Technical Data
CompareORP / Redox
| Measuring Principle | Sensor ORP / Redox |
| Application | Process technology and monitoring of processes with: • Rapidly changing ORP values • High proportion of electrode poisons, such as H2S |
| Characteristic | Digital ORP electrode for chemical process with an ion trap for poison-resistant reference |
| Measuring range | –1 500 to 1 500 mV |
| Measuring principle | Gel compact electrode with ceramic junction |
| Design | All shaft lengths with temperature sensor Advanced gel technology |
| Material | Sensor shaft: Glass to suit process ORP measuring element: Platinum Metal lead: Ag/AgCl Open aperture: Ceramic junction, zirconium dioxide O-ring: FKM Process coupling: PPS fiber-glass reinforced Nameplate: Ceramic metal oxide |
| Dimension | Diameter: 12 mm (0.47 inch) Shaft lengths: 120, 225, 360 and 425 mm (4.72, 8.86, 14.2 and 16.7 inch) |
| Process temperature | 0 to 140 °C (32 to 284 °F) |
| Process pressure | 0.8 to 14 bar (11.6 to 203 psi) (absolute) |
| Temperature sensor | NTC 30k |
| Ex certification | With ATEX, IECEx, CSA C/US, NEPSI, Japan Ex and INMETRO approvals for use in hazardous areas Zone 0, Zone 1 and Zone 2. |
| Connection | Inductive, contactless connection head with Memosens 2.0 technology |
| Ingress protection | IP68 |
Field of application
Memosens CPS72E is the digital specialist for demanding processes. Its unique, contamination-resistant reference guarantees stable measurement in poisoning media but also in media with low conductivity. Thanks to Memosens 2.0 digital technology, CPS72E combines maximum process integrity with simple operation. It resists moisture, enables lab calibration and offers extended storage of calibration and process data providing the perfect basis for predictive maintenance and IIoT services.
Processes in chemical industry and monitoring of processes with:
Quickly changing ORP values
High proportion of electrode poisons such as H2S
With ATEX, IECEx, CSA C/US, NEPSI, Japan, INMETRO approvals for use in hazardous areas, zones 0, 1 and 2.
Benefits
Memosens 2.0 offers extended storage of calibration and process data, enabling better trend identification and providing a future-proof basis for predictive maintenance and enhanced IIoT services.
The sensor resists strong acids and bases and high organic loads.
Its unique ion trap prevents poisoning of the junction and reference, ensuring a long sensor lifetime.
Non-contact, inductive signal transmission maximizes process safety.
Reduced process downtime and extended sensor lifetime minimize operating costs.
ORP / Redox:
| Measuring Principle | Sensor ORP / Redox | |
| Application | Process technology and monitoring of processes with: • Rapidly changing ORP values • High proportion of electrode poisons, such as H2S |
|
| Characteristic | Digital ORP electrode for chemical process with an ion trap for poison-resistant reference | |
| Measuring range | –1 500 to 1 500 mV | |
| Measuring principle | Gel compact electrode with ceramic junction | |
| Design | All shaft lengths with temperature sensor Advanced gel technology |
|
| Material | Sensor shaft: Glass to suit process ORP measuring element: Platinum Metal lead: Ag/AgCl Open aperture: Ceramic junction, zirconium dioxide O-ring: FKM Process coupling: PPS fiber-glass reinforced Nameplate: Ceramic metal oxide |
|
| Dimension | Diameter: 12 mm (0.47 inch) Shaft lengths: 120, 225, 360 and 425 mm (4.72, 8.86, 14.2 and 16.7 inch) |
|
| Process temperature | 0 to 140 °C (32 to 284 °F) | |
| Process pressure | 0.8 to 14 bar (11.6 to 203 psi) (absolute) | |
| Temperature sensor | NTC 30k | |
| Ex certification | With ATEX, IECEx, CSA C/US, NEPSI, Japan Ex and INMETRO approvals for use in hazardous areas Zone 0, Zone 1 and Zone 2. | |
| Connection | Inductive, contactless connection head with Memosens 2.0 technology | |
| Ingress protection | IP68 | |
Case Studies
Municipal Wastewater Treatment — Wastewater Treatment Plant · ORP 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 ORP.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable ORP 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 · ORP 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 ORP.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable ORP 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 · ORP 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 ORP.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable ORP 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 · ORP 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 ORP.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable ORP 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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