Siemens ULTRAMAT 23 - Electrochemical Oxygen Sensor

Description
3.4 Technical specifications
ULTRAMAT 23
38 Manual, 3/2016, A5E37100388-003
3.4.4
Electrochemical oxygen sensor
General
Measuring ranges
0 ... 5% to 0 ... 25% O
2
, parameterizable
Associated gases The oxygen sensor must not be used if the associated gas
contains the following components:
• Chlorine or fluorine compounds
• Heavy metals
• Aerosols
• Mercaptans
• Alkaline components (e.g. NH
3
in % range)
Service life
Approx. 2 years with 21% O
2
Time response
Response time (T
90
time) Dependent on dead time and parameterizable damping,
<30 s with sample gas flow of approx. 1.2 l/min
Measuring response
Output signal noise
< 0.5% of the full-scale value
Display resolution
< 0.2% of the full-scale value
Output signal resolution
< 0.2% of the output signal span
Reproducibility
≤ 0.05% O
2
Climatic conditions
Permissible ambient temperature
• During operation
• During transportation and storage
+5 ... +45 °C (41 ... 113 °F)
-20 ... +60 °C (-4 ... 140 °F)
Permissible ambient humidity
< 90% RH (relative humidity) during transportation and storage
Permissible ambient pressure
600 ... 1200 hPa absolute
Maximum operating altitude
2000 m above sea level