Siemens SIPROCESS GA700 Compact Operating Instructions page 88

Technical specifications
10.2 General technical specifications
Table 10- 14 OXYMAT 7: Measuring ranges
Measuring ranges
Number of measuring rang-
es
Parameters
can be as-
signed in the
measuring
ranges
Note
Temperature change with high-temperature OXYMAT 7
If you change the temperature range, you have to recalibrate the device. Further information
can be found in the operating instructions, see List of references (Page 106).
Table 10- 15 OXYMAT 7: Gas inlet conditions
Gas inlet conditions
Sample gas pres-
sure
Reference gas pressure
Pressure loss between sample gas inlet and
sample gas outlet
Permissible sample gas flow range
Sample gas temperature and humidity.
OXYMAT 7 Standard version
OXYMAT 7 high temperature
Optimum measuring results can only be achieved at 2000 hPa ±150 hPa above sample gas pres-
1)
sure. Calibrations are required for any larger deviations.
88
OXYMAT 7
Max. 4; parameters can be as-
signed freely
Smallest 0.5%, 1%, 2% or 5% O
possible
spans
Largest pos- 100% O
2
sible span
with internal pressure sensor 500 ...2 500 hPa (abs.)
with external pressure sen-
sor
OXYMAT 7 high temperature
Max. 4; parameters can be as-
signed freely
0.5% O
2
2% O at 72 °C < T < 130 °C
2
100% O
500 ... 3 000 hPa (abs.)
2000 .. 4000 hPa above the sample gas pres-
sure
1)
Max. permissible: 5000 hPa (abs.)
< 100 hPa at 1 l/min
18 to 60 l/h (0.3 to 1 l/min)
0 to 60 °C with relative humidity < 90 %, avoid
condensation in the gas path (moisture content
results in measurement errors)
0 to 130 °C with relative humidity < 90%, avoid
condensation in the gas path (moisture content
results in measurement errors)
Devices in explosion-proof design
Compact Operating Instructions, 05/2018, A5E35134047-03
at T < 72 °C
2
2