HACH LANGE ORBISPHERE 3654, User Manual, Page: 12 / 58

10
Specifications
2.2 Sensor specifications
Table 1 Sensor specifications
Sensor Type 31 270 H
2
Membranes 29561A 2952A 2935A
Thickness 25 µm 25 µm 25 µm
Membrane material PFA ETFE ECTFE (Halar)
Recommended applications
Waste gas offgas,
reactor coolant
Reactor coolant High H
2
level
Radiation limits 10
5
rad 10
8
rad 10
8
rad
Measurement range at 25°C
0-1.5 ppm,
or 0-16 cc/kg,
or 0-1 bar
0-5 ppm,
or 0-60 cc/kg,
or 0-3 bar
0-15 ppm,
or 0-180 cc/kg,
or 0-9 bar
Accuracy (sample temp.
20-50°C within ± 5°C of
calibration temperature)
The greater of
±1% of reading
or ± 4 ppb,
or ± 0.06cc/kg,
or ± 3 mbar
The greater of
±1% of reading
or ± 16 ppb,
or ± 0.2cc/kg,
or ± 12 mbar
The greater of
±1% of reading
or ± 45 ppb,
or ± 0.5 cc/kg,
or ± 30 mbar
Accuracy (sample temp.
0-50°C independent of
calibration temperature)
The greater of
±2% of reading
or ± 30 ppb
or ± 0.35 cc/kg
or ± 12 mbar
The greater of
±2% of reading
or ± 120 ppb
or ± 1.2 cc/kg,
or ± 40 mbar
The greater of
±2% of reading
or ± 300 ppb
or ± 3.0 cc/kg,
or ± 100 mbar
Measurement cycle (sec.) 20
Sample flow rate (through
flow chamber)
200 ml/min 100 ml/min 50 ml/min
Table 2 Sensor Specifications
Sensor Type 31 272 H
2
31 570 N
2
Membranes 29561A 2952A 2935A 29561A
Thickness 25 µm 25 µm 25 µm 25 µm
Membrane material PFA ETFE ECTFE (Halar) PFA
Recommended
applications Waste gas and
offgas
Waste gas offgas,
reactor coolant
Reactor coolant
and High H
2
level
Beverage
Radiation limits 10
5
rad 10
8
rad 10
8
rad 10
5
rad
Measurement range at 25°C
0-0.075 ppm,
or 0-8 cc/kg,
or 0-0.5 bar
0-2.5 ppm,
or 0-30 cc/kg,
or 0-1.5 bar
0-7.5 ppm,
or 0-90 cc/kg,
or 0-4.5 bar
0-250 ppm,
or 0-200 ml/L,
or 0-15 bar
Accuracy (sample temp.
20-50°C within ± 5°C of
calibration temperature)
The greater of
±1% of reading
or ± 2 ppb,
or ± 0.03 cc/kg,
or ± 2 mbar
The greater of
±1% of reading
or ± 8 ppb,
or ± 0.1cc/kg,
or ± 6 mbar
The greater of
±1% of reading
or ± 25 ppb,
or ± 0.25 cc/kg,
or ± 15 mbar
The greater of
±2% of reading
or ± 0.5 ppm,
or ± 0.5 ml/L,
or ± 30 mbar
Accuracy (sample temp.
0-50°C independent of
calibration temperature)
The greater of
±2% of reading
or ± 60 ppb
or ± 0.7 cc/kg
or ± 25 mbar
The greater of
±2% of reading
or ± 250 ppb
or ± 2.5 cc/kg,
or ± 80 mbar
The greater of
±2% of reading
or ± 600 ppb
or ± 6.0 cc/kg,
or ± 200 mbar
The greater of
±4% of reading
or ± 2 ppm,
or ± 1.6 ml/L,
or ± 70 mbar
Measurement cycle (sec.) 20
Sample flow rate (through
flow chamber)
200 ml/min 100 ml/min 50 ml/min 150 ml/min