Technical data
70
Measuring principle Membrane covered galvanic probe
Temperature compensation IMT
Measuring conditions
Meas. range 0 - 50 mg/l O
2
Temperature range 0°C - 50°C
Max. admissible overpressure 6 bar
Immersion depth min. 6 cm
max. 20 m depth
Operating position any
Incident flow > 3 cm/s at 10 % meas. accuracy
10 cm/s at 5 % meas. accuracy
18 cm/s at 1 % meas. accuracy
Connections Cable, plug: Protection degree IP67, 8pin plug
Probe: Protection degree IP68 (20 m)
Characteristics when delivered
Zero signal < 0.1 % of saturation value
Response time at 20°C t
90
(90 % of indication of end value after) < 10 s
t
95
(95 % of indication of end value after) < 16 s
t
99
(99 % of indication of end value after) < 60 s
Self consumption at 20°C 0.008 µg h
-1
(mg/l)
-1
Drift approx. 3 %/month in operation condition
Operation time at least 6 months per electrolyte filling
Material Membrane head POM
Membrane FEP
Probe head POM
Thermistor housing VA-steel 1.4571
Shaft POM
Dimensions 145 mm shaft length
15.25 mm shaft diameter
13 µm membrane thickness
1.5 m to 20 m cable length
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