%Vol 0.5%Vol 1.5%Vol 15%
(50 Vol%)
IR 15%LEL 29%LEL 9%LEL 100%LEL -- 1 -- 1 35% LEL
Propano
(LEL)
IR 8% Vol 15% Vol 5%Vol 25%Vol -- 1 -- 1 8%
Propano
(25% Vol)
IR 21% LEL 50% LEL 11% LEL 100% LEL -- 1 -- 1 36% LEL
Butano
(LEL )
IR 8% Vol 15% Vol 5% Vol 25% Vol -- 1 -- 1 8%
Butano
(25% Vol)
IR 8% Vol 15% Vol 2.5% Vol 25% Vol -- 1 -- 1 20%
Metano
(25% Vol)
1 STEL y TWA no aplican para gases combustibles y oxígeno.
5-2