Xylem TA 197 - Oxi Oxygen sensor - Handbuch (Seite 26)

Technical data
Empfohlenes Zubehör
Recommended accessories
26 27
Measuring principle Membrane covered galvanic sensor
Temperature compensation IMT
Meas. conditions
Meas. range 0 - 50 mg/l O2
Temperature range 0 °C - 50 °C
Max. admissible overpressure 10 bar
Immersion depth min. 6 cm
max. 100 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
Characteristics when delivered
Zero signal < 0.1 % from saturation value
Response time at 20 °C t90 (90 % of indication of end value after) < 10 s
t95 (95 % of indication of end value after) < 16 s
t99 (99 % of indication of end value after) < 60 s
Self consumption at 20 °C 0.008 µg h-1 (mg/l)-1
Temperature adaptation IMT-compensation
Drift approx. 3 %/month in operation condition
Operation time at least 6 months per electrolyte filling
Material Membrane head POM
Membrane FEP
Sensor head Epoxy, PEEK
Thermistor housing VA-steel 1.4571
Shaft POM
Connection head VA-steel 1.4571
Dimensions Shaft length 245 mm
Shaft diameter 38 mm
Membrane thickness 13 µm
Cable length 25 m to 100 m
Modell
Model Best.-Nr.
O.-No.
Batterierührer Battery stirrer BR 325 203 826
Schutzkorb Stahl Protection hood
steel A 325/S/LF/SK 902 839
Schutzkorb Kunststoff Protection hood
plastic A 325/K/SK 903 834