MSA PrimaX P - Page 40

MSA
Technical Data
PrimaX
40
GB
Response time [diffusion mode]
These values are only valid for new sensors and, unless otherwise stated, they re-
fer to an ambient temperature of 20 °C.
Propane [C
3
H
8
] 100 % LEL - -40 – 70 °C
Sulphur Dioxide [SO
2
] 50 ppm 10 ppm
20 ppm
100 ppm
-20 – 50 °C
Gases Zero drift Full scale drift Zero deviation
Lower limit of the
measuring range
CO  2 ppm/month  5 %/month 4 % of full scale 3 % of full scale
H
2
S  2 ppm/month  5 %/month  2 % full scale,
at least 1 ppm
1 % full scale, at
least 1 ppm
Oxygen Response time
t20 t90/t10
8 s  25s
Toxic
Response time
t90 t10
CO  20s  44s
H
2
S  12s  32s
Combustible
Response time Recovery time
t50 t90 t50 t10
Methane  10s  18s  10s  18s
Propane  12  20s  12s  20s
Gas Default range
Selectable
range[s]
Temperature
Range