Hach ORBISPHERE A1100, Руководство пользователя

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12
Technical Specifications
2.4.2 Oxygen sensors (Table 2)
Table 3 Membrane specifications - Oxygen sensors (2)
2935A-A 29521A-A 2995A-A
Recommended applications
Saturated to super
saturated levels
Saturated to super
saturated levels
In line hot wort
(up to 70°C)
Material Halar ® Tefzel ® Tedlar ®
Thickness [µm] 25 125 12.5
Calibration gas Air / Pure O
2
Air / Pure O
2
Pure O
2
Dissolved measurement range
0 ppb to
400 ppm
0 ppb to
400 ppm
0 ppb to
2000 ppm
Gaseous measurement range
0 Pa to
1000 kPa
0 Pa to
1000 kPa
0 Pa to
5000 kPa
Accuracy
The greater of
±1% of reading
or ± 10 ppb,
or ± 20 Pa
The greater of
±1% of reading
or ± 10 ppb,
or ± 20 Pa
The greater of
±1% of reading
or ± 50 ppb,
or ± 100 Pa
Integrated radiation dose limit [rads] N/A 10
8
10
8
Expected current in air
@ 1 bar 25°C [µA]
0.9 0.7 0.2
Expected current in pure O
2
[µA] 4.7 3.8 0.9
O
2
consumption in O
2
saturated
water at 25°C [µg/hour]
1.4 1.3 0.3
Temp. compensation range – 5 to 60° C
Temp. measuring range – 5 to 100° C
Response time
1
1
Response time at 25 °C for a 90% signal change
2.5 min. 18 min. 80 sec.
Recommended min. liquid flow rate
2
[mL/min]
2
Liquid flow through an ORBISPHERE 32001 flow chamber, with protection cap and no grille
25 25 5
Recommended min. linear flow rate
2
[cm/sec]
20 60 5
Recommended gaseous flow rate
[L/min]
0.1 to 3