Hach ORBISPHERE 31290TC Manuel D'utilisation Simplifié page 4

Specification
Construction materials
Weight
Dimension in cm (overall)
1.3 Sensor membrane specifications
1.3.1 In-line instrument applications (Table 1)
Specification
Thickness [μm]
Material
Recommended
applications
Radiation limits
Measurement range at
25°C
Accuracy (sample
temperature 20-50°C
within ± 5°C of
calibration
temperature)
Accuracy (sample
temperature 0-50°C
independent of
calibration
temperature)
Measurement cycle
(seconds)
1
Sample flow rate
(through flow chamber)
2
Linear flow rate (past
sensor socket)
1
Minimal flow through an ORBISPHERE 32001 flow chamber
2
Minimal flow past an ORBISPHERE 29501 sensor socket
4 English
Details
Housing: metal; Condensate bowl: polycarbonate; Bowl
guard: metal
460 g.
21 x 11.5 x 8
For other purge gases, please contact your Hach representative for
Membrane 29561A
25
PFA
Waste gas offgas,
reactor coolant
5
10 rad
0-2 ppm, or
0-25 cc/kg, or
0-1.5 bar
The greater of ±1% of
reading or ± 2 ppb, or
± 0.03cc/kg, or
± 1.5 mbar
The greater of ±3% of
reading or ± 15 ppb or
± 0.18 cc/kg or
± 6 mbar
500 mL/min
N/A
Sensor type
31290 H (purge gas N
2
specification.
Membrane 2952A
25
ETFE
Reactor coolant
8
10 rad
0-10 ppm, or
0-120 cc/kg, or 0-6 bar
The greater of ±1% of
reading or ± 8 ppb, or
± 0.1cc/kg, or ± 6 mbar
The greater of ±3% of
reading or ± 60 ppb or
± 0.6 cc/kg, or
± 20 mbar
17
200 mL/min
N/A
)
2
Membrane 2935A
25
®
ECTFE (Halar )
High H level
2
8
10 rad
0-20 ppm, or
0-220 cc/kg, or
0-12 bar
The greater of ±1% of
reading or ± 25 ppb, or
± 0.4 cc/kg, or
± 20 mbar
The greater of ±3% of
reading or ± 150 ppb or
± 2.5 cc/kg, or
± 50 mbar
100 mL/min
N/A