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a-length 425 mm
Electrical Connector VP8
Measurement Principle Electrochemical reduction of oxygen
Measuring Range 10 ppb to 40 ppm (DO) or 0.2 to 1000 mbar (pO₂)
Accuracy at 25 °C ± 2 %
Drift at Room Temperature < 1 % per week
Sensor Cap Delivered with Optiflow FDA
Electrolyte Oxylyte
Oxygen Consumption Ca. 20 ng/h in air at 25 °C
Temperature Sensor NTC 22 kOhm
Configurable Values DO: mbar; %-sat; %-vol; µg/l; mg/l; ppb/ppm (gas); ppb/ppm (dissolved oxygen); Temperature: °C, °F, K
Diameter 12 mm
Process Connection PG13,5
Surface Quality of Steel Ra < 0.4 µm (N5)
Electrode system Silver platinum combination
Analog Interface 1 4 to 20 mA for DO, programmable
Analog Interface 2 4 to 20 mA for Temp., programmable
Analog Interface 1 and 2 Galvanically not isolated; pulse width modulation 3.5 kHz
Baud Rate 4800, 9600, 19200, 38400, 57600,115200 bd
Polarization Voltage and Time -670 ± 50 mV, ≥ 2 hours
Operating Voltage 7 to 30 VDC max. 150 mW
Serial Number Yes
Response Time t98% < 60 s at 25 °C
Certificate Yes, with parameter settings and materials used
ATEX Approval No
IECEx Approval No
Autoclavable Yes
Steam Sterilizable Yes
Operating Temperature Range Analog interface: 0 to 110 °C; Digital interface: 0 to 130 °C
Pressure Range bar g 0 to 4 bar
Max CO2 Partial Pressure 0.01 bar
Required Flow ≥ 0.03 m/s
Automatic Polarization Yes, max. 2 hours stabilisation time
  • Part # / Ref: 243104


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