Technical Data
CompareConcentration
| Measuring Principle | UV absorbance |
| Application | Measurement of protein concentrations, chromatography monitoring, filtration monitoring, concentration measurement of organic compounds, detection of aromates |
| Characteristic | Sensor for installation in the pipe with separate flow assembly OUA260 |
| Measuring range | 0 to 2.5 AU 0 to 50 OD (depending on optical pathlength) |
| Material | Sensor housing: stainless steel 316 |
| Process temperature | 0 to 90 °C (32 to 194 °F) continuous Max. 130 °C (266 °F) for 2 hours |
| Process pressure | Max. 100 bar (1450 psi) absolute, depending on the material, pipe size and process connection of the flow assembly |
| Ex certification | ATEX, FM |
| Ingress protection | IP65 (NEMA4) |
| Certificates, declarations and approvals | FDA |
The OUSAF44 UV absorbance sensor monitors product concentration in process media. Excellent filter performance ensures the highest linearity and constant agreement with laboratory results. It provides you with fast, reliable process information and increases product yield. The patented EasycalTM system enables NIST-traceable online dry calibration. The OUSAF44 is explosion-protection approved for use in hazardous areas (ATEX, FM) and is suitable for hygienic processes (CIP/SIP cleaning).
Benefits
Fast, reliable monitoring of product concentration for better process control and simplified quality control
Measured values in close agreement with laboratory results
The patented EasycalTM system enables NIST-traceable online dry calibration
Long sensor service life, stable operation and low maintenance
Excellent filter performance for the highest linearity
Resistant to CIP and SIP cleaning
FM and ATEX approval for hazardous area applications
Applications
The OUSAF44 sensor is used for UV absorbance measurement:
Protein concentration measurement
Chromatography control
Permeate and retentate monitoring
Organic compound concentration measurement
Aromatic hydrocarbon detection
Filter monitoring
International explosion-protection approvals, such as ATEX and FM, for use in hazardous areas
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Technical documentation
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Source: Endress+Hauserpublic information from the website
Case Studies
Municipal Wastewater Treatment — Wastewater Treatment Plant · Multi-parameter Application Case
Project Background
Municipal Wastewater Treatment customers at the Wastewater Treatment Plant stage have long faced the challenge of insufficient accuracy in effluent quality monitoring and instruments prone to contamination causing data drift, affecting compliance discharge, placing higher demands on the stability and measurement accuracy of Multi-parameter.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Multi-parameter for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Municipal Wastewater Treatment conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Food & Beverage — Food Production Line · Multi-parameter Application Case
Project Background
Food & Beverage customers at the Food Production Line stage have long faced the challenge of high hygienic measurement requirements, with inline instruments needing to withstand CIP/SIP cleaning while maintaining stable accuracy, placing higher demands on the stability and measurement accuracy of Multi-parameter.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Multi-parameter for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Food & Beverage conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Chemical & Pharmaceutical — Reactors and Storage Tanks · Multi-parameter Application Case
Project Background
Chemical & Pharmaceutical customers at the Reactors and Storage Tanks stage have long faced the challenge of highly corrosive media and complex conditions, requiring corrosion-resistant and explosion-proof instruments, placing higher demands on the stability and measurement accuracy of Multi-parameter.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Multi-parameter for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Chemical & Pharmaceutical conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Power & Energy — Power Plant Boiler and Turbine · Multi-parameter Application Case
Project Background
Power & Energy customers at the Power Plant Boiler and Turbine stage have long faced the challenge of unstable measurement under high temperature and pressure, with high maintenance and downtime costs, placing higher demands on the stability and measurement accuracy of Multi-parameter.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Multi-parameter for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Power & Energy conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
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