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Dissolved oxygen sensor Oxymax COS61 Brand New Original Endress + Hauser

Dissolved oxygen sensor Oxymax COS61 Brand New Original Endress + Hauser

Endress Hauser dissolved oxygen sensor

Oxymax COS61 oxygen sensor

brand new dissolved oxygen probe

Place of Origin:

China

Brand Name:

E+H

Model Number:

COS61

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Product Details
Long Term Stability:
±0.2% Of URL For 5 Years
Processconnection:
1/2 Inch NPT
Voltage:
1-5 (V)
Measuring Medium:
Pressure, Level And Flow
Measurement Range:
0 To 1000 Bar
Mounting:
Direct Or Remote
Application:
Hydraulic Systems, Process Control, HVAC
Vacuum Resistance:
10 Mbar (0.15 Psi)
Display:
Optional LCD
Reference Accuracy:
Standard: 0.05% Platinum: Up To 0.025%
Overpressure Limit:
2 Times The Maximum Range
Measuring Principle:
Absolute And Gauge Pressure
Flange Material:
316SST
Communication Protocol:
HART
Highlight:

Endress Hauser dissolved oxygen sensor

,

Oxymax COS61 oxygen sensor

,

brand new dissolved oxygen probe

Payment & Shipping Terms
Minimum Order Quantity
1 pc
Price
USD 300
Delivery Time
7-14 days
Payment Terms
T/T
Supply Ability
100 pc
Product Description

Oxymax COS61 — Introduction

The Oxymax COS61 is a high-performance optical dissolved oxygen (DO) sensor manufactured by Endress+Hauser. It is part of the Liquiline/Cos product family and is designed for precise, low-maintenance measurement of dissolved oxygen in water, wastewater, environmental monitoring, and industrial processes.

Unlike traditional electrochemical (amperometric) DO sensors, the COS61 uses luminescence (optical) measurement technology, which offers superior stability, minimal drift, and eliminates electrolyte or membrane handling.

 

Key Features

1. Optical (Luminescence) Technology

  • Measures DO using a luminescent cap
  • No polarization time
  • Low drift and long calibration intervals

2. Robust & Low Maintenance

  • No electrolyte solutions
  • Long sensor cap lifetime
  • Rugged stainless-steel or plastic body options

3. High Accuracy & Reliability

  • Fast response
  • Resistant to fouling and flow variations
  • Suitable for both low-oxygen and high-oxygen ranges

4. Digital Memosens Technology

  • Non-contact digital data transmission
  • 100% moisture-proof plug-and-play connection
  • Stores calibration and sensor health diagnostics

5. Wide Application Compatibility

Works seamlessly with Endress+Hauser Liquiline transmitters (e.g., CM44x, CM42, CM82).

 

Typical Applications

  • Wastewater treatment
    • Aeration basin control
    • Biological treatment optimization
  • Drinking & process water
    • Oxygen monitoring in filtration or storage
  • Aquaculture
    • Continuous DO monitoring for fish health
  • Environmental monitoring
    • Lakes, rivers, and groundwater DO analysis
  • Industrial processes
    • Food & beverage
    • Chemical production
    • Biotechnology

 

Technical Highlights (At a Glance)

Parameter

Specification (Typical COS61)

Measurement principle

Optical DO (luminescence)

Measuring range

0–20 mg/L (or more, depending on model)

Response time

Fast (t₉₀ often < 60 s)

Operating temperature

~0–50°C (varies by model)

Pressure range

Typically up to 10 bar

Sensor connection

Memosens digital

Maintenance

Very low (replace cap ~1–2 years)

 

Why Choose the Oxymax COS61?

  • No calibration drift
  • Extremely low upkeep
  • Excellent reliability in harsh water environments
  • Quick installation with Memosens plug-in design
  • Ideal for long-term continuous monitoring

 

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