Orbipac CPF81
Technical Data
ComparepH
| Measuring Principle | Potentiometric |
| Application | Water, waste water, process, galvanic |
| Characteristic | Resistent against electrolyte poisoning and dirt repellent gel-electrode including process connection NPT 3/4". Optional with amplifier. |
| Measuring range | pH 0-14 |
| Measuring principle | Gel-compact electrode with double chamber reference system, kalium nitrate bridge electrolyte and PTFE-diaphragm. |
| Design | Compact electrode in PPS housing with NPT3/4" process connection. |
| Material | PPS / glass / PTFE |
| Dimension | Length: 120´mm (4.68 inch) |
| Process temperature | -10°C - 110°C (14°F - 230°F) |
| Process pressure | max. 10 bar (145 psi) |
| Temperature sensor | Optional with integrated Pt100. |
| Ex certification | ATEX FM |
| Connection | TOP68 connection head or fixed cable |
| Ingress protection | IP68 |
The Orbipac CPF81 is an analog electrode and a simple solution for measurement under harsh conditions. It provides reliable, high-precision measurement even in fibrous media and at high flow rates. The built-in assembly saves space and time when installing the electrode for flow or immersion installation.
Benefits
Suitable for flow-through and immersion installation
Long-term stability: second electrolyte bridge for better protection against electrode poisoning, e.g. S2- or CN- ions
Rugged polymer housing protects against mechanical damage
Flat diaphragm suitable for applications with high flow rates, fibrous media and mining
Application areas
The Orbipac CPF81 is a robust pH electrode for measurement in mining processes and water & wastewater treatment, and can monitor:
Flotation
Leaching
Neutralization
Inlet and outlet
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Measuring principle video
Source: public information from the Endress+Hauser website
Related Models
| Model | Name |
|---|---|
| CPF81-LH11A2 | pH电极 |
| CPF81-LH11A3 | pH电极 |
| CPF81-LH11A4 | pH电极 |
| CPF81-LH11C2 | pH电极 |
| CPF81-LH11C3 | pH电极 |
| CPF81-LH11C4 | pH电极 |
| CPF81-LH21D4 | pH电极 |
| CPF81-NN11A2 | pH电极 |
| CPF81-NN11A3 | pH电极 |
| CPF81-NN11A4 | pH电极 |
| CPF81-NN11C4 | pH电极 |
Case Studies
Municipal Wastewater Treatment — Wastewater Treatment Plant · pH 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 pH.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable pH 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 · pH 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 pH.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable pH 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 · pH 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 pH.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable pH 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 · pH 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 pH.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable pH 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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