Digital oxygen sensor
Memosens COS51E

Memosens 2.0 amperometric oxygen sensor for the wastewater industry and utilities

• Measuring principle

  Amperometric oxygen measurement

• Application

  Typical applications are:
  - Wastewater treatment plants: oxygen control in aeration basin, process water treatment and monitoring
  .
  - Water plants: status monitoring of drinking water, water quality monitoring in rivers, lakes or seas
  .
  - Utilities of all industries: Oxygen control in biological treatment, process water treatment and monitoring.

• Characteristic

  Digital amperometric 3-electrode longterm-stable sensor to measure dissolved oxygen

• Measuring range

  0.01 to 100 mg/l
  0.00 to 1000 %SAT
  0 to 2000 hPa

• Measuring principle

  Measuring principle

• Design

  Design

• Material

  Sensor shaft: POM
  Membrane cap: POM
  Working electrode: Gold
  Counter and reference electrode: silver/silver halide
  Membrane: ETFE (COS51-TN), FEP (COS51-TF)

• Dimension

  Diameter: 40mm (1.57 inch)
  Shaft length: 146 mm (5.74 inch)

• Process temperature

  -5 to 60 °C
  (20 to 140 °F)

• Process pressure

  Max. 5 bar abs
  (Max. 72.5 psi abs)

• Temperature sensor

  NTC 30k

• Ex certification

  With ATEX, IECEx, CSA C/US, NEPSI, JapanEx and INMETRO approval for use in Zone 0, Zone 1 and Zone 2 hazardous areas. With CSA
  C/US approval also in Class I Division 1 hazardous areas in the
  Gas Ex area. Additionally suitable for Class I Division 2.

• Connection

  Inductive, contactless connection head with Memosens 2.0 technology

• Ingress protection

  IP 68