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Oxygen1-min

Oxygen2-min

S423/C/OPT is an oxygen measuring sensor with integrated temperature probe

Technical specifications
Measuring range 0.00 to Measuring range 20.00 mg/L 0-200%
Measuring method Optical measure by luminescence
Precision ±0.1mg/L or ±1 %
Response 90% of the value in less than 60 second
Refresh time < 1 second
Temp. compensation with internal NTC probe
Operating temperature -10 ÷ 60°C (optional -10÷ 80°C )
Maximum pressure 5 bar
Body materia AISI 316 (PVC body optional)
Electrode material Special optical glasses
O-Rings NBR and Silicon
Mechanical protection IP68 Sensor + cable
Power supply 12 ÷ 24Vdc
Power consumption max. 2W
Cable 10m integral with the sensor (other on request)
Signal interface RS 485 Modbus RTU Protocol

Knick

SE 740

Optical Oxygen Sensor

Optical oxygen measurement based on fluorescence quenching technology

Facts and Features

  • Flow-independent measuring principle
  • No polarization required
  • Replaceable sensor cap
  • Integrated wear monitoring
  • Stainless steel 1.4435
    Inspection Certificate 3.1,
    Ra < 0.4 μm
  • FDA compliant materials
  • Digital communication

Flow-independent optical oxygen sensor with fast response. Ideal for measurements in demanding hygienic environments.
Steam-sterilizable, autoclavable, and CIP-capable.

Applications
Food, pharmaceutics, fermentation, and process

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