Endress+Hauser Memosens COS51E

Digital oxygen sensor

Memosens 2.0 amperometric oxygen sensor for the wastewater industry and utilities.

Amperometric oxygen measurement

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.

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

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

Measuring principle

Design

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

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

-5 to 60 В°C
(20 to 140 В°F)

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

NTC 30k

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.

Inductive, contactless connection head with Memosens 2.0 technology

IP 68