Multi-Parameter Analyzers
Endress+Hauser COS41 Analog Dissolved Oxygen Sensor
Endress+Hauser COS41 Analog Dissolved Oxygen Sensor, measuring range 0...200%. Applications: municipal and industrial wastewater treatment; drinking and process water monitoring.
Max flow
—
Max pressure
—
Turndown / accuracy
—
Wetted materials
—
Protection
IP68
Power
—
Features
- Analog Dissolved Oxygen Sensor
- Measuring range: 0...200%
- Ingress protection: IP68
Specifications
| Brand | Endress+Hauser |
| Model | COS41 |
| Product type | analog sensor |
| Measured variables | — |
| Measuring range | 0...200% |
| Process connection | thread |
| Ingress protection | IP68 |
Applications
Materials & media
Ask for wetted-parts details or check the brochure.
Common chemicals: NaOCl, acids, alkalis, polymers — confirm compatibility when inquiring.
Controls & communication
| Product type | analog sensor |
Models & specs
| Model | |
| CCS51 | |
| COS41 | |
| COS61 |
Dimensions & installation
Dimensional drawings available on request (CAD / PDF).
Downloads
Related / accessories
Multi-Parameter Analyzers
Conductivity Transmitter Controller ARK84
Multi-Parameter Analyzers
Conductivity Electrode ARK64
Multi-Parameter Analyzers
Flow Transmitter Controller ARK81
Multi-Parameter Analyzers
Suntex 8-11-3 Electrode
Multi-Parameter Analyzers
Suntex 8-12-6 Electrode
Multi-Parameter Analyzers
Suntex 8-222 Electrode
Related solutions
Municipal Wastewater Dosing
Integrated dosing systems combining metering pumps and online water quality monitoring for coagulation, disinfection and dephosphorization.
Hospital Wastewater Disinfection
GB18466-compliant disinfection dosing with online residual chlorine and exceedance alarms.
Smart Secondary Supply Disinfection
Unattended pump-room retrofits: hypochlorite dosing with online residual chlorine/pH and remote alarms.
Related case studies
Drinking Water
Water Plant NaOCl Disinfection System
Complete dosing skid with online finished-water chlorine monitoring keeps byproducts controlled.
Hospital
Hospital Wastewater Disinfection
Online chlorine monitoring with auto-dosing and alarm sampling passed environmental acceptance.
Wastewater
Municipal WWTP PAC Dosing Upgrade
Mechanical diaphragm pumps with online turbidity monitoring cut chemical consumption by 15%.
Need help selecting?
Share duty (flow, pressure, media, controls) — we reply within 1 business day.