MRU Instruments, Inc.
USER MANUAL OPTIMA 7 BIOGAS
50
Accuracy
± 5 ppm or** 5 % of the measured value up to 200 ppm
or** 10 % of the measured value up to 1.000 ppm
Reaction time T90*
< 40 sec
H2S
Measurement range
0 – 200 ppm, overload up to 2.000 ppm***
Accuracy
± 5 ppm or** 5 % of the measured value up to 200 ppm
or** 10 % of the measured value up to 2.000 ppm
Reaction time T90*
< 40 sec
Flue gas temperature T
A
Measurement range
0 - 1.000 °C
Accuracy
± 2 °C ≤ 200 °C
1 % of the measured value > 200 °C
Draft
Measurement range
± 200 hPa
Accuracy
± 0,02 hPa or 1% of the measured value
Differential pressure
Measurement range
± 100 hPa
Accuracy
± 0,02 hPa or 1% of the measured value
Max. suction range gas pump
150 hPa
Typical gas flow
60 l/h
Calculated values
CO
2
Measurement range
0 - CO
2
max
Accuracy
± 0,3 Vol-% abs.
Dew point
°C
Losses qA
0 - 99,9 %
Efficiency ή
0 - 120 %
Excess Air
0 - 999 %
Air ratio
1,.. – 19,9
Measurement values as
mg/Nm
3,
O
2
in relation, mg/KWh, NOx as mg/Nm
3
NO
2
, CO/CO2 ratio
General specification
Operating temperature
+ 5 - + 45 °C / +41 ... + 113° F, max. 95 % RH, not condensing
Storing temperature
- 20 - + 50 °C / - 4 ... + 122° F
Stromversorgung
Internal: Li-Ion battery pack 3,7 V/ 5.800 mAh,
Max. 10 h operation time dependent on the used options
