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Oxymax COS41 is a reliable oxygen sensor for all kinds of water & wastewater applications.

Dissolved oxygen sensor
Oxymax COS41

Amperometric oxygen sensor for water, wastewater and utilities

COS41
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Dissolved oxygen sensor Oxymax COS41 ©Endress+Hauser
Dissolved oxygen sensor Oxymax COS41 ©Endress+Hauser

Specs at a glance

  • Measurement range

    0,05 - 20mg/l

  • Process temperature

    max. 50°C
    (122°F)

  • Process pressure

    max. 10bar
    (145psi)

Field of application

Oxymax COS41 is a reliable and accurate oxygen sensor for all kinds of water & wastewater applications. Designed for reduced maintenance and a long operating life, the sensor offers real value for money.

Oxymax COS41 measures the dissolved oxygen concentration in:

  • Wastewater treatment plants:
    - O2 control in the aeration basin
    - Process water treatment and monitoring

  • Water works:
    - Status monitoring of drinking water (oxygen enrichment, corrosion protection, etc.)
    - Water quality monitoring in rivers, lakes or seas

  • Utilities of all industries:
    - O2 control in the biological treatment
    - Process water treatment and monitoring

  • Fish farming:
    - O2 control for optimum growth conditions

Benefits

  • High measurement accuracy

  • Long maintenance intervals

  • Minimum calibration effort thanks to simple air calibration

Videos

  • The concentration of oxygen dissolved in a liquid can be measured using the amperometric or optical measuring principles. This video shows what it is about and how these measuring principles work.

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Fundamental selection

Meet your basic measurement needs

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Lean selection

Handle your core processes easily

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Optimize your processes with innovative technologies

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Xpert selection

Master your most challenging applications

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