Technical data
28
Hauser
10
Technical data
10.1 Input
10.1.1 Measured variable
Dissolved oxygen [mg/l,
μ
g/l, ppm, ppb, % SAT or hPa]
Temperature [
˚
C,
˚
F)
10.1.2 Measuring range
All ranges refer to 20
˚
C (68
˚
F) and 1013 hPa (15 psi).
10.2 Performance characteristics
10.2.1 Response time
From air to nitrogen at reference conditions
• t
90
: < 30 s
• t
98
: < 60 s
10.2.2 Reference operating conditions
10.2.3 Signal current in air
COS22-*1 (standard sensor): 40 to 100 nA
COS22-*3 (trace sensor): 210 to 451 nA
10.2.4 Zero current
COS22-*1 (standard sensor): < 0.1 % of the current at air
COS22-*3 (trace sensor): < 0.03 % of the current at air
Measuring range
Optimum operational range
COS22-*1
0.01 to 60 mg/l
0 to 600 %SAT
0 to 1200 hPa
0 to 100 Vol%
0.01 to 20 mg/l
0 to 200 %SAT
0 to 400 hPa
0 to 40 Vol%
COS22-*3
0.001 to 10 mg/l
0 to 120 %SAT
0 to 250 hPa
0 to 25 Vol%
0.001 to 2 mg/l
0 to 20 %SAT
0 to 40 hPa
0 to 4 Vol%
Reference temperature:
25
˚
C (77
˚
F)
Reference pressure:
1013 hPa (15 psi)
