紫外光（）吸光度传感器
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) |
| Design | " |
| 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 OUSAF46 ultraviolet (UV) absorbance sensor detects media online and quantitatively at two specific UV wavelengths. The wide concentration range helps users optimize chromatographic analysis. Excellent filter performance provides the highest linearity and complete agreement with laboratory results. It provides users with fast, reliable process information to help increase yields. The patented Easycal system offers clear advantages, enabling convenient online dry calibration in compliance with NIST traceability requirements.
Benefits
Dual ultraviolet (UV) wavelengths for a wide measuring range
Fast, reliable monitoring of medium concentration for better process control and simplified quality control
Highly accurate measured values in complete agreement with laboratory results
The patented EasycalTM system enables NIST-traceable online dry calibration
Excellent filter performance with the highest linearity
Suitable for cleaning-in-place (CIP) and sterilization-in-place (SIP)
Applications
The OUSAF46 sensor measures ultraviolet (UV) absorbance at two specific wavelengths:
Protein concentration detection
Chromatographic analysis
Permeate and precipitate monitoring
Organic compound concentration monitoring
Aromatic compound detection
Filter control
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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 · Turbidity 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 Turbidity.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Turbidity 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 · Turbidity 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 Turbidity.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Turbidity 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 · Turbidity 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 Turbidity.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Turbidity 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 · Turbidity 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 Turbidity.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Turbidity 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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