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The OxyFerm FDA is an electrochemical oxygen sensor suited for applications with high demands for hygiene, e.g. in pharmaceutical industry, in biotechnology and in food & beverage production. It is available with 12 mm or 25 mm (XL) shaft diameter.
ATEX Approval | II 1/2 G Ex ia IIC T4/T5/T6 Ga/Gb; II 1/2 D ia IIIC T x °C Da/Db |
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Autoclavable | Yes |
CIP | Yes |
Current in Air at 25 °C | 40 - 80 nA |
Diameter | 12 mm |
Drift at Room Temperature | < 1 % per week |
Electrical Connector | T82/D4 |
Electrode system | Silver platinum combination |
Electrolyte | Oxylyte |
IECEx Approval | II 1/2 G Ex ia IIC T4/T5/T6 Ga/Gb; II 1/2 D ia IIIC T x °C Da/Db |
Maximum CO₂ Partial Pressure | 0.01 bar |
Measurement Principle | Electrochemical reduction of oxygen |
Measuring Range | 10 ppb to 40 ppm (DO) or 0.2 to 1000 mbar (pO₂) |
Membrane Cap | Optiflow CIP |
Operating Temperature Range | 0 to 130 °C |
Oxygen Consumption | Ca. 20 ng/h in air at 25 °C |
Parameter | DO (Electrochemical) |
Polarization Voltage and Time | -670 ± 50 mV, ≥ 2 hours |
Pressure Range | 0 to 4 bar |
Process Connection | PG13,5 |
Required Flow | ≥ 0.03 m/s |
Response Time t90% | < 60 s at 25 °C |
Sensor Family | OxyFerm CIP |
Sensor Output | Traditional: nA |
Serial Number | Yes |
Steam Sterilizable | Yes |
Surface Quality of Steel | Ra < 0.4 µm (N5) |
Temperature Sensor | NTC 22 kOhm |
Wetted Parts | Stainless Steel 1.4435 \nEPDM (Ethylene propylene elastomer) \nSilicone - FDA 21 CFR 177.2600 \nVMQ (Silicone elastomer) |
Length | 120 mm |
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